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Multi-Tech Systems MT5600SMI

1. Short Form Long Form 196 MRR 29333 197 MRR 30667 198 MRR 33333 199 MRR 34667 200 MRR 37333 201 MRR 38667 202 MRR 41333 203 MRR 42667 204 MRR 45333 205 MRR 46667 206 MRR 49333 207 MRR 50667 208 MRR 53333 209 MRR 54667 Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 85 Chapter 6 Fax Class 1 and Class 1 0 Commands Chapter 6 Fax Class 1 and Class 1 0 Commands Fax I O Processing The fax I O interface supports asynchronous serial and parallel interfaces The character format is 8 bit data no parity and 1 stop bit Start and stop elements are removed from the transmit data and added to the receive data Both transmit and receive data are buffered Flow control using XON XOFF or RTS CTS is provided Unique control character strings are identified filtered or reinserted into the I O data stream These control characters and their resultant action are described below DTE to Modem Transmit Data Stream Characters Detected Action Taken lt DLE gt lt data gt Delete lt DLE gt lt data gt characters lt DLE gt lt ETX gt Recognize as a string terminator and take appropriate action lt DLE gt lt DLE gt Replace with single lt DLE gt character Modem to DTE Receive Data Stream Characters Detected Action Taken lt DLE gt Insert extra lt DLE gt ahead of lt DLE gt The modem also identifies the end of a frame by inserting l
2. Label Primitives Description VTX VRX VSP 1 Local phone connected to the line 9 S1T External Speaker connected to the line DCE off hook DCE X X connected to the line Local phone provided with power to detect hook condition 10 MS1T Internal microphone and External Speaker connected to the X line DCE off hook DCE connected to the line Local phone provided with power to detect hook condition 11 M1 External Microphone connected to the DCE DCE on hook X Local phone connected to the line 12 M1ST External Microphone and Internal Speaker connected to the X line DCE off hook DCE connected to the line Local phone provided with power to detect hook condition 13 M1S1T External Microphone and External Speaker connected to the X line DCE off hook DCE connected to the line Local phone provided with power to detect hook condition 14 H External Microphone and Speaker combination handset or X X headset connected to the DCE DCE on hook Local phone connected to the line 15 HT External Microphone and Speaker combination handset or X X headset connected to the line DCE off hook DCE connected to the line Local phone provided with power to detect hook condition 16 MS MS Internal Microphone and Internal Speaker connected to DCE 17 M1S MS1 Internal Microphone and External Speaker connected to DCE 18 MS1 External Microphone and Internal Speaker connected to DCE 19 M1 S1 External Microphone and External Speak
3. Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 67 Chapter 5 AT Commands S Registers and Result Codes Table 5 10 errorControl Active from 3 5 2 V 58 Value 0 1 2 80 Description Disable none V 42 LAPM V 42 Alternative protocol MNP MNP10 Table 5 11 compressionActive from 3 2 2 V 58 Value 0 1 80 Description None V 42bis and V 44 MNP5 Table 5 12 callCleared codes from 3 6 4 V 58 1994 Value 0 1 2 3 4 19 1F 20 29 2A 2B 2C 2D 2E 2F 31 33 34 3C 3D 3E 3F 40 41 42 46 50 51 52 5A 5B 5C 5D 5E 5F 60 64 Description CauseUnidentified No Previous call Call is still in progress Call Waiting signal detected Delayed InactivityTimerExpired cct108isOfflnhibitsDial cct108turnedOff BlacklistedNumber CallAttemptsLimitExceeded ExtensionPhoneOff hook CallSetupFailTimerExpired IncomingCallDetected LoopCurrentInterrupted NoDial tone ReorderTone EngagedTone LongSpaceDisconnect CarrierLost TrainingFailed NoModulationinCommon RetrainFailed RetrainAttemptCountExceeded GstnCleardownReceived FaxDetected InTestMode AnyKeyAbort DteHangupCommand DteResetCommand FrameReject NoErrorControlEstablished ProtocolViolation Notes Call setup issues Not in V 58 Not in V 58 Not in V 58 only if modem can detect it Same as value 2A CallAttemptsLimitExceeded DTR low DTR drop Same as Delayed see ETS 300 001 If extension
4. Case 2 Telephone Line is in Use but Disconnected If an ATDT ATDP or ATDL is issued while Line In Use detection is enabled and the telephone line is NOT in use the modem will go off hook after a short pause then respond with CONNECT or NO CARRIER message Case 3 Telephone Line is not Connected to Modem If an ATDT ATDP or ATDL is issued while Line In Use detection is enabled and the telephone line is not connected the modem will go off hook momentarily go back on hook and then respond with NO DIAL TONE message Extension Pick up Enabled by AT STE 2 AT STE 3 AT STE 6 or AT STE 7 Case 1 Modem off hook Local Handset Goes Off Hook If the local handset goes off hook while the modem is in a data connection the local handset will be muted The modem will then send a GSTN Cleardown to the remote modem and then go on hook The modem will then send a NO CARRIER message to the DTE A result code of 25 will be left in S86 register After 2 seconds the local handset will be connected to the telephone line so the user hears the dial tone Remote Hang up Enabled by AT STE 4 AT STE 5 AT STE 6 or AT STE 7 Case 1 Modem off hook Remote Hang up If the modem is connected off hook and the remote modem server goes hangs up the central office may issue a line polarity reversal If a line polarity reversal is detected the modem will drop the call and respond with NO CARRIER The reason for hang up can be determined b
5. Command ER Description Default Defined Values Report Commands Error Control Reporting This extended format numeric parameter controls whether or not the intermediate result code is transmitted from the modem to the DTE S95 bit 3 is reset to 0 for ER 0 and is set to a 1 for ER 1 The more recent setting of ER or S95 bit 3 and the W command setting determines the actual error control result code reporting see S95 Parameter and W 0 ERO Error control reporting disabled no ER intermediate result code transmitted ER1 Error control reporting enabled ER intermediate result code transmitted ER Reports Current or Selected Values Response ER lt current value gt Example ER 0 for the default setting ER Reporting Supported Range of Parameter Values Response ER lt value gt range Example ER 0 1 Command ER type Report the Current Error Control Description Defined Values Command ETBM Description Default Defined Values Report Commands The ER type reported represents the current negotiated or renegotiated modem modem error control type If enabled the intermediate result code is transmitted during error control negotiation handshaking at which time the modem has determined the error control protocol will be used if any before the final result code e g CONNECT is transmitted The ER intermediate result code if enabled is issued after the
6. Default Defined Values Result Codes Command amp D Description Default Defined Values Command amp K Description Default Defined Values Result Codes RLSD DCD Option The modem controls the RLSD output in accordance with the parameter supplied The parameter value if valid is written to S21 bit 5 1 0 RLSD remains ON at all times 1 RLSD follows the state of the carrier OK Otherwise ERROR DTR Option Interprets the ON to OFF transition of the DTR signal from the DTE in accordance with the parameter supplied The parameter value if valid is written to S21 bits 3 and 4 Also see S25 2 amp DO DTR drop is interpreted according to the current amp Q setting as follows amp Q0 amp Q5 amp Q6 DTR is ignored assumed ON Allows operation with DTEs which do not provide DTR Q1 DTR drop causes the modem to hang up Auto answer is not affected amp Q2 amp Q3 DTR drop causes the modem to hang up Auto answer is inhibited amp D1 DTR drop is interpreted according to the current amp Q setting as follows amp Q0 amp Q1 amp Q5 amp Q6 DTR drop is interpreted by the modem as if the asynchronous escape sequence had been entered The modem returns to asynchronous Command State without disconnecting amp Q2 amp Q3 DTR causes the modem to hang up Auto answer is inhibited amp D2 DTR drop is interpreted according to the current amp Q setting as follows amp QO through amp Q6 drop c
7. VNH lt hook gt Defined Values lt hook gt Decimal number corresponds to the selected option Table 6 4 0 The modem enables automatic hangups as is normal in other modes 1 The modem disables automatic hangups usually found in the other non Voice Modes 2 The modem disables automatic hangups in the other non Voice Modes The modem performs only a logical hangup returns to OK result code Table 7 4 VNH Command Behavior Command Response Command No Carrier ATH ATZ DTR amp D2 Present VNH 0 Y Y Y Y VNH 1 N Y Y Y VNH 2 N N N Y Notes Y will hang up N will not hang up How VNH is reset DTE uses VNH command to change setting DTE issues another FCLASS mode change without issuing another VNH A hang up event occurs see this table DTE issues VIP command Reporting Current or Selected Values Command VNH Response hook Example 0 For the default setting Reporting Supported Range of Parameter Values Command VNH Response lt hook gt range Example 0 2 Result Codes OK hook 0 2 ERROR Otherwise Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 103 Chapter 7 Voice Commands Basic Voice Commands Command VIP Description Syntax Result Code Command VRX Description Syntax Result Codes Command VTS Description Syntax Defined Values string Voice Initialize All Parameters his command cause
8. 5 An MNP connection is attempted and if it fails a Direct mode connection is established 6 Reserved 7 An MNP connection is attempted and if it fails a Normal mode connection is established Default Bits 3 7 Reserved Delay Before Forced Hang Up Specifies the delay between the modem s receipt of the H command to disconnect or ON to OFF transition of DTR if the modem is programmed to follow the signal and the disconnect operation Applicable to error correction connection only This parameter can be used to ensure that data in the modem buffer is sent before the modem disconnects If S38 is set to a value between 0 and 254 the modem will wait that number of seconds for the remote modem to acknowledge all data in the modem buffer before disconnecting If time expires before all data is sent the NO CARRIER result code will be issued to indicate that data has been lost If all data is transmitted prior to time out the response to the HO command will be OK If S38 is set to 255 the modem does not time out and continues to attempt to deliver data in the buffer until the connection is lost or the data is delivered Flow Control Bit Mapped Options Status Default 3 00000011b Bits 0 2 Status of command options 0 No flow control 3 RTS CTS amp K3 Default 4 XON XOFF amp K4 5 Transparent XON amp K5 6 Both methods amp K6 Bits 3 7 Reserved General Bit Mapped Options Status Indicates the status of comma
9. AT STE 2 AT FCLASS 8 OK lt DLE gt h Local handset on hook lt DLE gt R Ring AT VLS 1 OK AT VSM 1 7200 0 0 AT VTX Starts to play greeting message lt DLE gt P User picks up extension DLE DTE send abort to end playback AT VLS 0 DTE hangs up Automated system that needs to periodically use the line while giving the voice user the highest priority A common use for these features would be an automated system that needs to periodically use the line while giving the voice user the highest priority The automated system would make a connection when the line is free It would do this without disturbing the line if the line is in use The automated system would periodically retry the connection until the line is free Once the line is free it would dial and make its connection If a voice user wishes to use the line while the modem is connected The modem will drop the line and give the line to the user The modem will then try to regain control of the line by once again periodically retrying to establish a connection AT STE 7 OK ATDT5551212 CONNECT Sometime later the user picks up phone NO CARRIER ATS86 25 OK Delay 30 seconds ATDT5551212 LINE IN USE Try again some time later user hangs up phone CONNECT Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 50 Chapter 5 AT Commands S Registers and Result Codes Modulation Control Commands Command MS Description Syntax Defined Val
10. Example 1 Example 2 Example 3 Command VTX Description Syntax Result Codes Command VGR Description Syntax Command VTS Response freq1 range lt freq2 gt range lt dur gt range Example 200 3000 200 3000 0 255 OK OK Valid command ERROR The string command is invalid or a selected frequency is out of range This example illustrates tone generation without using any null elements The command example is followed by a description of command execution AT VTS 1 30 1 2 1000 1300 50 6 800 1300 50 9 Hookflash with a duration of 300 ms Play DTMF 1 with duration given by the VTD command Play DTMF 2 with duration given by the VTD command Play tone pair at 1 000 Hz and 1 300 Hz with a duration of 500 ms Hookflash with duration given by the VTD command Play DTMF with duration of 60 ms Play tone pair at 800 Hz and 1300 Hz with duration of 500 ms Play DTMF 9 with duration given by the VTD command This example illustrates tone generation using null elements The command example is followed by a description of command execution AT VTS 1 2 1000 1300 50 800 9 1 Play DTMF 1 with duration given by the VTD command 2 Play DTMF 2 with duration given by the VTD command 3 Play tone pair at 1000 Hz and 1300 Hz with a duration of 500 ms 4 Play tone pair at 800 Hz with duration given by the VTD command 5 Play DTMF 9 with duration given
11. Sets S14 bit 5 As soon as a dial command is executed which explicitly specifies the dialing mode for that particular call e g ATDT this command is overridden so that all future dialing will be tone dialed See T command This command may not be permitted in some countries OK Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 42 Chapter 5 AT Commands S Registers and Result Codes Command Description Command Description Default Defined Values Result Codes Command Description Default Defined Values Result Codes A H O Answer The modem will go off hook and attempt to answer an incoming call if correct conditions are met Upon successful completion of answer handshake the modem will go on line in answer mode This command may be affected by the state of Line Current Sense if enabled Most countries do not require Line Current Sense Operation is also dependent upon FCLASS command and country specific requirements If FCLASS 0 is selected the modem will enter the Connect state after exchanging carrier with the remote modem If no carrier is detected within a period specified in register S7 the modem hangs up Any character entered during the connect sequence will abort the connection attempt If FCLASS 1 1 0 or 2 is selected the modem will go off hook in V 21 answer mode It will generate the V 21 2100 Hz answer tone for 3 0 5 seconds and following a
12. amp R 39 S Safety considerations 122 select Bell or CCITT modulation command B 54 select Fax Class 1 command FCLASS 1 90 select Fax Class 1 0 command FCLASS 1 0 90 select guard tone command amp G 44 select pulse dial make break ratio command amp P 44 select the active service class command FCLASS 30 selective repeat command ESR 56 selects u Law or A Law codec type command U 54 Serial Demo Board block diagram 116 Serial Pin configurations 9 Serial Test Demo Board Components 115 Set pulse dial default command P 42 set telephony extension command STE 48 Set tone dial default command T 42 single line connect message enable command W 47 Soft reset and restore profile command Z 30 South African Statement Regulations 129 speaker control command M 44 speaker volume command L 44 Specifications technical 7 S registers 75 SO 75 51 75 S10 76 511 76 11 20 76 12 76 14 76 16 76 82 75 21 77 210 82 522 77 923 TT 24 77 S25 77 S26 77 27 78 S28 78 S29 78 59 75 S30 78 S31 78 S36 79 S38 79 S39 79 S4 75 S40 79 S41 80 S46 80 S48 80 S5 75 S6 75 S7 75 S8 75 S86 81 S9 76 S91 81 S95 81 store current configuration command amp W 33 store telephone number command amp Z 33 Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 133 Index T Technical specifications 7 Telecommunications Regu
13. dialing enabled disabled by country parameters If busy tone detection is enforced and busy tone is detected NO CARRIER will be reported instead of BUSY If dial tone detection is enforced or selected and dial tone is not detected NO CARRIER will be reported instead of NO DIAL TONE The value 100b is written to S22 bits 6 5 and 4 respectively X2 Disables reporting of busy tones unless forced otherwise by country requirements send only OK CONNECT RING NO CARRIER ERROR NO DIAL TONE NO ANSWER and CONNECT XXXX If busy tone detection is enforced and busy tone is detected NO CARRIER will be reported instead of BUSY If dial tone detection is enforced or selected and dial tone is not detected NO DIAL TONE will be reported instead of NO CARRIER The value 01b is written to S22 bits 6 5 and 4 respectively X3 Enables reporting of busy tones send only OK CONNECT RING NO CARRIER ERROR NO ANSWER and CONNECT XXXX Blind dialing is enabled disabled by country parameters If dial tone detection is enforced and dial tone is not detected NO CARRIER will be reported The value 110b is written to S22 bits 6 5 and 4 respectively X4 Enables reporting of busy tones send all messages The value 111b is written to S22 bits 6 5 and 4 respectively OK Otherwise ERROR Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 37 Chapter 5 AT Commands S Registers and Result Codes Command amp C Description
14. factor and communicates to a host controller via an asynchronous serial interface e Itis available with an 8 bit parallel interface This Developer s Guide covers all of the MT5600SMI products Product Description Region MT5600SMI 32 V 32bis Serial Data Fax 5V Global MT5600SMI L32 V 32bis Serial Data Fax 3 3V Global MT5600SMI P32 V 32bis Parallel Data Fax 5V Global MT5600SMI 34 V 34 Serial Data Fax 5V Global MT5600SMI L34 V 34 Serial Data Fax 3 3V Global MT56008SMI XL34 V 34 Serial Data Fax 3 3V Global MT5600SMI P34 V 34 Parallel Data Fax 5V Global MT5600SMI PL34 V 34 Parallel Data Fax 3 3V Global MT5600SMI 92 V 92 Serial Data Fax 5V Global MT5600SMI L92 V 92 Serial Data Fax 3 3V Global MT56008MI XL92 V 92 Serial Data Fax 3 3V Global MT5600SMI P92 V 92 Parallel Data Fax 5V Global MT5600SMI PL92 V 92 Parallel Data Fax 3 3V Global How to Read the Product Codes in the Table Above 32 V 32bis 14 4K data rate 34 V 34 33 6K data rate 92 V 92 56K data rate L 3 3 volt power input default is 5V P Parallel interface serial is default X Exclude LED pinouts Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 5 Chapter 1 Product Description and Specifications Developer s Kit A Developer s Kit is available The serial kit allows you to plug in the SocketModem and use it as a serial modem for testing programming and evaluation The parallel kit turns the parallel module into an ISA
15. if valid is written to S23 bits 6 and 7 This command may not be permitted in some countries 0 amp GO Disables guard tone Default amp G1 Disables guard tone amp G2 Selects 1800 Hz guard tone value 0 to 2 Otherwise ERROR Select Pulse Dial Make Break Ratio Determines the make break ratio used during pulse dialing The default is country dependent The parameter value if valid is written to S28 bits 3 and 4 0 amp PO Selects 39 61 make break ratio at 10 pulses per second amp P1 Selects 3396 6796 make break ratio at 10 pulses per second amp P2 Selects 39 61 make break ratio at 20 pulses per second amp P3 Selects 3396 6796 make break ratio at 20 pulses per second OK Otherwise ERROR Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 44 Chapter 5 AT Commands S Registers and Result Codes Command Description Result Code Example amp V Display Current Configuration and Stored Profiles Reports the current active configuration the stored user profiles and the first four stored telephone numbers The stored profiles and telephone numbers are not displayed if the NVRAM is not installed or is not operational as detected by the NVRAM test during reset processing OK AT amp V ACTIVE PROFILE B1 E1 L1 M1 NO QO T V1 WO X4 YO amp C1 amp D2 amp GO amp JO amp K3 amp Q5 amp R1 amp S0 amp T5 amp X0 00 000 801 000 S02 043 S03 013 S04 010 S05 008 S06 00
16. insertion generates FCS and deletes lt DLE gt lt chr gt character pairs before transmitting the characters to the remote fax machine Each lt DLE gt lt DLE gt sequence is transmitted as a single DLE lt DLE gt lt ETX gt is considered as the end of frame marker and is not transmitted All data received from the DTE after Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 87 Chapter 6 Fax Class 1 and Class 1 0 Commands lt DLE gt lt ETX gt is ignored by the modem until the modem generates either the CONNECT OK or ERROR result code If no more data is in the transmit buffer and the final bit was a 1 bit 4 of the second byte received from the DTE the modem generates the OK result code and returns to the command mode If the final bit was a 0 the modem generates the CONNECT message and waits for further data from the DTE while transmitting HDLC flags If no more data is received before 5 seconds elapse the modem drops carrier goes on hook and generates the ERROR result code Fax Control Reception Fax control reception is initiated using the AT FRH lt mod gt command After this command is issued the modem looks for carrier in the modulation scheme specified by the parameter n If no carrier is detected before the period of time specified by register S7 expires the modem generates the NO CARRIER message and returns to command mode If a carrier is detected that is not the one specified by the p
17. the local DTE the Backspace character an ASCII space character and a second Backspace character this means a total of three characters are transmitted each time the modem processes the Backspace character S6 seconds 2 255 2 Wait Time Before Blind Dialing or for Dial Tone 1 Sets the length of time in seconds that the modem will wait before starting to dial after going off hook when blind dialing This operation however may be affected by some ATX options according to country restrictions The Wait for Dial Tone call progress feature W dial modifier in the dial string will override the value in register S6 When configured for US 2 Sets the length of time in seconds that the modem will wait for dial tone when encountering a W dial modifier before returning NO DIAL TONE result code W class Default is country dependent The modem always pauses for a minimum of 2 seconds even if the value of S6 is less than 2 seconds S7 seconds 1 255 50 Wait Time for Carrier Silence or Dial Tone 1 Sets the length of time in seconds that the modem will wait for carrier before hanging up The timer is started when the modem finishes dialing originate or 2 seconds after going off hook answer In originate mode the timer is reset upon detection of answer tone if allowed by country restrictions 2 Sets the length of time in seconds that modem will wait for silence when encountering the dial modifier before continuing with t
18. 1 when the DCD bit changes state since the host last read the MSR Bit 2 Trailing Edge of Ring Indicator TERI This bit is set to a 1 when the RI bit changes from a 1 to a O state since the host last read the MSR Bit 1 Delta Data Set Ready DDSR This bit is set to a 1 when the DSR bit has changed since the host last read the MSR Bit 0 Delta Clear to Send DCTS This bit is set to a 1 when the CTS bit has changed since the MSR the host last read the MSR RBX RX Buffer Receiver Buffer Register Addr 0 DLAB 0 The RX Buffer RBR is a read only register at location 0 with DLAB 0 Bit 0 is the least significant bit of the data and is the first bit received THR TX Buffer Transmitter Holding Register Addr 0 DLAB 0 The TX Buffer THR is a write only register at address 0 when DLAB O Bit 0 is the least significant bit and the first bit sent Divisor Registers Addr 0 and 1 DLAB 1 The Divisor Latch LS least significant byte and Divisor Latch MS most significant byte are two read write registers at locations 0 and 1 when DLAB 1 respectively The baud rate is selected by loading each divisor latch with the appropriate hex value Programmable values corresponding to the desired baud rate are listed in Table 4 3 Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 26 Chapter 4 SocketModem Parallel Interface A Programmer s Description SCR Scratch Register Addr
19. 3 0 0 2048 2048 32 32 4096 4096 For the default setting DS44 Reports Supported Range of Parameter Values Response DS44 list of supported direction values list of supported compression negotiation values list of supported capability values list of supported max codewords tx values list of supported max codewords rx values list of supported max string tx values list of supported max string rx values list of supported max history tx values list of supported max history rx values Data Compression Reporting This extended format numeric parameter controls whether or not the extended format DR intermediate result code is transmitted from the modem to the DTE S95 bit 5 is reset to 0 for DR 0 and is set to a 1 for DR 1 The more recent setting of DR or S95 bit 5 and the W command setting determines the actual data compression result code reporting see S95 Parameter and W Command DRO Data compression reporting disabled no DR result code transmitted DR1 Data compression reporting enabled DR result code transmitted Default DR Reports Current or Selected Values Response DR current value Example DR 1 For the default setting DR Reports Supported Range of Parameter Values Response DR lt value gt range Example DR 0 1 DR type The DR type reported represents the current negotiated or renegotiated modem modem data compression type If
20. 30667 29333 28000 26667 25333 24000 Note Some lt carrier gt values may not be supported by certain model models For example modem models supporting V92 may not support K56 lt carrier gt A string that specifies the preferred modem carrier to use in originating or answering a connection lt carrier gt values are strings of up to eight characters consisting only of numeric digits and upper case letters lt carrier gt values for ITU standard modulations take the form lt letter gt lt 1 4 digits gt lt other letters as needed gt Defined values are listed in Table 5 3 lt automode gt A numeric value which enables or disables automatic modulation negotiation ITU T V 32bis Annex A or V 8 0 Automode disabled 1 Automode enabled Default min rx rate and max rx rate Numeric values which specify the lowest min rx rate and highest max rx rate rate at which the modem may establish a receive connection May be used to condition distinct limits for the receive direction as distinct from the transmit direction Values for this subparameter are decimal encoded in units of bit s The possible values for each modulation are listed in Table 5 3 Actual values will be limited to possible values corresponding to the entered carrier and fall back carrier as determined during operation Default lowest min rx rate and highest max rx rate rate supported by the selected carrier Mul
21. 6X4 Modjack L1 Alternate common mode TIP See RING R1 f ATREDO 150 LIN ramas RJ 11 filtering 6X4 Modjack Figure B 1 Recommended Main Board Filtering Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 119 Appendix B Product Approvals Regulatory Design Considerations and Regulatory Compliance EMC Surface mount ferrites are used on T amp R Tip and Ring to mitigate emission levels out the RJ 11 cable 220pF capacitors are also used on T amp H to reduce the common mode emissions that may be present in certain systems The ferrite and capacitors also aid in reducing the effects of transients that may be present on the line Recommended Ferrite SMT Manufacturer Associated Component Technology ACT Part YCB 1206 Manufacturer Murata Erie Part BLM31A601SPT Recommended Ferrite Thru Hole Manufacturer Associated Component Technology ACT Part WB2 2 OT Recommended Capacitor Manufacturer NOVACAP Part ESZZ11NKES50ZNXT Manufacturer Murata Erie Part GHM3045X7R221K GC Surface mount device and Part DE0807B221K KH Thru hole device Manufacturer Ever Grace Electronic Industrials Part YP221K2EA7PS Note The capacitors used on T amp R must have a Y2 safety rating Recommended Connector Manufacturer Stewart Part SS 6446 NF A431 Recommended Fuse Manufacturer RayChem Part TR600 150 Note The fuse is
22. 86 12 Normal hangup initiated by the remote modem 86 13 Retransmission limit reached 86 14 Protocol violation occurred 86 15 Lost DTR S86 16 Received GSTN cleardown S86 17 Inactivity timeout S86 18 Speed not supported S86 19 Long space disconnect 86 20 Key abort disconnect 86 21 Clears previous disconnect reason 86 22 No connection established 86 23 Disconnect after three retrains S86 24 Call Waiting tone detected 86 25 Extension pickup detected 86 26 Remote hangup detected PSTN Transmit Attenuation Level In non PCM modes V 90 or K56flex are PCM modes S91 sets the transmit attenuation level from 0 to 15 dBm for the PSTN mode resulting in a transmit level from 0 to 15 dBm In some countries the transmit level may not be changed and there are checks to prevent transmit attenuation level change The default is country dependent Extended Result Codes Control A bit set to a 1 in this parameter in conjunction with the W command will enable the corresponding extended result code The MR ER and DR settings also control S95 bits 2 3 and 5 respectively The more recent settings of MR ER and DR or host writing of S95 bits 2 3 and 5 along with the W command setting determine the corresponding actual result code reporting see MR ER DR and W commands BitO CONNECT result code indicates DCE speed instead of DTE speed Bit 1 Append ARQ to CONNECT XXXX result code in error co
23. Class 1 0 Commands Command FDD Description Defined Values Double Escape Character Replacement This parameter conditions the use of the DLE SUB pair to encode consecutive 1 0 1 0 in data This may be used to prevent unbound expansion of data that contains many 1 0 patterns value Decimal number corresponding to the selected option For modem decode of DLE SUB the defined range are 0 DLE lt DLE gt or discard default and only 1 DLE DLE not supported For modem encoding of 1 0 lt 1 0 gt the defined values are 0 DLE DLE DLE DLE default and only 1 DLE SUB not supported Reporting Current or Selected Values Command FDD Response FDD value Example FDD 0 For the default setting Reporting Supported Range of Parameter Values Command FIT Description Defined Values Command FDD Response FDD lt value gt range Example FDD 0 DTE Inactivity Timeout This command specifies a DTE inactivity timeout value that allows the modem to break away from an unsuccessful connection attempt at any stage of a facsimile transfer The DTE inactivity timer operates only while the modem is off hook lt time The lt time parameter indicates the DTE inactivity timeout in seconds The value of 0 indicates that timeout is disabled default The required timeout range is 1 to 255 seconds The inactivity timer starts when the modem has
24. Codes Short Form Long Form 77 ER L APM 78 MRR 31200 79 MRR 33600 80 ER ALT 81 ER ALT CELLULAR 83 LINE IN USE 84 CONNECT 33600 91 CONNECT 31200 134 MCR B 103 135 MCR B 212 136 MCR V 21 137 MCR V 22 138 MCR V 22B 139 MCR V 23 140 MCR V 32 141 MCR V 32B 142 MCR V 34 144 MCR K 56 145 MCR V 90 150 MRR 32000 151 MRR 34000 152 MRR 36000 153 MRR 38000 154 MRR 40000 155 MRR 42000 156 MRR 44000 157 MRR 46000 158 MRR 48000 159 MRR 50000 160 MRR 52000 161 MRR 54000 162 MRR 56000 165 CONNECT 32000 166 CONNECT 34000 167 CONNECT 36000 168 CONNECT 38000 169 CONNECT 40000 170 CONNECT 42000 171 CONNECT 44000 172 CONNECT 46000 173 CONNECT 48000 174 CONNECT 50000 175 CONNECT 52000 176 CONNECT 54000 177 CONNECT 56000 178 CONNECT 230400 180 CONNECT 28000 181 CONNECT 29333 182 CONNECT 30667 183 CONNECT 33333 184 CONNECT 34667 185 CONNECT 37333 186 CONNECT 38667 187 CONNECT 41333 188 CONNECT 42667 189 CONNECT 45333 190 CONNECT 46667 191 CONNECT 49333 192 CONNECT 50667 193 CONNECT 53333 194 CONNECT 54667 195 MRR 28000 Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 84 Chapter 5 AT Commands S Registers and Result Codes
25. DTE followed by lt DLE gt lt ETX gt and either the ERROR result code if errors were detected or the OK result code if no errors were detected The modem then returns to command mode The modem concludes an error is detected if carrier is lost for any period of time during or before the reception of a frame If carrier is lost for a time period longer than the time specified by the register S10 the modem finishes delivering the data in the receive buffer if any to the DTE sends lt DLE gt lt ETX gt generates the ERROR message and returns to command mode All subsequent data received from the remote is discarded If the modem detects a frame abort sequence seven consecutive ones with no zero insertion while it is waiting for a frame beginning flag it was receiving HDLC flags it will wait for the HDLC flags again until either carrier is lost or the DTE aborts the process by sending an abort character or by dropping DTR with amp D2 in effect If the frame abort sequence is detected while the modem is receiving a frame it finishes delivering the data in the receive buffer if any to the DTE sends lt DLE gt lt ETX gt generates the ERROR message and returns to command mode The modem keeps looking for HDLC flags followed by more data from the remote with the selected modulation scheme If the modem detects a receive buffer overflow condition it concludes that there was an FCS error in that frame The modem will receive more frames on
26. MHz is required from the falling edge of WT to the falling edge of the next Host Tx FIFO WT clock RD WT ICYC 15ns DS is measured from the point at which both CS and WT are active DWH is measured from the point at which either CS and WT become active Clock Frequency 28 224 MHz clock oo 2o Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 16 Chapter 3 Electrical Characteristics Parallel Host Bus Read A 2 0 Ds tes d icH KD ne WR D 7 Parallel Host Bus Write A 2 0 AS m LA HI RD D 7 0 Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 17 Chapter 4 SocketModem Parallel Interface A Programmer s Description Chapter 4 SocketModem Parallel Interface A Programmers Description SocketModem Parallel Interface The modem supports a 16550A interface in parallel interface versions The 16550A interface can operate in FIFO mode or non FIFO mode Non FIFO mode is the same as the 16450 interface operation FIFO mode s unique operations are described in this chapter Overview The modem emulates the 16450 16550A interface and includes both a 16 byte receiver data first in first out buffer RX FIFO and a 16 byte transmit data first in first out buffer TX FIFO FIFO Mode Selected When FIFO mode is selected in the FIFO Control Re
27. One or two digit hexadecimal number see Key in Table 5 4 Equal sign 3Dh Value Any string as defined below Table 5 4 Table 5 9 as appropriate gt Right angle bracket greater than sign 3Eh Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 65 Chapter 5 AT Commands S Registers and Result Codes Unless otherwise noted all values are hexadecimal numbers Any numeric values from tables in ITU V 58 are converted to hexadecimal Multi digit values are reported MSD first Leading 0 s may be deleted See examples in Table 5 13 Monitoring an Active Connection This command is intended for use after call termination However codes are defined so that a modem can respond before the first call is placed and during a call for live monitoring purposes For example key 60 call termination has value 1 defined indicating that the call is still in progress There are at least two ways to do this First the DTE could switch the modem to Online command state issue the command capture the responses and then issue an ATO command For smoother online monitoring in band means defined in ITU V 80 are recommended if available in the modem If V 80 methods are used each response line shall be a separate extended in band message Notes for Tables 1 The modem may insert a delay e g 10 ms between information text lines 2 The code tables include values for data and fax calls Some of the codes are applicable only t
28. Transit Dats Ec telecine 86 Modem to DTE Receive Data SIeGITI iac cerent o te ecd Dna a na XR erininnleticael asians 86 gd pee fo eren aU EU TET Tere a Tren TT emer iae re eee errr ey ere ere 87 ge ROLL lire ls 4 a ad cod pen bete cp e YER QUARE eet Terme rt creer er en CH VE n ERE RAE LE rr apr terre 87 acu pem 87 Fax Control Th nyr em 87 Fax Conmirol FROST ses cc cca che ects eae an a A E a ER E 88 zo d4P ICWECLI I m 89 Fax Data FOGG ii m M 89 Lommahds and Parame uio eic tiet cca ecco Eae E ca Seer le cad kde ded pea ee Eid M REP UR S d p esas 90 Mode Entry CPTI ce seca UR 90 Mote Comenia ce ces cade cecee cad ea e ead ie age ues Se eee Gea a tdeee ata 90 cie deco XO ST LEES 94 rtu E TR UU E EI aadwstceiates 98 Chapter 7 Voice Brei T 100 Vaice Commands OVENAGW m 100 lt DLE Shielded Event Comes Sent to the DTE ws scsciscrsccscace cascasseercisaesiccerest ne ttn etta UR naana 101 DLE Shielded Codes Sent to the Modem DOE iiia ran rct nean ore rcc tractu nasci gr E nac 102 Vaice Coniguration CIN UC MP 103 Basic Voice uda e 104 Chapter 8 Setting Country Codes s in nnana aama arrani rmen ana tenana arna nn tnn n inan assis sas n nsa aaae 114 Appendix A Mechanical Details a uueue iius icecuxauua nu cadence xk cmm xk cand
29. also needed to meet UL1950 3 edition protection against over voltage from power line crosses Telecom The RJ 11 connector must meet FCC Part 68 requirements Refer to FCC Part 68 section 68 500 subpart F for connector specifications A self healing fuse is used in series with line to help prevent damage to the DAA circuit This fuse is needed for FCC Part 68 compliance Common Mode Choke Manufacturer TDK Part ZJYS51R5 2PT Recommended Sidactor Manufacturer Teccor Electronics Part P 3100SA Manufacturer ST Microelectronics Part 1 SMP100 270 Recommended Transceiver Manufacturer Analog Devices Part ADM207EAR Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 120 Appendix B Product Approvals Regulatory Design Considerations and Regulatory Compliance Other Design Considerations Good engineering practices must be adhered to when designing a printed circuit board PCB containing the SocketModem module Suppression of noise is essential to the proper operation and performance of the modem itself and for surrounding equipment Two aspects of noise in an OEM board design containing the SocketModem must be considered on board off board generated noise that can affect digital signal processing Both on board and off board generated noise that is coupled on board can affect interface signal levels and quality Of particular concern is noise in frequency ranges affecting modem
30. answerer Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 55 Chapter 5 AT Commands S Registers and Result Codes Report Commands Command EB Description Default Defined Values Report Commands Command ESR Description Report Commands Command EFCS Description Defined Values Report Commands ES 6 8 Enable V 80 Synchronous Access Mode ES 3 Enable V 42 with Detection Phase originator Disable V 80 Synchronous Access Mode originator ES 2 Allow LAPM MNP or Normal Mode connection answerer Disable V 80 Synchronous Access Mode answerer ES 3 2 Enable V 42 with Detection Phase originator allow LAPM MNP or Normal Mode connection answer Disable Synchronous Access Mode originator and answerer ES Reports the current values Response ES lt orig_rqst gt lt orig_fbk gt lt ans_fbk gt Example ES 3 0 2 For the default setting Reports supported range of parameter values Response ES lt orig_rqst gt range orig fbk range ans fbk range Example ES 0 4 6 7 0 4 0 6 8 9 ES Break Handling in Error Control Operation This extended format compound parameter controls the break handling in V 42 operation It accepts three numeric subparameters None break selection Decimal number 0 specifying that break is to be ignored i e not signaled to remote DCE Decimal number 0 specifying that any transmitted V 42 L SIGNAL will not i
31. by the VTD command This example illustrates tone generation using null elements and periods of silence The command example is followed by a description of command execution AT VTS 1 50 2 9 1 Play DTMF 1 with duration given by the VTD command 2 Play silence with duration of 500 ms 3 Play DTMF 2 with duration given by the VTD command 4 Play silence with duration given by the VTD command 5 Play DTMF 9 with duration given by the VTD command ONOaRWN Start Modem Transmit Playback This command causes the modem to start the voice transmission process VTX CONNECT The modem accepts the command ERROR The modem is not connected to at least one off hook telephone line or one non telephone line Voice Gain Receive Record Gain This command causes the modem to set the gain for received voice samples VGR lt gain gt 0 only valid number selects automatic gain control Reporting Current or Selected Values Command VGR Response gain Example 0 For the default setting Reporting Supported Range of Parameter Values Result Codes Command VGR Response gain range Example 0 OK gain 0 ERROR Otherwise or if not in Voice Mode Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 105 Chapter 7 Voice Commands Command VGT Description Syntax Defined Values Voice Gain Transmit Playback Volume This command causes the modem to set the volume
32. by the lt enable gt subparameter 0 The modem will produce only CPOF and CPON messages Other Reserved Reporting Current or Selected Values Command VDT Response lt enable gt lt report gt Example 0 0 For the default setting Reporting Supported Range of Parameter Values Result Codes Command VPR Description Syntax Defined Values Command VDT Response lt enable gt range lt report gt range Example 0 0 OK lt enable gt lt report gt 0 0 ERROR Otherwise or if not in Voice Mode Select DTE Modem Interface Rate Turn Off Autobaud This command selects the DTE modem interface rate VPR lt rate gt lt rate gt gt Decimal number corresponding to the DTE modem interface rate where 0 autobaud rate determined by processing the AT command and 1 2 3 4 8 16 24 48 96 correspond to multipliers of 2400 bps to determine the actual rate 0 Autobaud 1 2400 bps 2 4800 bps 3 7200 bps 4 9600 bps 8 19200 bps 16 38400 bps 24 57600 bps 48 115200 bps 96 230400 bps Reporting Current or Selected Values Command VPR Response lt rate gt Example 0 For the default setting Autobaud Reporting Supported Range of Parameter Values Result Codes Command VPR Response lt rate gt range Example 0 1 2 3 4 8 16 24 48 96 OK rate 0 1 2 3 4 8 16 24 48 96 ERROR Otherwise or if not in Voice Mode Multi Tech Systems Inc SocketModem
33. default setting Reporting Supported Range of Parameter Values Result Codes Command VSM Response lt cml gt lt cmid gt lt bps gt lt tm gt lt vsr gt lt sds gt lt sel gt cml Decimal number identifying the compression method 1 129 130 140 or 141 cmid Alphanumeric string describing the compression method UNSIGNED PCM IMA ADPCM UNSIGNED POM 2 Bit ADPCM or 4 Bit ADPCM lt bps gt Decimal number defining the average number of bits in the compressed sample not including silence compression 2 4 or 8 lt tm gt Decimal number 0 reporting the time interval in units of 0 1 second between timing marks A 0 value reports that timing marks are not supported lt vsr gt lt range of values gt containing the supported range of voice samples per second of the analog signal 8000 lt scs gt lt range of values gt containing the supported range of sensitivity settings for voice receives 0 A 0 indicates not supported lt sel gt lt range of values gt containing the supported range of expansion values for voice transmits 0 A 0 indicates not supported Example 1 UNSIGNED PCM 8 0 8000 0 0 129 IMA ADPCM 4 0 8000 0 0 130 UNSIGNED PCM 8 0 8000 0 00 140 2 Bit ADPCM 2 0 8000 0 0 141 4 Bit ADPCM 4 0 8000 0 0 OK OK Valid range ERROR Otherwise or if not in Voice Mode Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 111 Chapter 7 Voice Commands Comma
34. delay of 70 ms will proceed as if the FTH 3 command were issued At any stage up to but excluding the FTH 3 command state any character will abort the communication See the description of the FTH command for details Disconnect Hang Up Initiates a hang up sequence This command may not be available for some countries due to PTT restrictions None HO The modem will release the line if the modem is currently on line and will terminate any test AT amp T that is in progress Country specific modulation specific and error correction protocol specific S38 processing is handled outside of the HO command H1 Ifon hook the modem will go off hook and enter command mode For US models the modem will remain off hook For W class models the modem will return on hook after a period of time determined by S7 OK Otherwise ERROR Return to Online Data Mode Determines how the modem will enter the online data mode If in the online command mode the modem enters the online data mode with or without a retrain If in the off line command mode no connection the modem reports ERROR None OO Enters on line data mode without a retrain Handling is determined by the Call Establishment task Generally if a connection exists this command connects the DTE back to the remote modem after an escape O1 Enters on line data mode with a retrain before returning to on line data mode O2 Fastretrain without speed change used for
35. diagnostic purpose only O3 Renegotiate rate without speed change used for diagnostic purpose only O4 Renegotiate rate down one speed used for diagnostic purpose only O5 Renegotiate rate up one speed used for diagnostic purpose only OK Otherwise ERROR or if not connected Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 43 Chapter 5 AT Commands S Registers and Result Codes Command L Description Default Defined Values Result Codes Command M Description Default Defined Values Result Codes Command amp G Description Default Defined Values Result Codes Command amp P Description Default Defined Values Result Codes Speaker Volume Sets the speaker volume control The parameter value if valid is written to S22 bits 0 and 1 1 LO Low volume L1 Low volume Default L2 Medium volume L3 High volume Otherwise ERROR Speaker Control Selects when the speaker will be on or off The parameter value if valid is written to S22 bits 2 and 3 1 MO Speaker is always off M1 Speaker is on during call establishment but off when receiving carrier Default M2 Speaker is always on M3 Speaker is off when receiving carrier and during dialing but on during answering OK Otherwise ERROR Select Guard Tone Causes the modem to generate the guard tone selected by this command DPSK modulation modes only The parameter value
36. guidelines are offered to specifically help minimize EMI generation Some of these guidelines are the same as or similar to the general guidelines but are mentioned again to reinforce their importance In order to minimize the contribution of the SocketModem based design to EMI the designer must understand the major sources of EMI and how to reduce them to acceptable levels 1 Keep traces carrying high frequency signals as short as possible 2 Provide a good ground plane or grid In some cases a multilayer board may be required with full layers for ground and power distribution 3 Decouple power from ground with decoupling capacitors as close to the SocketModem module power pins as possible 4 Eliminate ground loops which are unexpected current return paths to the power source and ground 5 Decouple the telephone line cables at the telephone line jacks Typically use a combination of series inductors common mode chokes and shunt capacitors Methods to decouple telephone lines are similar to decoupling power lines however telephone line decoupling may be more difficult and deserves additional attention A commonly used design aid is to place footprints for these components and populate as necessary during performance EMI testing and certification 6 Decouple the power cord at the power cord interface with decoupling capacitors Methods to decouple power lines are similar to decoupling telephone lines Locate high frequency circu
37. if enabled by E1 or E2 AT Q 015 OK If connected ERROR If not connected or connected in 300 bps V 23 or fax modes Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 47 Chapter 5 AT Commands S Registers and Result Codes Command STE Description Defined Values Report Commands Set Telephony Extension Enables disables Line In Use Extension Pickup and Remote Hangup detection features Note Additional hardware may be required to support these features The value corresponds to the selected bit mapped options The bit fields are defined as follows Bit O Line In Use detection enable disable Bit 1 Extension Pickup detection enable disable Bit 2 Remote Hangup detection enable disable value Remote Extension Line in Use Dec Hangup Pickup O default Disabled Disabled Disabled 1 Disabled Disabled Enabled 2 Disabled Enabled Disabled 3 Disabled Enabled Enabled 4 Enabled Disabled Disabled 5 Enabled Disabled Enabled 6 Enabled Enabled Disabled 7 Enabled Enabled Enabled STE Reports current values Example STE 4 Remote Hangup enabled Extension Pickup disabled and Line In Use disabled STE Reports available options Behavior in Data Mode FCLASS 0 When on hook if the line is in use and an ATDT is issued the modem will not go off hook and will return with the message LINE IN USE When off hook and either an extensi
38. is to be marketed sold or used it may be necessary to provide an insulating cover over all TNV exposed areas Consult with the recognized safety agency to determine the requirements Notice Even if the recommended design considerations are followed there are no guarantees that a particular system will comply with all the necessary regulatory requirements It is imperative that specific designs be completely evaluated by a qualified recognized agency Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 122 Appendix B Product Approvals Regulatory Design Considerations and Regulatory Compliance 5V Tolerant Inputs for 3 3V Modules In order to drive the inputs of 3 3V modules from 5V logic it is recommended to add a 1K series resistor to each of the inputs TXD RTS DTR and RESET Tip Ring OO Na RESET_A A O 24 DGND r126 64 O SPKR 63 O AGND 61 O VCC 410 DGND 400 LV DTR 390 DCD 380 CTS 370 DSR o RI SPA TAAA TXO 340 RXD 33g NK RTS Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 123 Appendix B Product Approvals Regulatory Design Considerations and Regulatory Compliance Regulatory Compliance Regulatory Requirements for the United States FCC Part 15 Regulation This equipment has been tested and found to comply with the limits for a Class B digital device pursuant to Part 15 of the FCC rules These
39. itr erat rra rer E Fd Ye rev E Ferd ra Fer E Red 129 South Alncan Sa AAS T 129 International Doer ulna sep M 130 EMC Safety and R amp TTE Directive Complieftibe oes sci erret eo seas tieu kot p na Ee rene rax ePo x rea x exu IER EXE i 130 BIOS det 131 Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 4 Chapter 1 Product Description and Specifications Chapter 1 Product Description and Specifications Introduction The Multi Tech SocketModem creates communication ready devices by integrating data functionality into a single product design The SocketModem is a space efficient 1 x 2 5 embedded modem that provides V 92 or V 34 33 6K data communication The complete ready to integrate modem dramatically reduces development time and costs for system designers The SocketModem complies with telecom requirements can be shipped worldwide and is globally configurable This guide provides the hardware software and troubleshooting information needed to effectively integrate the SocketModem into your equipment This guide also provides e commands that the developer can use to configure and control a data modem and e Result codes that the modem issues in response to the commands Product Description The MT5600SMI SocketModem is a standard 64 pin modem used for integrating data communications e ltisa single port 3 3V modem which integrates the controller DSP and DAA in a 1 x 2 5 form
40. modem Each kit includes one SocketModem one development board with an RS 232 DB 25 connector wall power adapter RJ 11 jack and RS 232 cable Features Integrates the controller data pump and data access arrangement DAA in one module V 92 56K V 34 33 6K or V 32bis 14 4Kdata rates Backward compatibility with lower speed data standards 3 3 Volt or 5 Volt power input options Serial or parallel interface V 17 V 21 V 27 V 29 Fax Fax Class 1 and 1 0 V 22bis Fast Connect FastPOS V 29 Voice send and receive functions LED pin output option Industry standard error correction and data compression DTMF detection and distinctive ring Audio circuit outputs for audio call progress monitoring Three number storage for automatic dialing capabilities and non volatile memory NoVRAM to store user profiles Speaker interface for call progress monitoring Full duplex data transmission over dial up lines Line quality monitoring and retrain Line protection circuitry included Auto dial redial and auto answer Pulse or tone dial Call status display Extension pickup detection Caller ID detection Remote hang up detection Digital PBX detection and protection 60 character command line buffering AT command compatibility Global approvals with a single module design Intelligent DAA technology detects line status Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 6 Chapter 1 Product Description and Specifica
41. not check final frame bit and issued FRH 3 AT FTM 96 wait 75 ms CONNECT detect carrier send V 29 carrier lt TCF data gt receive TCF send TCF data lt DLE gt lt ETX gt detect loss of carrier drop carrier OK AT FRH 3 send V 21 carrier detect carrier CONNECT send flags detect flags get CRF frame receive CFR send FCS lt CFR frame data gt drop carrier lt DLE gt lt ETX gt OK final frame AT FTM 96 CONNECT detect carrier send V 29 carrier lt page image data gt receive page send page data lt DLE gt lt ETX gt detect loss of carrier drop carrier NO CARRIER wait 75 ms CONNECT detect carrier send V 21 carrier lt EOP frame data gt detect flags send flags lt DLE gt lt ETX gt receive EOP send EOP frame NO CARRIER receive FCS send FCS accept FCS frame OK AT FRH 3 NO CARRIER detect loss of carrier drop carrier AT FRH 3 send V 21 carrier detect carrier CONNECT send flags detect flags lt MCFame data gt get MCF frame receive MCF frame lt DLE gt lt ETX gt send FCS accept FCS OK final frame AT FRH 3 detect carrier send V 21 carrier CONNECT detect flags send flags lt DCN frame data gt receive DCN send DCN frame lt DLE gt lt ETX gt receive FCS send FCS OK accept FCS frame OK AT FRH 3 NO CARRIER detect loss of carrier drop carrier end of session ATHO OK hang up Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 99 Chapter 7 Voice Commands Chapter 7 Voice Commands Voice Comm
42. of 0 3 For earlier products the REN is separately shown on the label If this equipment causes harm to the telephone network the telephone company will notify you in advance that temporary discontinuance of service may be required But if advance notice isn t practical the telephone company will notify the customer as soon as possible Also you will be advised of your right to file a complaint with the FCC if you believe it is necessary The telephone company may make changes in its facilities equipment operations or procedures that could affect the operation of the equipment If this happens the telephone company will provide advance notice in order for you to make necessary modifications to maintain uninterrupted service If trouble is experienced with this equipment please contact Multi Tech Systems Inc at the address shown below for details of how to have the repairs made If the equipment is causing harm to the telephone network the telephone company may request that you disconnect the equipment until the problem is resolved Connection to party line service is subject to state tariffs Contact the state public utility commission public service commission or corporation commission for information No repairs are to be made by you Repairs are to be made only by Multi Tech Systems or its licensees Unauthorized repairs void registration and warranty If your home has specially wired alarm equipment connected to the telephone line ensure
43. performance On board generated electromagnetic interference EMI noise that can be radiated or conducted off board is a separate but equally important concern This type of noise can affect the operation of surrounding equipment Most local government agencies have stringent certification requirements that must be met for use in specific environments Proper PC board layout component placement signal routing trace thickness and geometry etc component selection composition value and tolerance interface connections and shielding are required for the board design to achieve desired modem performance and to attain EMI certification The aspects of proper engineering practices are beyond the scope of this designer guide The designer should consult noise suppression techniques described in technical publications and journals electronics and electrical engineering text books and component supplier application notes PC Board Layout Guidelines In a 2 layer design provide an adequate ground grid in all unused space around and under components on both sides of the board and connect in such a manner as to avoid small islands A grid is preferred over a solid plane to improve solderability Typically the grid is composed of 0 012 inch traces and 0 012 inch spaces on a 0 025 inch grid Connect each grid to other grids on the same side at several points and grids on the opposite side through the board at several points In a 4 layer desi
44. that may cause the modem to become non compliant CE EMC Safety and R amp TTE Directive Compliance The CE mark is affixed to this product to confirm compliance with the following European Community Directives Council Directive 89 336 EEC of 3 May 1989 on the approximation of the laws of Member States relating to electromagnetic compatibility and Council Directive 73 23 EEC of 19 February 1973 on the harmonization of the laws of Member States relating to electrical equipment designed for use within certain voltage limits and Council Directive 1999 5 EC of 9 March on radio equipment and telecommunications terminal equipment and the mutual recognition of their conformity Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 130 Index Index FCLASS 30 3 GCAP 32 32 bit frame check se re quence command EFCS 56 GMI 31 GMM 32 5 GMR 32 IFC 40 5V Tolerant Inputs for 3 3V Modules 123 ILRR 40 A IPR 39 MR 53 absolute maximum electrical and environmental MS 51 ratings 14 POW 71 answer command A 43 PIG 73 AT commands 29 PMH 71 definition 29 PMHF 73 format 29 PMHR 72 AT Commands PMHTR 72 E 70 POL Ta UD 65 PSS 74 SF T1 QCPC 74 7 33 VCID 30 8 34 VRID 30 C 62 A 43 E 53 B 58 L 47 B 54 Q 47 D 41 U 54 E 36 amp C 38 H 43 amp D 38 1 31 amp F 32 K 58 amp G 44 K 59 amp K 38 L 44 amp L 70 M 44 amp P 44 W 31 amp R 39 O
45. the RX FIFO RXRDY will go inactive when there are no more characters in the RX FIFO TXRDY will be asserted when there are no characters in the TX FIFO TXRDY will go inactive when the character is loaded into the TX FIFO Buffer Bit2 TX FIFO Reset When FCR2 is a 1 all bytes in the TX FIFO are cleared This bit is cleared automatically by the modem Bit 1 RX FIFO Reset When FCR1 is a 1 all bytes in the RX FIFO are cleared This bit is cleared automatically by the modem BitO FIFO Enable When FCRO is a 0 16450 mode is selected and all bits are cleared in both FIFOs When FCRO is a 1 FIFO mode 16550A is selected and both FIFOs are enabled FCRO must be a 1 when other bits in the FCR are written or they will not be acted upon Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 21 Chapter 4 SocketModem Parallel Interface A Programmer s Description IIR Interrupt Identifier Register Addr 2 The Interrupt Identifier Register IIR identifies the existence and type of up to five prioritized pending interrupts Four priority levels are set to assist interrupt processing in the host The four levels in order of decreasing priority are Highest Receiver Line Status 2 Receiver Data Available or Receiver Character Timeout 3 TX Buffer Empty and 4 Modem Status When the IIR is accessed the modem freezes all interrupts and indicates the highest priority interrupt pending to the host Any change occ
46. the installation of this equipment does not disable your alarm equipment If you have questions about what will disable alarm equipment consult your telephone company or a qualified installer Connection to party line service is subject to state tariffs Contact the state public utility commission public service commission or corporation commission for information This equipment is hearing aid compatible 12 Manufacturing Information Manufacturer Multi Tech Systems Inc Trade Name SocketModem Model Number MT5600SMI Registration No AU7USA 46014 MD E Ringer Equivalence 0 1B Modular Jack USOC RJ11 Service Center in USA Multi Tech Systems Inc 2205 Woodale Drive Mounds View MN 55112 U S A 763 785 3500 763 785 9874 Fax Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 125 Appendix B Product Approvals Regulatory Design Considerations and Regulatory Compliance Current Label Content and Format as of August 2003 Approved terminal equipment and approved protective circuitry shall prominently display the following information using the format shown below e Responsible party Product Identification Equipment Code Ringer Equivalence Ringer Type Indication that the product meets the requirements of 47 CFR Part 68 The information required by the first five items shall correspond to the records in the ACTA database of approved equipment The required information shall be encoded in the followin
47. to remote modem in sequence with transmitted data Default The second case is where the modem is in the online Command State waiting for AT commands during a data connection and the MB is received in order to send a break to the remote modem 0 Clear data buffers and send break to remote modem 1 Clear data buffers and send break to remote modem Same as O 2 Send break to remote modem immediately 3 Send break to remote modem immediately Same as 2 4 Send break to remote modem in sequence with data 5 Send break to remote modem in sequence with data Same as 4 Default The third case is where a break is received from a remote modem during a non error corrected connection 0 Clears data buffers and sends break to the DTE 1 Clears data buffers and sends break to the DTE Same as O 2 Send a break immediately to DTE 3 Send a break immediately to DTE Same as 2 4 Send a break in sequence with received data to DTE 5 Send a break in sequence with received data to DTE Same as 4 Default OK Otherwise ERROR Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 58 Chapter 5 AT Commands S Registers and Result Codes Command K MNP Extended Services Description Enables or disables conversion of a V 42 LAPM connection to an MNP 10 connection The parameter value if valid is written to S40 bits O and 1 Defined Values KO Disables V 42 LAPM to MNP 10 conversion Default
48. 0 2400 4800 9600 19200 38400 57600 115200 or 230400 If unspecified or set to 0 automatic detection is selected and the character format is also forced to autodetect ICF 0 If the rate specified is not supported by the modem an ERROR result code will be returned IPR Reports current rates IPR Reports current range Example IPR 0 300 1200 2400 4800 9600 19200 38400 57600 115200 230400 Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 39 Chapter 5 AT Commands S Registers and Result Codes Command IFC Description Default Defined Values Report Commands Command ILRR Description Default Defined Values Report Commands Reported Rate DTE Modem Local Flow Control This extended format compound parameter controls the operation of local flow control between the DTE and the modem during the data state when V 42 error control is used or when fallback to non error control mode is specified to include buffering and flow control It accepts two numeric subparameters 2 Values defined by modem by DTE Specifies the method to be used by the DTE to control the flow of received data from the modem IFCO None IFC1 XON XOFF on transmitted data XON XOFF on transmit data do not pass XON XOFF characters to the remote modem IFC2 Circuit 133 Ready for Receiving IFC3 DC1 DC3 on circuit 103 Transmitted Data with DC1 DC3 characters being passed through to
49. 0 in bit s 27 0 FA00 Initial receive carrier data rate 0 64000 in bit s 30 0 FF Temporary carrier loss event count 31 0 FF Carrier Rate re negotiation event count 32 0 FF Carrier Retrains requested 33 0 FF Carrier Retrain requests granted 34 0 FA00 Final transmit carrier data rate in bit s 35 0 FA00 Final receive carrier data rate in bit s 40 Table 5 10 Protocol Negotiation Result 41 0 400 Error Control frame size in bytes 42 0 FF Error control link timeouts in transmission 43 0 FF Error control link NAKs received 44 Table 5 11 Compression Negotiation Result 50 0 2 Transmit flow control O off 1 DC1 DC3 2 V 24 circuit 106 133 51 0 2 Receive flow control 0 off 1 DC1 DC3 2 V 24 circuit 106 133 52 O FFFFFFFF Transmit characters sent from DTE 53 O FFFFFFFF Received characters sent to DTE 54 0 FFFF Transmit characters lost data overrun errors from DTE Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 66 Chapter 5 AT Commands S Registers and Result Codes 55 0 FFFF Received characters lost data overrun errors to DTE 56 O FFFFFFFF Transmit l Frame count if error control protocol running 57 O FFFFFFFF Received l Frame count if error control protocol running 58 0 FFFF Transmit I Frame error count if error control protocol running 59 0 FFFF Received l Frame error count if error control protocol running 60 Table 5 12 Termination Cause 61 0 FF Call Waiting event count Table 5 5 Call Setup R
50. 00 Ohms pull up 30 RXIND RX LED Output from 74ACO5 with 1500 Ohms pull up Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 9 Chapter 2 Mechanical Specifications Pin Signal Name yo Type Description 31 32 33 34 35 36 37 38 39 40 41 61 63 64 DTRIND TXIND RTS RXD TXD DSR CTS DCD DTR DGND VCC AGND SPKR DTR LED Output from 74ACO5 with 1500 Ohms pull up TX LED Output from 74AC05 with 1500 Ohms pull up Request to Send RTS signal is used for hardware flow control Received Data Used to send data received from the telephone line and also modem responses to the DTE Modem response take priority over incoming data When no data is transmitted the signal is held in mark condition Transmit Data The DTE uses this line to send data to the modem for transmission over the telephone line or to transmit commands to the modem The DTE should hold this circuit in the mark state when no data is being transmitted or during intervals between characters Ring Indicate RI output ON low indicates the presence of an ON segment of a ring signal on the telephone line The modem will not go off hook when RI is active the modem waits for RI to go inactive before going off hook Data Set Ready DSR indicates modem status to the DTE DSR OFF high indicates that the DTE is to disregard all signals appearing on the intercha
51. 0800300 04E00100 20800100 9 S1T 0B8433C1 0FE431C1 0B8431C1 11 M1 00800300 04E00100 20800100 14 H 00800300 04E00100 20800100 18 M1S 00800300 04E00100 20800100 19 M1S1 00800300 04E00100 20800100 OK lt label gt 0 5 8 9 11 14 18 19 ERROR The lt label gt value is out of range or if the modem cannot service the request in the lt label gt subparameter Table 7 5 VLS Command Options Label Primitives Description VTX VRX VSP 1 0 None DCE on hook Local phone connected to the line 1 T DCE off hook DCE connected to the line Local phone X X provided with power to detect hook condition 2 L DCE on hook Local phone connected to the DCE X X 3 LT DCE off hook Local phone connected to the line DCE X X connected to the line 4 S Internal Speaker connected to the DCE DCE on hook X Local phone connected to the line 5 ST Internal Speaker connected to the line DCE off hook DCE X X connected to the line Local phone provided with power to detect hook condition 6 M Internal Microphone connected to the DCE DCE on hook X Local phone connected to the line 7 MST Internal Microphone and Internal Speaker connected to the X line DCE off hook DCE connected to the line Local phone provided with power to detect hook condition 8 S1 External Speaker connected to the DCE DCE on hook X Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 107 Chapter 7 Voice Commands
52. 2 07 050 S08 002 809 006 10 014 811 095 812 050 818 000 S25 005 S26 001 S36 007 38 020 846 138 48 007 S95 000 STORED PROFILE 0 B1 E1 L1 M1 NO QO T V1 WO X4 YO amp C1 amp D2 amp GO amp JO amp K3 amp Q5 amp R1 amp S0 amp T5 amp X0 00 000 S02 043 S06 002 807 050 S08 002 809 006 S10 014 11 095 812 050 818 000 36 007 840 104 841 195 S46 138 S95 000 STORED PROFILE 1 B1 E1 L1 M1 NO QO T V1 WO X4 YO amp C1 amp D2 amp GO amp JO amp K3 amp Q5 amp H1 amp S0 amp T5 amp X0 00 000 S02 043 S06 002 807 050 S08 002 S09 006 S10 014 11 095 812 050 S18 000 36 007 840 168 S41 195 S46 138 S95 000 TELEPHONE NUMBERS 0 1 2 3 OK Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 45 Chapter 5 AT Commands S Registers and Result Codes Command Description amp V1 Display Last Connection Statistics Displays the last connection statistics in the following format shown with typical results TERMINATION REASON LOCAL REQUEST LAST TX rate 26400 BPS HIGHEST TX rate 26400 BPS LAST RX rate 49333 BPS HIGHEST RX rate 49333 BPS PROTOCOL LAPM COMPRESSION V42Bis Line QUALITY 038 Rx LEVEL 015 Highest Rx State 67 Highest TX State 67 EQM Sum 00B4 Min Distance 0000 RBS Pattern 00 Rate Drop 00 Digital Loss 2000 Local Rtrn Count 00 Remote Rtrn Count 00 Flex 9481814347C4 RBS Pattern Shows which bits are being robbed in the least significant 6 bytes e g 03 indicat
53. 22B V23C V32 V32B V34 K56 V90 0 1 300 33600 300 33600 300 56000 300 56000 Example 2 MS B103 B212 V21 V22 V22B V23C V32 V32B V34 V90 V92 0 1 300 33600 300 33600 300 56000 300 56000 OK Valid subparameter string Otherwise ERROR Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 52 Chapter 5 AT Commands S Registers and Result Codes Command MR Description Default Defined Values Report Commands Command E Description Default Defined Values Result Codes Modulation Reporting Control This extended format numeric parameter controls whether or not the extended format MCR lt carrier gt and MRR lt rate gt intermediate result codes are transmitted from the modem to the DTE If enabled MCR lt carrier gt and MRR lt rate gt intermediate result codes represent the current negotiated or renegotiated modulation carrier and rate that are transmitted at the point during connect negotiation handshaking at which the modem has determined which modulation and rate will be used i e before any Error Control or Data Compression reports are transmitted and before any final result code e g CONNECT is transmitted S95 bit 2 is reset to 0 for MR 0 and is set to a 1 for MR 1 or MR 2 The more recent setting of MR or S95 bit 2 and the W command setting determines modulation result code reporting see S95 Parameter and W Command 0 MR
54. 34 carrier frequency 1920 V 34 symbol rate 3200 initial transmit rate is 31200 bit s DIAG lt 2A4D3263 21 D 25 1F40 27 DACO gt Receiver V 90 training completed V 90 symbol rate 8000 initial receive rate is 56000 bit s DIAG lt 2A4D3263 30 00 31 03 32 01 33 01 gt No carrier loss events 3 carrier rate renegotiations attempted 1 carrier retrain requested 1 carrier retrain granted DIAG lt 2A4D3263 34 7080 35 CB20 gt Final transmit rate is 28800 bit s final receive rate is 52000 bit s DIAG lt 2A4D3263 40 1 41 100 gt LAPM negotiation completed frame size 256 DIAG lt 2A4D3263 42 0 43 0 gt No error control timeout or link NAKs DIAG lt 2A4D3263 44 1 45 400 gt V 42bis data compression used dictionary size 1024 DIAG lt 2A4D3263 50 2 51 2 gt Hardware transmit and receive flow control DIAG lt 2A4D3263 52 343CC 54 0 gt 213964 DTE characters transmitted w o underrun DIAG lt 2A4D3263 53 7230E6 55 47 gt 7483622 DTE characters received 71 characters lost due to receive data overrun DIAG lt 2A4D3263 56 29D 58 0001 gt 597 decimal frames transmitted with 1 frame error DIAG lt 2A4D3263 58 2A4B 59 0004 gt 10827 decimal frames received with 4 frame errors DIAG lt 2A4D3263 60 51 gt Local PC initiated hangup Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 69 Chapter 5 AT Commands S Re
55. 43 amp S 39 P 42 amp T 33 Q 36 amp V 45 QCPS 74 amp V1 46 STE 48 amp W 33 T 42 amp Y 33 W 47 amp Z 33 V 36 M 70 W 36 ae 34 X Sr M 70 Z 30 A8E 63 Autoanswer 29 A8I Autoanswer SO 75 DR 61 DS 60 B DS44 60 EB 56 Backspace character setting S5 75 EFCS 56 break control command K 58 ER break handling in error control operation command lt type gt 57 EB 56 ER 57 ES 55 C call termination buffer management command ETBM 57 Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 131 Index call waiting enable command PCW 71 Caller ID command VCID 30 Carrier loss disconnect time setting S10 76 Cl signal indication command 64 Command mode 29 Command string 29 Communications programs 29 compromise equalizer enable command iE 70 connect message control command W 36 Country code how to set 114 Country codes supported 114 country of installation command GCl 32 current and power requirements 15 D data compression command DS 60 data compression reporting command DR 61 Data mode 29 Design considerations 121 Vendor recommendations 119 designate a default reset profile command amp Y 33 Dial command D 41 disconnect hang up command H 43 Disconnect delay S10 76 display current configuration and stored profiles command amp V 45 display last connection statistics command amp V1 46 DSR override command amp S 39 DTE mod
56. 5 794 5 864 560 5 815 567 5 815 503 5 812 534 5 809 068 5 790 532 5 764 628 5 764 627 5 754 589 5 724 356 5 673 268 5 673 257 5 644 594 5 628 030 5 619 508 5 617 423 5 600 649 5 592 586 5 577 041 5 574 725 5 559 793 5 546 448 5 546 395 5 535 204 5 500 859 5 471 470 5 463 616 5 453 986 5 452 289 5 450 425 5 355 365 5 309 562 5 301 274 Other Patents Pending Trademarks Trademarks of Multi Tech Systems Inc are SocketModem and the Multi Tech logo Microsoft and Windows are registered trademarks or trademarks of Microsoft Corporation in the United States and or other countries All other trademarks are owned by their respective companies World Headquarters Multi Tech Systems Inc 2205 Woodale Drive Mounds View Minnesota 55112 Phone 763 785 3500 or 800 328 9717 Fax 763 785 9874 Technical Support Country By Email By Phone France support multitech fr 33 1 64 61 09 81 India support 9 multitechindia com 91 124 6340778 U K support 8 multitech co uk 44 118 959 7774 U S and Canada oemsales Q multitech com 800 972 2439 Rest of the World oemsales Q multitech com 763 717 5863 Internet Address http www multitech com Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 2 Table of Contents Contents Chapter 1 Product Description and Specifications eese eee nnne nnn 5 lius cg e TEE 5 i cseaEcT eq T 5 o p 6 Technical S
57. 600SMI Developer s Guide 114 SLL epinz sJedoje eq IINS009S 1IA W PONPYIOS 9uJ sueis S uoe nIniN 9 yoer euoug Do juewuooe d sdqyoez e oqy speeds 404 Wapna IS bugjes peeds uBiH esr Mojeq 40 SAqYOET 4o peeds Hod jeues 40j BURS J amp uLION esp JeuLow jnejeg Jeduinr poeds uDIp JeuuowN O yoyms Josey amp 5 09000000000 ooo0o0000000 ocooooooooooo00 1 um ex ete pladi 0bG31 2 031 A o o o AS fear A 3NEfEq Jeduinp AS A Jod eunjoA 14400000000000025 tald sjuouoduuo peog owuodAselL S I939o d eCorueuoow v xipuoddy S rejoq e iueuoos wN v xipueddy Appendix A Mechanical Details 5V 3 3V Jumper JP6 The operating voltage factory default setting is 3 3V operation The JP1 jumper must be set to 3 3 volt operation Warning Be sure to that 5V 3 3V jumper is set to match the requirements of your SocketModem If this jumper is set incorrectly damage to the SocketModem and or the Test Demo card could result Caution Use only the provided Multi Tech Systems Inc transformer with the Test Demo board Use of any other power source will void the warranty and will likely damage the Test Demo bo
58. 7 The Scratchpad Register is a read write register at location 7 This register is not used by the modem and can be used by the host for temporary storage Divisor Latch Hex MS LS Divisor Decimal Baud Rate 06 00 1536 75 04 17 1047 110 03 00 768 150 01 80 384 300 00 CO 192 600 00 60 96 1200 00 30 48 2400 00 18 24 4800 00 oC 12 9600 00 06 6 19200 00 04 4 28800 00 03 3 38400 00 02 2 57600 00 01 1 115600 00 00 NA 230400 Table 4 3 Programmable Baud Rates Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 27 Chapter 4 SocketModem Parallel Interface A Programmer s Description Receiver FIFO Interrupt Operation Receiver Data Available Interrupt When the FIFO mode is enabled FCRO 1 and receiver interrupt RX Data Available is enabled IERO 1 receiver interrupt operation is as follows 1 The Receiver Data Available Flag LSRO is set as soon as a received data character is available in the RX FIFO LSRO is cleared when RX FIFO is empty 2 The Receiver Data Available Interrupt code IIRO IIR4 4h is set whenever the number of received data bytes in the RX FIFO reaches the trigger level specified by FCR6 FCR7 bits It is cleared whenever the number of received data bytes in the RX FIFO drops below the trigger level specified by FCR6 FCR7 bits 3 The HINT interrupt is asserted whenever the number of received data bytes in the RX FIFO reaches the trigger level
59. DS 40 Digital Inputs hysteresis input buffer AO 31 A1 25 WR 32 RD 33 Digital Input Output DO 37 D1 38 D2 29 D3 39 D4 35 D5 36 D6 41 D7 27 Digital Output Input High Min 2 V Input High Min 2 V Input High Min 2 V Input Low Max 8 V Input Low Max 8V Input Low Max 8V Max 0 5V 15ma 5 PF Input Low Current Drive Max 8V 8 ma Output High Output Low Current Drive INT 30 Min 2 4V Max 05V 8ma Digital Input Capacitance 5PF e e e Operating Conditions Parameter Symbol Limits Units 3 3 V Configuration Supply voltage Pin 61 43 3 V VDD 3 13 to 43 47 VDC Operating ambient temperature TA 0 to 70 C 5 V Configuration Supply voltage Pin 61 5 V VDD 4 75 to 5 25 VDC Operating ambient temperature TA 0 to 70 C e e Absolute Maximum Ratings Parameter Symbol Limits Units Supply voltage Pin 61 3 3 V VDD 0 5 to 4 0 VDC Supply voltage Pin 61 5 V VDD 0 5 to 7 0 VDC Input voltage VIN 0 5 to VDD 0 5 VDC Voltage applied to outputs in high impedance Off state VOUT 3 13 to 3 47 VDC Storage temperature TeTrG 40 to 80 C Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 14 Chapter 3 Electrical Characteristics Current and Power Requirements Typ Max Typ Max Mode Current mA Current mA Power mW Power mW 3 3 V Configuration VDD 3 3
60. Defined Values Result Codes Transmit Break to Remote In non error correction mode the modem will transmit a break signal to the remote modem with a length in multiples of 100 ms according to parameter specified If a number in excess of 9 is entered 9 is used The command works in conjunction with the K command In error correction mode the modem will signal a break through the active error correction protocol giving no indication of the length 1 9 Break length in 100 ms units Default 3 Non error corrected mode only OK if connected in data modem mode NO CARRIER if not connected or connected in fax modem mode Note When the modem receives a break from the remote modem break is passed to the DTE as follows In non error correction mode direct the break length is passed in non error correction mode normal and in error correction mode a 300 ms break is passed Break Control Controls the response of the modem to a break received from the DTE or the remote modem or the B command The parameter value if valid is written to S40 bits 3 4 and 5 The response is different in three separate states The first state is where the modem receives a break from the DTE when the modem is operating in data transfer mode 0 Enter on line command mode no break sent to the remote modem 1 Clear data buffers and send break to remote modem 2 Same as 0 3 Send break to remote modem immediately 4 Same as 0 5 Send break
61. Design Considerations and Regulatory Compliance 47 CFR Part 68 Telecom 1 10 11 This equipment complies with Part 68 of the 47 CFR rules and the requirements adopted by the ACTA Located on this equipment is a label that contains among other information the registration number and ringer equivalence number REN for this equipment or a product identifier in the format For current products is US AAAEQ Txxxx For legacy products is AUZUSA xxxxx xx x If requested this number must be provided to the telephone company A plug and jack used to connect this equipment to the premises wiring and telephone network must comply with the applicable 47 CFR Part 68 rules and requirements adopted by the ACTA It s designed to be connected to a compatible modular jack that is also compliant The ringer equivalence number REN is used to determine the number of devices that may be connected to a telephone line Excessive RENs on a telephone line may result in the devices not ringing in response to an incoming call In most but not all areas the sum of RENSs should not exceed five 5 0 To be certain of the number of devices that may be connected to a line as determined by the total RENs contact the local telephone company For products approved after July 23 2001 the REN for this product is part of the product identifier that has the format US AAAEQ Txxxx The digits represented by are the REN without a decimal point e g 03 is a REN
62. Developer s Guide 89 Chapter 6 Fax Class 1 and Class 1 0 Commands Commands and Parameters Mode Entry Commands FCLASS 1 Select Facsimile Class 1 Mode FCLASS 1 selects the Fax Class 1 Mode The Fax Class 1 Mode commands and responses described in this section are applicable when command FCLASS 1 as shown in Table 6 1 FCLASS 1 0 Select Facsimile Class 1 0 Mode FCLASS 1 0 selects the Fax Class 1 0 The Fax Class 1 0 Mode commands and responses described in this section are applicable when command FCLASS 1 0 as shown in Table 6 1 Mode Commands Command FAA Auto Answer Enable Class 1 0 Description This command enables or disables fax adaptive answer This command operates identically to the FAE command Defined Values value Decimal number corresponding to the selected option 0 Disable data fax auto answer mode Default 1 Enable data fax auto answer mode The modem determines the calling type and issues DATA result code 13 if the caller is a data modem or issues FAX result code 15 if the caller is a fax modem Command FAE Auto Answer Enable Class 1 and 1 0 Description This command enables or disables fax adaptive answer This command operates identically to the FAA command Defined Values value Decimal number corresponding to the selected option 0 Disable data fax auto answer mode Default 1 Enable data fax auto answer mode The modem determines the calling type and issues DATA r
63. ERROR message and returns to the command mode If the specified carrier is detected the modem generates the CONNECT message and enters the data receive mode While in data receive mode the modem receives data from the remote adds start and stop bits and handles lt DLE gt lt chr gt character pairs before passing the data to the DTE The modem prefixes each DLE character with another DLE character before sending it to the DTE If the modem detects a receive buffer overflow condition it stops receiving from the remote until there is room in the receive buffer The modem informs the DTE of the buffer overflow after it sends to the DTE the last character that was stored in the buffer before the overflow occurred If the modem receives any character from the DTE after the FRM command except flow control characters if software flow control is in effect or if the modem detects a high to low transition of the DTR signal while amp D1 is in effect it sends lt DLE gt lt ETX gt to the DTE generates the OK result code and returns to command mode The receive buffer is cleared and all data received from the remote is discarded If loss of DTR is detected while amp D2 is in effect the modem goes on hook sends lt DLE gt lt ETX gt followed by OK result code to the DTE and returns to command mode If the modem detects a DTR drop while amp D3 is in effect the modem performs a warm reset Multi Tech Systems Inc SocketModem MT5600SMI
64. K Otherwise ERROR Quiet Result Code Control Enables or disables the sending of result codes to the DTE The parameter value if valid is written to S14 bit 2 0 QO Enables result codes to the DTE Q1 Disables result codes to the DTE OK Otherwise ERROR Result Code Form Selects the sending of short form or long form result codes to the DTE The parameter if valid is written to S14 bit 3 1 VO Enables short form terse result codes Line feed is not issued before a short form result code V1 Enables long form verbose result codes OK Otherwise ERROR Connect Message Control This command in conjunction with S95 bits 0 2 3 and 5 bits 2 3 and 5 can be written directly by the host or by the MR ER and DR commands respectively control the format of CONNECT messages The actual result code messages reported reflect the W command setting and the S95 bit settings Also see MR ER and DR commands The W parameter value if valid is written to S31 bits 2 and 3 0 WO Upon connection the modem reports only the DTE speed e g CONNECT 19200 Subsequent responses are disabled W1 Upon connection the modem reports the modulation line speed the error correction protocol and the DTE speed respectively Subsequent responses are disabled W2 Upon connection the modem reports the DCE speed e g CONNECT 14400 Subsequent responses are disabled OK Otherwise ERROR Multi Tech Systems In
65. K1 Enables V 42 LAPM to MNP 10 conversion K2 Enables V 42 LAPM to MNP 10 conversion inhibits MNP Extended Services initiation during V 42 LAPM answer mode detection phase Result Codes OK ERROR Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 59 Chapter 5 AT Commands S Registers and Result Codes Data Compression Commands This section contains parameters to condition modem use of standard ITU T V 42bis Data Compression Procedures Command DS Description Defined Values Report Commands Command DS44 Description Defined Values Data Compression This extended format compound parameter controls the V 42bis data compression function if provided in the modem It accepts four numeric subparameters direction Specifies the desired direction s of operation of the data compression function from the DTE point of view DSO Negotiated no compression V 42bis PO 0 DS3 both directions accept any direction V 42bis P0 11 Default compr neg Specifies whether or not the modem should continue to operate if the desired result is not obtained DSO Do not disconnect if V 42bis is not negotiated by the remote modem as specified in direction max dict Specifies the maximum number of dictionary entries 2048 entries which should be negotiated may be used by the DTE to limit the code word size transmitted based on its knowledge of the nature of the data to be transmitted max
66. M Code Revision Modulation e g 2109 V90 l4 Reports OEM defined identifier string in binary format default or ASCII formats e g 4007040284C6002F bC60000000 r1005111151012000 30001 11170000000 I5 Reports Country Code parameter see GCl l6 Reports modem data pump model and internal code revision Otherwise ERROR Request Manufacturer Identification Causes the modem to report the modem product manufacturer GMI Multi Tech OK Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 31 Chapter 5 AT Commands S Registers and Result Codes Command GMM Description Typical Response Command GMR Description Typical Response Command GCAP Description Example Responses Command GCl Description Default Report Commands Command amp F Description Default Values Result Codes Request Model Identification Causes the modem to report the modem product GMM V92 Request Revision Identification Causes the modem to report the modem version revision level or date This is the same as the I3 command GMR P2109 V90 OK Request Complete Capabilities List This extended format command causes the modem to transmit one or more lines of information text listing additional capabilities command lt name gt s which is intended to permit the user to identify the overall capabilities of the modem In particular if the modem implements a particular modem contr
67. MOH with 30 second timeout Granted PMHR4 MOH with 40 second timeout Granted PMHR5 MOH with 1 minute timeout Granted PMHR6 MOH with 2 minute timeout Granted PMHR7 MOH with 3 minute timeout Granted PMHR8 MOH with 4 minute timeout Granted PMHR9 MOH with 6 minute timeout Granted PMHR10 MOH with 8 minute timeout Granted PMHR11 MOH with 12 minute timeout Granted PMHR12 MOH with 16 minute timeout Granted PMHR13 MOH with indefinite timeout Granted OK 0 13 in V 92 Mode MS V92 ERROR Modem on Hold Timer Controls whether or not the modem will grant or deny a modem on hold MOH request as well as setting the MOH Timeout value PMHTO Deny V 92 modem on hold Request Default PMHT1 Grant MOH with 10 second timeout PMHT2 Grant MOH with 20 second timeout PMHT3 Grant MOH with 30 second timeout PMHT4 Grant MOH with 40 second timeout PMHT5 Grant MOH with 1 minute timeout PMHT6 Grant MOH with 2 minute timeout PMHT7 Grant MOH with 3 minute timeout PMHT8 Grant MOH with 4 minute timeout PMHT9 Grant MOH with 6 minute timeout PMHT10 Grant MOH with 8 minute timeout PMHT11 Grant MOH with 12 minute timeout PMHT12 Grant MOH with 16 minute timeout PMHT13 Grant MOH with indefinite timeout OK 0 13 in V 92 Mode MS V92 ERROR PMHT Reports Current or Selected Values Response PMHT lt value gt Example PMHT 0 For the default setting PMHT Reports Supported Range of Parameter Values Response PMHT lt value
68. MT5600SMI Developer s Guide 113 Chapter 8 Setting Country Codes Chapter 8 Setting Country Codes The Default Country Code is B5 If You Want to Change the Country Code 1 View the List of Available Country Codes by executing the command AT GCl lt CR gt 2 Set and save the country code by executing the command AT GCl nn lt CR gt Note nn is the country code 3 OK is displayed 4 The country code is then displayed see the example below To Verify the Country Code 1 Type AT GCI lt CR gt or you can type ATI5 lt CR gt Example 1 Type the command AT GCIZB5 CR 2 Verify B5 was set by typing AT GCI lt CR gt or ATI5 lt CR gt 3 Bbindicates the configuration is set for any B5 country such as Canada or the United States etc Country Codes Supported The list below describes the country code settings for the countries that Multi Tech currently supports Country Country Code Country Country Code Argentina 07 Philippines B5 Australia 09 Portugal FD Austria FD Slovak Republic FD Belgium FD Spain FD Canada B5 Sweden FD China B5 Switzerland FD Cyprus FD Taiwan FE Czech Republic FD United Kingdom FD Denmark FD United States B5 Finland FD France FD Germany FD Greece FD Hong Kong 99 Hungary FD Iceland FD Indonesia 99 Ireland FD Italy FD Japan 00 Korea B5 Liechtenstein FD Luxembourg FD Mexico B5 Netherlands FD New Zealand 7E Norway FD Multi Tech Systems Inc SocketModem MT5
69. Modulation report MCR and MRR and before the Data Compression Report DR NONE Error control is not in use LAPM V 42LAPM protocol is in use ALT MNP is in use Example ER LAPM Call Termination Buffer Management This extended format compound parameter controls the handling of data remaining in modem buffers upon call termination It accepts three numeric subparameters None lt pending_TD gt Decimal number 0 specifies disconnect will occur immediately and all buffered transmit data will be discarded when the local DTE requests call disconnection lt pending_RD gt Decimal number 0 specifying that disconnect will occur immediately and all buffered receive data will be discarded when the local DTE requests call disconnection lt timer gt Decimal number 0 specifying that the modem will not attempt to deliver the buffered data before abandoning the attempt and discarding remaining data ETBM Reports Current or Selected Values Response ETBM lt pending_TD gt lt pending_RD gt lt timer gt Example ETBM 0 0 0 ETBM Reports Supported Range of Parameter Values Response ETBM lt pending_TD gt range lt pending_RD gt range lt timer gt range Example ETBM 0 0 0 Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 57 Chapter 5 AT Commands S Registers and Result Codes Command B Description Defined Values Result Codes Command K Description
70. Number is an indication of the maximum number of devices allowed to be connected to a telephone interface The termination on an interface may consist of any combination of devices subject only to the requirement that the sum of the RENS of all the devices does not exceed five Pursuant to section 69 3 of the Telecommunications Act Certified or self declared TE will bear a valid identifying certification or registration number The marking of the certification or registration number on the product shall be as follows a TAC holder DP will be responsible for permanently affixing the certification registration number on the TE The certification registration number see example below identifies Certified or self declared TE to the public representatives of the telecommunications common carriers the Department and other interested parties The letter height must be no less than 1 5 mm and the letters must be legible without magnification b For integrated devices e g a modem or one that is intended to become a sub assembly of host equipment e g a data terminal computer etc that are designed to interface directly with the network the certification registration number shall be affixed to the integrated device itself c The certification registration number for a packaged TE will denote that the total package has been registered However the marking will normally be placed on that unit of the package which connects to the network For e
71. O Disables reporting of modulation connection MCR and MRR are not transmitted MR1 Enables reporting of modulation connection MCR and MRR are transmitted with TX rate RX rate MR2 Enables reporting of modulation connection MCR and MRR are transmitted with RX rate only MR Reports the current value MR Reports supported range of parameter values Enable Disable Line Quality Monitor and Auto Retrain or Fallback Fall Forward Controls whether or not the modem will automatically monitor the line quality and request a retrain E1 or fall back when line quality is insufficient or fall forward when line quality is sufficient E2 The parameter value if valid is written to S41 bits 2 and 6 If enabled the modem attempts to retrain for a maximum of 30 seconds Fallback Fall Forward When E2 is active the modem monitors the line quality EQM When line quality is insufficient the modem will initiate a rate renegotiation to a lower speed within the V 34 V 32 bis V 32 RC336 modulation speeds The modem will keep falling back within the current modulation if necessary until the speed reaches 2400 bps V 34 or 4800 bps V 32 Below this rate the modem will only do retrains if EQM thresholds are exceeded If the EQM is sufficient for at least one minute the modem will initiate a rate renegotiation to a higher speed within the current modulation speeds The rate renegotiations will be done without a retrain if a V 32
72. Output Low DCD 39 CTS 38 DSR 37 RI 36 RXD 34 Min 2 4 V Max 0 5 V 2mA Z INT 120 Q Digital Input Capacitance 50pF 3 3V Parallel SocketModem Electrical characteristics for Parallel SocketModem devices are presented below 3 3V DC Characteristics TA 0 C to 70 C VDD 3 3 V 0 3 V vopmax 3 6 V Digital Inputs Input High Input Low DS 40 Min 2 0 V Max 0 8 V Digital Inputs hysteresis input buffer Input High Input Low AO 31 A1 25 A2 34 WR 32 RD 83 Min 2 0 V Max 0 8 V 8mA Z w 500 2mA Z w 1200 Digital Input Output Input High Input Low DO 37 D1 38 D2 29 D3 39 D4 35 D5 Min 2 0 V Max 0 8 V 36 D6 41 D7 27 Output High Output Low 2mA Z wr 120 Min 2 4 V Max 0 5 V Digital Output Output High Output Low INT 30 Min 2 4 V Max 0 5 V 2mA Z 1200 Digital Input Capacitance 50pF Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 13 Chapter 3 Electrical Characteristics 5V Serial SocketModem 5 Vdc Characteristics TA 0 C to 50 C vDD 5 V 0 25 V Digital Inputs DTR 40 TXD 35 RTS 33 RESET 24 Digital Outputs DCD 39 CTS 38 DSR 37 RI 36 RXD 34 Digital Input Capacitance 5V Parallel SocketModem Input High Min 3 5 V VDDMAX 5 25 V Output High Output Low Current Drive Min 4 V 5 Vdc Characteristics TA 0 C to 50 C VDD 5V 0 25 V vopmax 5 25 V Digital Inputs
73. Q3 0 Reserved 1 amp Q5 Default 0 amp Q6 Bit 2 Leased line control amp Ln 0 Dial up line amp LO Default Bits 4 5 Internal clock select amp Xn Internal clock amp X0 Default External clock amp X1 Slave clock amp X2 Bit6 CCITT Bell mode select Bn 0 CCITT mode BO 1 Bell mode B1 Default Bit 7 Reserved Sa 320000 UO 1 1 0 0 1 1 0 0 1 General Bit Mapped Options Status Indicates bit mapped options status Default 0 Bits 0 1 Reserved Bit 2 Reserved always 0 Bits 3 4 Pulse dialing amp Pn 0 3996 6196 make break ratio at 10 pulses per second amp PO 1 3396 6796 make break ratio at 10 pulses per second amp P1 2 3996 6196 make break ratio at 20 pulses per second amp P2 3 3396 6796 make break ratio at 20 pulses per second amp P3 Bit 5 7 Reserved Flash Dial Modifier Timer Sets the length of time in units of 10 ms that the modem will go on hook when it encounters the flash dial modifier in the dial string S29 is a country dependent parameter The 29 value cannot be changed using S29 XX Default 70 700 ms for U S Disconnect Inactivity Timer Sets the length of time in tens of seconds that the modem will stay online before disconnecting when no data is sent or received In error correction mode any data transmitted or received will reset the timer In other modes any data transmitted will reset the timer The timer is inoperative in
74. RING event codes The modem will report other call progress event codes as normal Other The modem will produce only DROF and DRON messages The modem will produce a RING event code after lt report gt 10 seconds after the falling edge of the ring pulse i e after the DRON report Reporting Current or Selected Values Result Codes Command VDR Response lt enable gt lt report gt Example 0 0 For the default setting Reporting Supported Range of Parameter Values Command VDR Response lt enable gt range lt report gt range Example 0 1 0 6 OK lt enable gt lt report gt 0 1 0 6 ERROR Otherwise or if not in Voice Mode Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 112 Chapter 7 Voice Commands Command VDT Description Syntax Defined Values Control Tone Cadence Reporting his command is included for compatibility only and has no effect other than returning a result code This command allows the modem to enable or disable reporting of the control tone cadence information in the frequency band used by the Ringback Remote Ring BUSY and reorder Fast Busy tones usually in the 300 to 600 Hz range VDT lt enable gt lt report gt lt enable gt Decimal number corresponding to the selected option 0 The modem will not produce any control tone cadence report lt report gt Decimal number specifying the produced any control tone cadence report when enabled
75. See amp Z Flash the modem will go on hook for a time defined by the value of S29 Country requirements may limit the time imposed W _ Wait for dial tone the modem will wait for dial tone before dialing the digits following W If dial tone is not detected within the time specified by S7 US or S6 W class the modem will abort the rest of the sequence return on hook and generate an error message Wait for silence the modem will wait for at least 5 seconds of silence in the call progress frequency band before continuing with the next dial string parameter If the modem does not detect these 5 seconds Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 41 Chapter 5 AT Commands S Registers and Result Codes Command Description Result Code Command Description Result Code of silence before the expiration of the call abort timer S7 the modem will terminate the call attempt with a NO ANSWER message If busy detection is enabled the modem may terminate the call with the BUSY result code If answer tone arrives during execution of this parameter the modem handshakes amp Wait for credit card dialing tone before continuing with the dial string If the tone is not detected within the time specified by S7 US models or S6 W class models the modem will abort the rest of the sequence return on hook and generate an error message Dial pause the modem will pause for a time specif
76. Simple Simple Simple Simple Message Simple Simple Simple Simple Simple Simple Simple Simple Simple Simple Simple Simple Simple Simple Simple Simple note 1 Simple Simple Simple optional or mandatory and without assigning a DCE reporting mechanism The first column lists the event number assignment for each event The event number also serves another purpose each number is a bit position in a bit field Event number 0 is the most significant bit of the left most hex number in a hex representation V 253 defines a total of eight hex digits The final bit in the bit field occupies the least significant bit position of the right most hex number The bit representations of the event numbers are used in the VLS command The third column lists whether a single character is enough to report the event or if the DCE must supply a more complicated report The description Simple indicates a single character response lt DLE gt shielded Message indicates a full text message lt DLE gt lt X gt packet and Pattern indicates a repeating Message Notes 1 The use of complex event reporting for Stuttered Dial tone is for further study Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 109 Chapter 7 Voice Commands Command VRA Description Syntax Defined Values Ringback Goes Away Timer This command sets the length of time the modem will wait between ringbacks during call or
77. SocketModem Embedded Modem MT5600SMI Family MT5600SMI 32 MT5600SMI L32 MT5600SMI P32 MT56008SMI 34 MT5600SMI L34 MT56008SMI XL34 MT5600SMI P34 MT5600SMI PL34 MT5600SMI 92 MT5600SMI L92 MT5600SMI XL92 MT5600SMI P92 MT5600SMI PL92 Developer s Guide Multi echi Systems Copyright and Technical Support SocketModem Developer s Guide MT5600SMI MT5600SMI 32 MT5600SMI L32 MT5600SMI P32 MT5600SMI 34 MT5600SMI L34 MT5600SMI XL34 MT5600SMI P34 MT5600SMI PL34 MT5600SMI 92 MT5600SMI L92 MT5600SMI XL92 MT5600SMI P92 MT5600SMI PL92 PN S0003064A Version A Copyright This publication may not be reproduced in whole or in part without prior expressed written permission from Multi Tech Systems Inc All rights reserved Copyright O 2002 2003 by Multi Tech Systems Inc Multi Tech Systems Inc makes no representations or warranties with respect to the contents hereof and specifically disclaims any implied warranties of merchantability or fitness for any particular purpose Furthermore Multi Tech Systems Inc reserves the right to revise this publication and to make changes from time to time in the content hereof without obligation of Multi Tech Systems Inc to notify any person or organization of such revisions or changes Revisions Revision Level Date Description A 09 04 03 First release Patents This device covered by one or more of the following patents 6 219 708 6 031 867 6 012 113 6 009 082 5 90
78. Ux RE oce exa amu xXx me ctl oi 115 Tesbpamb Board Ci INS iius acc ninneig naana snared venden Lane uc iana Ee udin na agn DA 115 cia qe ccu i Ren ogo rH TEES 116 Serial TestrDeme Board Block DISCOFSti uuu ee pata taie pads eti a ua dao pna duse R Ra Re araa MARK AE FABAS UR 116 Parallel TesUDeamo Board Block BISQkaffi iiuuuue ecce darre dude attt reto Rae tang aad dushassasaeeaauesuahecbandenions 117 Appendix B Safety EMC Approvals Design Considerations and Regulatory Compliance 118 Approvals Product Stet and EMG ensinar d br RIDREEHISQES HUN pK a aaa iaa Raia 118 Telecom Carli ea OS aeaa reU EE PM COS MERE d cpiagauer mame 118 Regulatory Design Considerations ui eeu iiie seidasese nee tt thua ntn aun AR ted MARK nsa RA DA NAR aed ELA Ra ARE RAAR 119 Hardware Considerations mM Tm 119 ld TE T RR EREE A aL renee rey ee be ecu nier EE E Ub ic E oio ed 120 Other Design CONSIST MOI soa et su ees otia pr Sed cet uie netu ecd anal bad c koe a x a Abg sa kd RR dud 121 PC Board UL erc m T 121 Electromagnetic Interference EMI Considerations ssssseeeeeeeeneenennns 122 SUDO col ad a ET tone Ee bte etate E E ED n OR a E c a EH e Ld 122 SV Tolerant inputs Tor 23V Modulos ancient ainsi a er are Ed f e s Fn RR Feed 123 Pats SON PEE 124 Regulatory Requirements for the United States 124 Regulatory Pieguiremate ter GaITebl usce et crit Gro P DR XR n LER Fed aii 127 New Zealand Telecom Warning MOUGB iis eerie
79. V Normal Mode Serial interface 115 116 0 38 0 41 5 V Configuration VDD 5 V Normal Mode Serial interface 117 118 0 58 0 61 Normal Mode Parallel interface 117 118 0 58 0 61 Test conditions For Pin 61 5 V VDD 5 V for typical values VDD 5 25 V for maximum values For Pin 61 3 3 V VDD 3 3 V for typical values VDD 3 47 V for maximum values Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 15 Chapter 3 Electrical Characteristics Parallel Host Bus Timing Parallel Host Bus Timing Table Symbol Parameter Min Max Units READ See Notes AS Address Setup 5 ns AH Address Hold 10 ns cs Chip Select Setup 0 ns CH Chip Select Hold 10 ns RD RD Strobe Width 45 ns DD Read Data Delay 25 ns DRH Read Data Hold 5 ns WRITE See Notes AS Address Setup 5 ns AH Address Hold 15 ns cs Chip Select Setup 0 ns CH Chip Select Hold 10 ns WT WT Strobe Width 75 ns DS Write Data Setup see Note 4 20 ns DWH Write Data Hold see Note 5 5 ns Notes 1 When the host executes consecutive Rx FIFO reads a minimum delay of 2 times the internal CPU clock cycle plus 15 ns 85 86 ns at 28 224 MHz is required from the falling edge of RD to the falling edge of the next Host Rx FIFO RD clock 2 When the host executes consecutive Tx FIFO writes a minimum delay of 2 times the internal CPU clock cycle plus 15 ns 85 86 ns at 28 224
80. a set Bit 7 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0 Not used Always 0 Local Loopback When this bit is set to a 1 the diagnostic mode is selected and the following occurs 1 Data written to the Transmit Buffer is looped back to the Receiver Buffer 2 The DTS MCRO RTS MCR1 Out1 MCR2 and Out2 MCR3 modem control register bits are internally connected to the DSR MSR5 CTS MSR4 RI MSR6 and DCD MSR7 modem status register bits respectively Output 2 When this bit is a 1 HINT is enabled When this bit is a 0 HINT is in the high impedance state Output 1 This bit is used in local loopback see MCR4 Request to Send RTS This bit controls the Request to Send RTS function When this bit is a 1 RTS is on When this bit is a 0 RTS is off Data Terminal Ready DTR This bit controls the Data Terminal Ready DTR function When this bit is a 1 DTR is on When this bit is a 0 DTR is off Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 24 Chapter 4 SocketModem Parallel Interface A Programmer s Description LSR Line Status Register Addr 5 This 8 bit register provides status information to the host concerning data transfer Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0 RX FIFO Error In the 16450 mode this bit is not used and is always O In the FIFO mode this bit is set if there are one or more characters in the RX FIFO with parity err
81. after sending the result code indicating frame reception is complete FCERROR Reported if a different carrier is detected and FAR 0 NO CARRIER Reported if loss of carrier is detected OK Reported for either of two conditions 1 If a frame was received correctly 2 If the DTE sends any character other than XON or XOFF while the modem is in the configured flow control ERROR Reported if a frame was received in error Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 93 Chapter 6 Fax Class 1 and Class 1 0 Commands Service Class 1 Commands Command FAR Description Defined Values Adaptive Reception Control If Adaptive Reception is enabled the modem adaptively detects the selected message carrier or V 21 control messages If the expected carrier is detected the modem operates as specified in the respective F RM lt mod or FRH lt mod commands If V 21 flag preamble is detected instead the modem issues a FRH 3 intermediate result code and then executes an implied FRH 3 command value Decimal number corresponding to the selected option 0 Disable Adaptive Reception Default 1 Enable Adaptive Reception Reporting Current or Selected Values Command FAR Response FAR value Example FAR 0 For the default setting Reporting Supported Range of Parameter Values Command FCL Description Defined Values Command FAR Response FAR lt value gt range Examp
82. ame I O Description 32 WT l Host Bus Write When low allows host to write to SocketModem 33 RD l Host Bus Read When low allows host to read from SocketModem 34 A2 l Host Bus Address Line 2 35 D4 O Host Bus Data Line 4 36 D5 O Host Bus Data Line 5 37 DO O Host Bus Data Line 0 38 D1 O Host Bus Data Line 1 39 D3 O Host Bus Data Line 3 40 CS Host Bus Chip Select active low 41 D6 O Host Bus Data Line 6 61 VCC PWR 3 3V or 5V Supply depends upon model 63 AGND GND Analog Ground This is tied common with DGND on the SocketModem To minimize potential ground noise issues connect audio circuit return to AGND 64 SPKR Oo Speaker Call Monitor Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 12 Chapter 3 Electrical Characteristics Chapter 3 Electrical Characteristics Handling Precautions All electronic devices should be handled with certain precautions to avoid damage due to the accumulation of static charge Although input protection circuitry has been incorporated into the devices to minimize the effect of this static buildup proper precautions should be taken to avoid exposure to electrostatic discharge during handling and mounting VO Electrical Characteristics 3 3V Serial SocketModem 3 3V DC Characteristics TA 0 C to 70 C VDD 3 3 V 0 3 V vopmax 8 6 V Inputs Input High Input Low DTR 40 TXD 35 RTS 33 RESET 24 Min 2 0 V Max 0 8V Inputs Output High
83. amp W command Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 82 Chapter 5 AT Commands S Registers and Result Codes Result Codes In command mode your modem can send responses called result codes to your computer Result codes are used by communications programs and can also appear on your monitor Result Codes Short Form Long Form F4 FCERROR 0 OK 1 CONNECT 2 RING 3 NO CARRIER 4 ERROR 5 CONNECT1200 6 NO DIAL TONE 7 BUSY 8 NO ANSWER 9 CONNECT600 10 CONNECT 2400 11 CONNECT 4800 12 CONNECT 9600 13 CONNECT 7200 14 CONNECT 12000 15 CONNECT 14400 16 CONNECT 19200 17 CONNECT 38400 18 CONNECT 57600 19 CONNECT 115200 20 CONNECT 230400 22 CONNECT 75TX 1200RX 23 CONNECT 1200TX 75RX 24 DELAYED 32 BLACKLISTED 33 FAX 35 DATA 40 MRR 300 44 MRR 1200 75 45 MRR 75 1200 46 MRR 1200 47 MRR 2400 48 MRR 4800 49 MRR 7200 50 MRR 9600 51 MRR 12000 52 MRR 14400 53 MRR 16800 54 MRR 19200 55 MRR 21600 56 MRR 24000 57 MRR 26400 58 MRR 28800 59 CONNECT 16800 60 CONNECT 21600 62 CONNECT 24000 63 CONNECT 26400 64 CONNECT 28800 66 DR ALT 67 DR V 42B 69 DR N ONE 70 ER N ONE Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 83 Chapter 5 AT Commands S Registers and Result
84. ands Overview Voice commands are identified in Table 7 1 Table 7 1 Voice Commands Command Function Configuration FCLASS Set Mode VCID Caller ID CID VNH Automatic Hang up control FMI Manufacturer Identification FMM Product Identification FMR Version Revision etc FLO Flow Control Voice VIP Voice Initialize All Parameters VRX Start modem Receive Record VTS Voice Tone Send Send single frequency or DTMF VTX Start modem Transmit Playback VGR Voice Gain Receive Record Gain VGT Voice Gain Transmit Playback Volume VIT Voice Inactivity Timer DTE Modem VLS Analog Source Destination Selection VRA Ringback Goes Away Timer VRN Ringback Never Appeared Timer VSD Silence Detection QUIET amp SILENCE VSM Compression Method Selection VTD Beep Tone Duration Timer VDR Distinctive Ring VDT Control Tone Cadence Reporting VPR Select DTE modem Interface Rate Turn off autobaud Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 100 Chapter 7 Voice Commands DLE Shielded Event Codes Sent to the DTE Table7 2 lists the supported DLE shielded codes sent to the DTE in the expression DLE code The number in parenthesis in the second column corresponds to the T 50 equivalent Table 7 2 Supported DLE Shielded Codes Sent to the DTE Code T 50 Equivalent Event Report Description DLE 1 0 Two contiguous lt DLE gt
85. arameter n the modem generates the FCERROR message and returns to the command mode If the specified carrier is detected the modem generates the CONNECT message and enters the HDLC receive mode In HDLC receive mode the modem receives HDLC frames from the remote fax machine strips the flags performs zero bit deletion performs error checking and handles DLE chr character pairs before passing the data to the DTE The modem prefixes each DLE character with another DLE character before sending it to the DTE After the last byte in the frame the modem sends lt DLE gt lt ETX gt to the DTE marking the end of the frame The modem then generates either the OK message if no errors were detected or the ERROR message if errors were detected FCS is incorrect and returns to command mode While in command mode the modem continues to receive data in the selected modulation scheme and sends the data after sending the CONNECT message to the DTE when the DTE reissues the FRH command with the same parameter If the DTE issues the FRH command with a different parameter the modem clears all buffers and proceeds as described previously If carrier is lost while in command mode and the DTE reissues the FRH command with the same parameter and there is no data in the buffer the modem sends the ERROR result code to the DTE and returns to the command mode If there is data in the buffer the modem sends the next frame of buffered data to the
86. ard and the SocketModem The transformer connector is keyed to prevent improper connection to the Test Demo board Serial Test Demo Board Block Diagram Speaker DS1 Power Switch Power Supply Socket Modem RS 232 Transceiver Power Connector Tip Ring DB 25 RS 232 Fuse Serial Test Demo Board Block Diagram RJ 11 Connector Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 116 Appendix A Mechanical Details Parallel Test Demo Board Block Diagram Socket Modem Address Decoding ISA Bus Tip Ring Fuse Parallel Test Demo Board Block Diagram RJ 11 Connector Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 117 Appendix B Product Approvals Regulatory Design Considerations and Regulatory Compliance Appendix B Safety EMC Approvals Design Considerations and Regulatory Compliance Approvals Product Safety and EMC Safety Certifications UL 60950 EN 60950 CSA 950 AS 3260 CCC EMC Approvals FCC Part 15 Class B Canada Class B EN 55022 Class B EN 55024 Telecom Certifications We are continually working to extend this list Please contact your Mu
87. ase fail Displayed if the FLM is unable to erase the flash memory If this occurs the user should restart at step 5 Download error Re Displayed if there was an error when uploading or Load downloading If this occurs the user should restart at step 5 Error No H W flow ctl Displayed if RTS CTS flow control is not set If this occurs the user should restart at step 3 DTE timeout Displayed if the DTE has stopped the XMODEM transfer process before it is finished If this occurs the user should restart at step 5 Code doesn t match Displayed if the user is attempting to upload a firmware that Hardware either not the same model parallel serial etc crystal frequency or size 1Mbit 2Mbit etc as the firmware that is currently on the board If this occurs the FLM will abort and not allow the user to continue Device successfully Displayed by the FLM at the completion of a successful Programmed upload or download then the modem will do a cold start The uploader and downloader flash load modules FLM have several built in safety mechanisms to reduce the risk of a failed flash upload download The FLM will not allow a user to upload a firmware of different model serial parallel etc or crystal speed than what is currently in the flash memory Also it will not allow the user to upload a firmware that is larger in size than the flash memory itself e g a 2Mbit firmware onto a 1Mbit flash memory It will h
88. ast data bit or parity bit is detected as a logic o space The FE bit is reset to a 0 when the host reads the LSR In the FIFO mode the error indication is associated with the particular character in the FIFO it applies to The FE bit set to a 1 when this character is loaded into the RX Buffer Parity Error PE This bit indicates that the received data character in the RX Buffer does not have the correct even or odd parity as selected by the Even Parity Select bit LCR4 and the Stick Parity bit LCR5 The PE bit is reset to a O when the host reads the LSR In the FIFO mode the error indication is associated with the particular character in the FIFO it applies to The PE bit set to a 1 when this character is loaded into the RX Buffer Overrun Error OE This bit is set to a 1 whenever received data is loaded into the RX Buffer before the host has read the previous data from the RX Buffer The OE is reset to a 0 when the host reads the LSR In the FIFO mode if data continues to fill beyond the trigger level an overrun condition will occur only if the RX FIFO is full and the next character has been completely received Receiver Data Ready DR This bit is set to a 1 whenever a complete incoming character has been received and transferred into the RX Buffer The DR bit is reset to a O when the host reads the RX Buffer In the FIFO mode the DR bit is set when the number of received data bytes in the RX FIFO equals or exceeds the trigger l
89. ating conditions of correct operating conditions of correct operation at the higher speed which it is designated 33 6 kbps and 56 kbps connections are likely to be restricted to lower bit rates when connected to some PSTN implementations Telecom will accept no responsibility should difficulties arise in such circumstances 2 Immediately disconnect this equipment should it become physically damaged and arrange for its disposal or repair 3 This modem shall not be used in any manner which could constitute a nuisance to other Telecom customers 4 This device is equipped with pulse dialing while the Telecom standard is DTMF tone dialing There is no guarantee that Telecom lines will always continue to support pulse dialing Use of pulse dialing when this equipment is connected to the same line as other equipment may give rise to bell tinkle or noise and may also cause a false answer condition Should such problems occur the user should NOT contact the Telecom Faults Service The preferred method of dialing is to use DTMF tones as this is faster than pulse decadic dialing and is readily available on almost all New Zealand telephone exchanges 5 Warning Notice No 111 or other calls can be made from this device during a mains power failure 6 This equipment may not provide for the effective hand over of a call to another device connected to the same line 7 Some parameters required for compliance with Telecom s Telepermit requi
90. aused the modem to hang up Auto answer is inhibited amp D3 DTR drop is interpreted according to the current amp Q setting as follows amp Q0 amp Q1 amp Q5 amp Q6 DTR drop causes the modem to perform a soft reset as if the Z command were received The amp Y setting determines which profile is loaded amp Q2 amp Q3 DTR drop causes the modem to hang up Auto answer is inhibited If amp Q5 amp Q6 FCLASS 1 or FCLASS 2 is in effect the action taken is the same as for amp QO Flow Control Defines the DTE DCE terminal modem flow control mechanism The parameter value if valid is written to S39 bits 0 1 and 2 3 for data modem modes 0 Disables flow control 3 Enables RTS CTS flow control 4 Enables XON XOFF flow control 5 Enables transparent XON XOFF flow control Note Upon reset both RTS CTS and XON XOFF flow control is enabled for fax modem and voice modes OK Otherwise ERROR Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 38 Chapter 5 AT Commands S Registers and Result Codes Command amp R Description Default Defined Values Result Codes Command amp S Description Default Defined Values Result Codes Command IPR Description Default Defined Values Report Commands RTS CTS Option This selects how the modem controls CTS CTS operation is modified if hardware flow control is selected see amp K command The parameter value i
91. bal enabling or disabling of the V 92 shortened Phase 1 and Phase 2 startup procedures This command is used in conjunction with the PSS command PQCO Enable Short Phase 1 and Short Phase 2 Default PQC1 Enable Short Phase 1 only PQC2 Not supported PQC3 Disable Short Phase 1 and Short Phase 2 OK 0 1 or 3 in V 92 Mode MS V 92 ERROR PQC Reports Selected Values Response PQC lt value gt Example PQC 0 PQC Reports Supported Range of Parameter Values Response PQC value range Example PQC 0 1 3 Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 73 Chapter 5 AT Commands S Registers and Result Codes Command PSS Description Defined Values Result Codes Report Commands Command QCPC Description Result Code Command QCPS Description Defined Values Result Codes Report Commands Use Short Sequence Causes a calling modem to force either a V 92 short or full startup sequence as defined by the PQC command on the next and subsequent connections PSSO The modems decide whether or not to use the short startup procedures The short startup procedures can only be used if enabled by the PQC command Default PSS1 Reserved PSS2 Forces the use of the full startup procedures on the next and subsequent connections independent of the setting of the PQC command OK 0 2 in V 92 Mode MS V 92 ERROR PSS Reports Selected Values Respons
92. ber specifies the acceptable fallback mode of operation when the modem is operating as the originator ESO LAPM MNP or Normal Mode error control optional Default ES1 LAPM MNP or Direct Mode error control optional ES2 LAPM or MNP error control required disconnect if error control is not established ES3 LAPM error control required disconnect if error control is not established ES4 MNP error control required disconnect if error control is not established ans fbk Decimal number specifies the acceptable fallback mode of operation when the modem is operating as the answerer or specifies V 80 Synchronous Access Mode ESO Direct Mode ES1 Error control disabled use Normal Mode ES2 LAPM MNP or Normal Mode error control optional Default ES3 LAPM MNP or Direct Mode error control optional ES4 LAPM or MNP error control required disconnect if error control is not established ES5 LAPM error control required disconnect if error control is not established ES6 MNP error control required disconnect if error control is not established ES8 Initiate V 80 Synchronous Access Mode when connection is completed and Data State is entered see ESA and ITF ES9 Initiate Frame Tunneling Mode when connection is complete and Data Mode is entered ES 6 Enable V 80 Synchronous Access Mode originator ES 6 Enable V 80 Synchronous Access Mode originator ES 8 Enable V 80 Synchronous Access Mode
93. bis FastConnect protocols Specifies the initial requested mode of operation when the modem is operating as the originator The options are FO Normal connection Default F1 FastConnect without answer tone F2 Reserved F3 FastConnect with answer tone V 92 P and Q Commands This section describes the P PCM DCE and Q commands and parameters used to control the V 92 Mode operation Command PCW Description Defined Values Result Codes Report Commands Command PMH Description Defined Values Result Codes Report Commands Call Waiting Enable Controls the operation of the modem in the presence of call waiting PCWO Request modem on hold if enabled by PMH and collect caller ID information if enabled by VRID Toggle V 24 circuit 125 Default PCW1 Hang up PCW2 Ignore call waiting OK ERROR PCW Reports Selected Value s Response PCW lt value gt Example PCW 0 For the default setting PCW Reports Supported Range of Parameter Values Response PCW lt value gt range Example PCW 0 1 2 Modem on Hold Enable Controls the selection of modem on hold in the modem The action of the modem in response to modem on hold events is determined by the state of this command as well as the state of a negotiated handshake with a V 92 compliant server in V 92 Mode PMHO Modem on hold enabled in V 92 Mode Default PMH1 Disabled modem on hold OK 0 or 1 in V 92 Mode see t
94. bis connection is established Speeds attempted during fallback fall forward are those shown to be available in the rate sequences exchanged during the initial connection Fallback fall forward is available in error correction and normal modes but not in direct mode or synchronous mode with external clocks 2 E0 Disable line quality monitor and auto retrain E1 Enable line quality monitor and auto retrain E2 Enable line quality monitor and fallback fall forward Default OK Otherwise ERROR Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 53 Chapter 5 AT Commands S Registers and Result Codes Command U Description Default Defined Values Result Codes Command B Description Default Defined Values Result Codes Select p Law or A Law Codec Type Selects Law or A Law codec type for V 90 and 56K modulation This command also stores the selected setting directly to NVRAM Default value is country specific 0 Selects p Law 1 Selects A Law OK Otherwise ERROR CCITT or Bell When the modem is configured to allow either option the modem will select Bell or CCITT modulation for a line speed connection of 300 or 1200 bps Any other line speed will use a CCITT modulation standard The parameter value if valid is written to S27 bit 6 0 BO Selects CCITT operation at 300 or 1200 bps during Call Establishment and a subsequent connection Default B1 Selects BELL operati
95. bit when a 0 disables assertion of HINT due to the LSRO or character timeout Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 20 Chapter 4 SocketModem Parallel Interface A Programmer s Description FCR FIFO Control Register Addr 2 Write Only The FCR is a write only register used to enable FIFO mode clear the RX FIFO and TX FIFO enable DMA mode and set the RX FIFO trigger level Bits 7 6 RX FIFO Trigger Level FCR7 and FCR6 set the trigger level for the RX FIFO Receiver Data Available interrupt FCR7 FCR6 RX FIFO Trigger Level Bytes 0 0 01 0 1 04 1 0 08 1 1 14 Bits 5 4 Not used Bit3 DMA Mode Select When FIFO mode is selected FCRO 1 FCR3 selects non DMA operation FCR3 0 or DMA operation FCR3 1 When FIFO mode is not selected FCRO 0 this bit is not used the modem operates in non DMA mode in 16450 operation DMA Operation in FIFO Mode RXRDY will be asserted with the number of characters in the RX FIFO us equal to or greater than the value in the RX FIFO Trigger Level IIRO IIR3 4h or the received character timeout IIRO IIR3 Ch has occurred RXTDY will go inactive when there are no more characters in the RX FIFO TXRDY will be asserted when there are one or more empty unfilled locations in the TX FIFO TXRDY will go inactive when the TX FIFO is completely full Non DMA Operation in FIFO Mode RXRDY will be asserted when there are one or more characters in
96. bles both V 42 bis and MNP 5 data compression Sets S46 bit 1 Default OK ERROR Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 62 Chapter 5 AT Commands S Registers and Result Codes V 8 V 8bis Commands Command A8E Description Defined Values Default values Report Commands V 8 and V 8bis Operation Controls This command is defined for two conditions as a parameter while the modem is on hook and as an action command while the modem is off hock If enabled V 8 negotiation does not preclude simultaneous implementation of other negotiation means e g V 8bis V 18 V 32bis Annex A This command is a compound parameter if issued while the modem is on hook used to precondition V 8 and V 8bis originating and answering operation It is issued by the DTE before the Dial D or Answer A command regardless of the state of the FCLASS parameter This command is an action command if issued while the modem is off hook to re start V 8 or V 8bis negotiation For example if initial V 8 negotiation failed but subsequent T 30 negotiation indicated V 8 capability this command may be used to initiate V 8 negotiation v80 Decimal number which enables disables issuance of A8x indications during modem controlled V 8 origination negotiation 1 Enable DCE controlled V 8 origination negotiation without A8x indications Default 6 Enable DCE controlled V 8 origination negotiation with A8x indica
97. c SocketModem MT5600SMI Developer s Guide 36 Chapter 5 AT Commands S Registers and Result Codes Command Description Default Defined Values Result Codes X Extended Result Codes Selects the subset of the result code messages used by the modem to inform the DTE of the results of commands Blind dialing is enabled or disabled by country parameters If the user wishes to enforce dial tone detection a W can be placed in the dial string see D command The information below is based upon the default implementation of the X results table If the modem is in facsimile mode FCLASS 1 1 0 or 2 the only message sent to indicate a connection is CONNECT without a speed indication See the table of Result Codes at the end of this chapter 4 XO Disables reporting of busy tones unless forced otherwise by country requirements send only OK CONNECT RING NO CARRIER ERROR and NO ANSWER result codes Blind dialing is enabled disabled by country parameters If busy tone detection is enforced and busy tone is detected NO CARRIER will be reported If dial tone detection is enforced or selected and dial tone is not detected NO CARRIER will be reported instead of NO DIAL TONE The value 000b is written to S22 bits 6 5 and 4 respectively X1 Disables reporting of busy tones unless forced otherwise by country requirements send only OK CONNECT RING NO CARRIER ERROR NO ANSWER and CONNECT XXXX XXXX rate Blind
98. cept FCS AT FRH 3 NO CARRIER detect loss of carrier drop carrier AT FRH 3 send V 21 carrier lt DNC frame gt CONNECT send flags detect carrier send DNC frame detect flags lt DLE gt lt ETX gt send FCS receive DC INC OK drop carrier final frame ATHO OK hang up hang up Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 98 Chapter 6 Fax Class 1 and Class 1 0 Commands Table 6 5 Fax Class 1 Answering Sequence Receiving a Single Page DTE Commands Modem Responses Local Modem Action Remote Station Action Notes AT FCLASS 1 OK Set Class 1 RING lt detect ringing dials send CNG ATA off hook AT FRH 3 send CED get CED implied by answering send V 21 carrier detect carrier with FCLASS 1 0 CONNECT send flags detect flags not final frame CSI frame data send CSI frame receive CSI lt DLE gt lt ETX gt CONNECT send FCS get FCS send flags get flags lt DIS frame data gt send DIS data get DIS lt DLE gt lt ETX gt OK send FCS and flags get flags final frame drop carrier AT FRH 3 detect carrier send V 21 carrier CONNECT detect flags send flags lt TSI frame data gt receive TSI send TSI frame lt DLE gt lt ETX gt receive FCS send FCS OK accept FCS frame OK AT FRH 3 CONNECT receive DCS send DCS frame final frame bit set lt DCS frame data gt receive FCS send FCS lt DLE gt lt ETX gt accept FCS f OK rame OK AT FRH 3 NO CARRIER detect loss of carrier drop carrier DTE did
99. certification number is 123 1234 A then the self mark would read IC 123 1234 A ii For a new model that is registered to a family of previously certified TE the self marking format shall be IC XXXXXX ZZZZZZZZ Where e XXXXXX is the Company Number as in d above and e 7777Z7Z7ZZ is either the old certification number minus the old company number or a new Unique Product Number assigned by the applicant For example if a new model is registered to the family of products with certification number 123 1234 A and that the Company Number for the registration is 123A then the self mark for this new model would read IC 123A 1234 A If the applicant decides to replace 1234 A with a new UPN say 5678 then the self mark would read IC 123A 5678 Industry Canada This Class B digital apparatus meets all requirements of the Canadian Interference Causing Equipment Regulations Cet appareil num rique de la classe B respecte toutes les exigences du Reglement Canadien sur le mat riel brouilleur Multiple Listing This terminal device may be multiple listed to other distributors based upon the approval granted to the original certificate holder In order to obtain a multiple listing certification the following documentation must be presented to Industry Canada a The model number Industry Canada certificate number and certification number of the approved equipment b A letter from the original certificat
100. ch modem Multi Tech manuals and other resources are on the Multi Tech web page at http www multitech com For additional Multi Tech information contact http www multitech com for News Products Solutions Support Manuals and more ftp ftp multitech com for Modem Firmware Modem INFs Utilities etc oemsales Q multitech com for email technical support The Global Engineering Documents Web site manages a collection of more than one million documents from over 460 organizations worldwide http global ihs com Phone 800 854 7179 Fax 303 792 2192 ITU is the leading publisher of telecommunication technology regulatory and standard information with over 4 000 titles in printed form on CD ROM and online at http www itu int publications Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 7 Chapter 2 Mechanical Specifications Chapter 2 Mechanical Specifications Physical Dimensions P 2 400 REF 53 24 D787 TYP 2B6 2 26 gg 2 i 6 54 B5 895 21 2 25 27 t P2 1 660 D5 7 1 27 7 24 ra 2 254 57 23 pa 2 540 54 52 197 5 IMS 5 38 062 E sn 945 REF 110 el 020 0002 SQUARE 24 2 8 0 51 e MAXIMUM COMPONENT 7 BY Figure 2 1 Maximum Component Height Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 8 Chapter 2 Mec
101. d PMHTR 72 modulation reporting control command MR 53 modulation selection command MS 51 N New Zealand Telecom Warning Notice 129 0 Online command mode 29 operating conditions 14 operating mode command N 31 P Parallel Demo Board block diagram 117 Parallel Host Interface 18 Parallel Interface Registers Table 19 Parallel Pin configurations 11 Part 68 of the FCC rules 125 PC Board Layout Guidelines 121 PCM upstream ignore command PIG 73 Phase 1 and Phase 2 control command PQC 73 Physical dimensions 8 plug and plag vendor ID and product number command 8 34 plug and play serial number command 7 33 Programmable Baud Rates Table 27 Q quiet result code control command Q 36 R Receiver FIFO Interrupt Operation 28 Register Signal Definitions 20 report line signal level command L 47 report line signal quality command Q 47 report retrieved with Caller ID command VRID 30 report the current error control command ER lt type gt 57 request complete capabilities command GCAP 32 request model identification command GMM 32 request modem manufacturer command GMI 31 request revision identification command GMR 32 restore factory default configuration profile command amp F 32 result code form command V 36 Result codes 29 83 return to on line data mode command O 43 Rings SO setting number of 75 RLSD DCD option command amp C 38 RTS CTS option command
102. d before the modem can report silence detected at the end of a voice receive either with the Presumed End of Message QUIT or Presumed Hangup SILENCE event reports A value of 0 disables the modem silence detection The range is 0 1 to 25 5 seconds for lt sdi gt 1 to 255 Reporting Current or Selected Values Command VSD Response lt sds gt lt sdi gt Example 0 50 For the default setting Reporting Supported Range of Parameter Values Result Codes Command VSM Description Syntax Defined Values Command VSD Response lt sds gt range lt sdi gt range Example 0 127 129 0 255 OK hook 0 or 1 ERROR Otherwise or if not in Voice Mode Compression Method Selection This command causes the modem to set the voice compression method the silence compression sensitivity and the voice sampling rate VSM lt cmI gt lt vsr gt lt sds gt lt sel gt lt cml gt Decimal number identifying the compression method lt vsr gt lt range of values gt containing the supported range of voice samples per second of the analog signal lt scs gt lt range of values gt containing the supported range of sensitivity settings for voice receives lt sel gt lt range of values gt containing the supported range of expansion values for voice transmits Reporting Current or Selected Values Command VSM Response lt cml gt lt vsr gt lt sds gt lt sel gt Example 1 8000 0 0 For the
103. d CTS Carrier zdge of Ring Set Ready to Send Detect RI DSR Detect Indicator DDSR DCTS DCD DDCD TERI 5 Line Status Register RX Transmitter Transmitter Break Framing Parity Overrun Receiver LSR FIFO Empty Buffer Interrupt Error Error Error Data Error TEMT Register Bl FE PE OE Ready Empty DR THRE 4 Modem Control 0 0 0 Local Out 2 Out 1 Request Data Register MCR Loopback to Send Terminal RTS Ready DTR 3 Line Control Register Divisor Set Stick Even Parity Number Word Word Length LCR Latch Break Parity Parity Enable of Stop Length Select Access Bit Select PEN Bits Select Bit 0 DLAB EPS STB Bit 1 WLSO WLS1 2 Interrupt Identify FIFOs FIFOs 0 0 Pending Pending Pending 0 if Register IIR Enabled Enabled Interrupt ID Interrupt ID Interrupt ID Interrupt Read Only Bit 2 Bit 1 Bit 0 Pending 2 FIFO Control Register Receiver Receiver Reserved Reserved DMA TX FIFO RX FIFO FIFO FCR Trigger Trigger Mode Reset Reset Enable Write Only MSB LSB Select 1 Interrupt Enable 0 0 0 0 Enable Enable Enable Enable DLAB 0 Register ER Modem Receiver Transmitter Received Status Line Status Holding Data Interrupt Interrupt Register Available EDSSI ELSI Empty Interrupt Interrupt ERBFI ETBEI 0 Transmitter Buffer Transmitter FIFO Buffer Register Write Only DLAB 0 Register THR 0 Receiver Buffer Receiver FIFO Buffer Register Read Only DLAB 0 Register RBR 1 Divisor Latc
104. ded In either event the OK result code is returned This command is aborted if any character is received from the DTE after receipt of the command but before the time delay elapses In this case the modem discards the aborting character and issues an OK result code time Decimal number from 0 default to 255 which specifies the length of time in 10 ms intervals to delay before responding with the OK result code after detecting silence on the line OK Reported when silence has been present on the line for the specified amount of time or when the DTE sends the modem a character other than XON or XOFF ERROR value is invalid or this command is issued while the modem is on hook Reporting Supported Range of Parameter Values Command Description Defined Values FTM Command FRS Response FRS time range Example FRS 0 255 Transmit Facsimile This command causes the modem to transmit data using the modulation defined below When a valid mod value is entered the modem transmits the proper training sequence in the selected mode followed by constant 1 bits until data is received from the DTE The modem also returns the CONNECT result code at the beginning of the training sequence mod Decimal number corresponding to the selected modulation mode and data rates shown in Table 6 2 Table 6 2 Fax Class 1 and Fax Class 1 0 Modulation Modes and Rates mod Mo
105. dem MT5600SMI Developer s Guide 63 Chapter 5 AT Commands S Registers and Result Codes Command AB8I CI Signal Indication Description This indication is issued by an answering modem if A8E lt v8a gt 0 to indicate detection of a V 8 CI signal and report the recovered Call Function octet s Defined Values lt v8cf gt A hexadecimal code octet representation of the Call Function octet s A8I 0 indicates that the modem timed out waiting for Cl Example A8I 0 The modem timed out waiting for Cl A8EX YYY Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 64 Chapter 5 AT Commands S Registers and Result Codes Diagnostic Commands Command Description UD Last Call Status Report UD is an action command requesting logged operation events reporting It does not take parameters and must be the last command in the command line The modem logs aspects of their operation for each call and saves these results until cleared by one of the following events Power off Hard reset e g negate DTR with amp D3 set reset button Soft reset ATZ or AT amp F ATD command issued ATA command issued Automatic answer e g set register SO gt 0 and ring detected These results are NOT cleared by changing DTR V 24 circuit 108 2 if amp DO amp D1 or amp D2 Data Call State Model For purposes of this command there are four data call states and associated status issues 1 Call Se
106. detection supported e g S7 timeout If incoming call while sending dial command Fast busy Busy And if modem program to abort on long space Signal Converter If this was not a fax call attempt Test Call Control If ATH was used to terminate the previous call If ATZ was used to terminate the previous call Error Control Error control was required n400exceeded LAPM retransmission Count Timer NegotiationFailed DisconnectFrameReceived SabmeFrameReceived LossOfSynchronization Data Compression Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 68 Chapter 5 AT Commands S Registers and Result Codes Example Modem Response and Usage Example UD commend response are shown in Table 5 13 Table 5 13 Completed Data Call with some errors and rate retrain during the call Modem Response Line Description DIAG 2A4D3263 0 09 This is version 0 9 DIAG 2A4D3263 1 06 220 320 Data Answer signal detected Data only Character async DIAG lt 2A4D3263 5 C14513902A 6 A145 gt V 8 Call Menu indicates V 8 Joint Menu selects DIAG lt 2A4D3263 10 1F 11 0C 12 52 Receive level 31 dBm transmit level 12 dBm noise level 82 dBm DIAG lt 2A4D3263 14 03 15 05 16 10 gt Far end echo delay in milliseconds Far end echo loss in dB Near end echo loss 16 dB DIAG lt 2A4D3263 20 C 22 780 24 0C80 26 79E0 gt Transmitter V 34 training completed V
107. dulation Training Modulation Mode and Rate 3 V 21 300 bps 24 V 27 ter 2400 bps 48 V 27 ter 4800 bps 72 V 29 7200 bps 73 V 17 Long 7200 bps long 74 V 17 Short 7200 bps short 96 V 29 9600 bps 97 V 17 Long 9600 bps long 98 V 17 Short 9600 bps short 121 V 17 Long 12000 bps long 122 V 17 Short 12000 bps short 145 V 17 Long 14400 bps long 146 V 17 Short 14400 bps short Result Codes CONNECT Reported when the modems begins the training sequence after receipt of a valid mod value ERROR If the modem s transmit buffer becomes empty and the last transmitted character is NUL 00 the modem continues to transmit NULs until the DTE sends more data or five seconds elapses After five seconds elapse with an empty transmit buffer the modem will turn off the transmit carrier return to the command state and report the ERROR result code OK If the modem s transmit buffer becomes empty and the last transmitted character is not NUL the modem will turn off the transmit carrier return to the command state and report the OK result code Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 91 Chapter 6 Fax Class 1 and Class 1 0 Commands Reporting Current or Selected Values Command FTM Response FTM mod Example FTM 98 For V 17 9600 bps Reporting Supported Range of Parameter Values Command FTM Response FTM lt mod gt range Example FTM 3 24 48 72 73 74 96 97 98 121 122 145 146 Com
108. e PSS lt value gt Example PSS 0 For the default lt value gt PSS Reporting Supported Range of Parameter Values Response PSS lt value gt range Example PSS 0 1 2 Force Full Startup Procedure on Next Connection Causes the modem to use full startup procedures on the next connection attempt regardless of the setting of the PQC command After this attempt the modem will select the startup procedure as defined by the PQC command If a shortened startup procedure is enabled by the PQC command then the quick connect profile will also be updated on the next connection attempt OK In V 92 Mode MS V 92 ERROR Enable Quick Connect Profile Save This command controls whether or not the modem will save the generated quick connect profile QCPSO Do not allow the quick connect profile to be saved QCPS1 Allow the quick connect profile to be saved Default OK in V 92 Mode MS V 92 and quick connect is enabled PSS 0 ERROR QCPS Reports Selected Value s Response QCPS value Example QCPS 1 For the default setting QCPS Reports Supported Range of Parameter Values Response QCPS value range Example QCPS 0 1 Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 74 Chapter 5 AT Commands S Registers and Result Codes S Registers Certain modem values or parameters are stored in memory locations called S registers Use the S command to read or to alter
109. e holder authorizing the Department to use information on file to grant a multiple listing certification The name model number certificate number and certification number for the subject equipment must be shown The letter must also declare that the model to be multiple listed is identical in design and construction to the originally approved model c A letter from the proposed multiple listee requesting the certification d A Terminal Equipment Certification Testing Application and Agreement form completed by the proposed multiple listee e A drawing sample or illustration of the product label and f Payment in accordance with TRC 49 section on Multiple Listings Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 128 Appendix B Product Approvals Regulatory Design Considerations and Regulatory Compliance New Zealand Telecom Warning Notice 1 The grant of a Telepermit for any item of terminal equipment indicates only that Telecom has accepted that the item complies with minimum conditions for connection to its network It indicates no endorsement of the product by Telecom nor does it provide any sort of warranty Above all it provides no assurance that any item will work correctly in all respects with another item of Telepermitted equipment of a different make or model nor does it imply that any product is compatible with all of Telecom s network services This equipment is not capable under all oper
110. e negotiated carrier rate MRR does not match the current DTE modem port rate autodetected from the previous command line Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 40 Chapter 5 AT Commands S Registers and Result Codes Call Control Commands Command Description Defined Values D Dial Directs the modem to go on line dial according to the string entered and attempt to establish a connection If no dial string is supplied the modem will go on line and attempt the handshake in originate mode Note If the ATD command is issued before the S1 register has cleared the modem will respond with the NO CARRIER result code If cFCLASS O is selected the modem will behave as a data modem and will attempt to connect to another data modem The modem will have up to the period of time specified by register S6 or S7 to wait for carrier and complete the handshake If this time expires before the modem can complete the handshake the modem will go on hook with the NO CARRIER response This command will be aborted in progress upon receipt of any DTE character before completion of the handshake If cFCLASS 1 1 0 or 2 is selected the modem will behave as a facsimile modem and attempt to connect to a facsimile machine or modem by entering the HDLC V 21 channel 2 receive state as if FRH 3 had been issued This command will be aborted upon receipt of any DTE character if the modem has not finished dia
111. ected to a low cost on board speaker e g a sounducer or to an analog speaker circuit Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 10 Chapter 2 Mechanical Specifications Parallel Pin Configurations The parallel interface SocketModem uses a 22 pin interface to provide an on board DAA with tip and ring connections audio circuit for call progress monitoring and parallel interface Tip DAA i Ring RESET 124 A1 1 25 DGND 126 D7 O 27 D2 1 29 INT 1 30 AO 1121 WR O 32 Figure 2 3 Parallel SocketModem Pins Pin Descriptions for a Parallel SocketModem Device Pin Signal Name VO Description 1 Tip O Telephone Line Interface TIP 2 Ring O Telephone Line Interface RING 24 RESET l Modem Reset CMOS input with weak pull up The active low RESET input resets the SocketModem logic and returns the AT command set to the original factory default values or to stored values in NVRAM The modem is ready to accept commands within 6 5 seconds of power on or reset Reset must be asserted for a minimum of 300 ns 25 A1 Host Bus Address Line 1 26 DGND GND Digital Ground 27 D7 O Host Bus Data Line 7 29 D2 O Host Bus Data Line 2 30 INT O Host Bus Interrupt Line Active High Resets on Low 31 AO l Host Bus Address Line 0 Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 11 Chapter 2 Mechanical Specifications Pins Signal N
112. ed DLE shielded codes sent to the modem in the expression lt DLE gt lt code gt The number in parenthesis in the second column corresponds to the T 50 equivalent Table 7 3 Supported DLE Shielded Codes Sent to the Modem DCE Code Code Simple Action Command Description DLE 1 0 u 7 5 d 6 4 p 7 0 r 7 2 lt ETX gt 0 3 lt CAN gt 1 8 2 1 Two contiguous lt DLE gt lt DLE gt codes indicate a single lt DLE gt in the data stream Immediate Command or Stream Command Action Numbers 0 and 3 Increase the volume or gain by one unit Immediate Command Action Numbers 1 and 4 Decrease the volume or gain by one unit Immediate Command Action Number 9 Pause Action Number 10 Resume Action Number 11 End voice Transmit State Stream Command Action Number 12 Clear transmit buffer of voice data Immediate Command Action Number 15 Receive abort Immediate Command Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 102 Chapter 7 Voice Commands Voice Configuration Commands Command FCLASS 8 Select Voice Mode FCLASS 8 selects the Voice Mode The Voice Mode commands and responses described in this section are applicable when command FCLASS 8 See the Generic Modem Control section for the definition of the FCLASS command Command VNH Automatic Hang up Control This command enables or disables automatic hangups Syntax
113. em local flow control command IFC 40 DTE modem local rate reporting command ILRR 40 DTR option command amp D 38 E echo command E 36 Electrical Characteristics 13 Electromagnetic Interference Considerations 122 EMC Safety and R amp TTE Directive Compliance 130 enable cellular power level adjustment command M 70 enable quick connect profile save command QCPS 74 enable disable data compression command C 62 enable disable line quality monitor and auto retrain or fallback fall forward command E 53 error control and synchronous mode selection command ES 55 error control reporting command ER 57 Escape character S2 75 Escape sequence 29 Examples of calling answering table 98 extended result codes command X 37 F FastConnect control command F 71 Fax adaptive reception control parameter FAR 94 fax answering 87 Fax carrier loss timeout parameter FCL 94 Fax Class 1 and 1 0 auto answer enable command FAA 90 Fax Class 1 and Fax Class 1 0 Commands Table 87 Fax Class 1 0 auto answer enable command FAA 90 Fax Commands FAA 90 FAE 90 FAR 94 FCL 94 FCLASS 1 90 FCLASS 1 0 90 FDD 95 FIT 95 FLO 97 FMI 96 FMM 96 FMR 96 FPR 96 FRH 93 FRM 92 FTH 92 FTM 91 FTS 90 91 fax control reception 88 fax control transmission 87 fax data reception 89 fax data transmission 89 Fax double escape character replacement FDD 95 Fax DTE inactivity tim
114. ems Inc SocketModem MT5600SMI Developer s Guide 60 Chapter 5 AT Commands S Registers and Result Codes Report Commands Command DR Description Defined Values Report Commands Intermediate Result Code max codewords tx Decimal number 256 to 2048 that specifies the maximum number of codewords which should be negotiated in the transmit direction Default 2048 max codewords rx Decimal number 256 to 2048 that specifies the maximum number of codewords which should be negotiated in the receive direction Default 2048 max string tx Decimal number 32 to 255 that specifies the maximum string length to be negotiated in the transmit direction Default 32 max string rx Decimal number 32 to 255 that specifies the maximum string length to be negotiated in the receive direction Default 32 max history tx Decimal number 2048 to 4096 that specifies the maximum size of the history buffer to be negotiated in the transmit direction Default 2 4096 max history rx Decimal number 2048 to 4096 that specifies the maximum size of the history buffer to be negotiated in the receive direction Default 4096 DS44 Reports Current or Selected Values Response DS44 lt direction gt lt compression_negotiation gt lt capability gt lt max_codewords_tx gt lt max_codewords_rx gt lt max_string_tx gt lt max_string_rx gt lt max_history_tx gt lt max_history_rx gt Example DS44
115. enabled the intermediate result code is transmitted at the point after error control negotiation handshaking at which the modem has determined which data compression technique will be used if any and the direction of operation The DR intermediate result code if enabled is issued after the Error Control Report ER and before the final result code e g CONNECT Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 61 Chapter 5 AT Commands S Registers and Result Codes The format of this result code is Defined Values Example Command C Description Defined Values Result Codes type An alphanumeric code corresponding to the selected option NONE Data compression is not in use V42B V 42bis is in use in both directions V42B RD V 42 bis is in use in receive direction only V42B TD V 42 bis is in use in transmit direction only V44 V 44 is in use in both directions V44 RD V 44 is in use in receive direction only V44 TD V 44 is in use in transmit direction only ALT MNP 5 compression DR V42B Enable Disable Data Compression Enables or disables data compression negotiation The modem can only perform data compression on an error corrected link The parameter value if valid is written to S41 bits O and 1 CO Disables data compression Resets S46 bit 1 C1 Enables MNP 5 data compression negotiation Resets S46 bit 1 C2 Enables V 42 bis data compression Sets S46 bit 1 C3 Ena
116. eout parameter FIT 95 Fax fixed DTE rate parameter FPR 96 Fax flow control parameter FLO 97 fax I O processing 86 fax origination 87 Fax receive data with HDLC framing command FRH 93 Fax Receive Facsimile FRM 92 Fax Receive Silence FRS 91 fax request manufacturer identification parameter FMI 96 Fax request model identification parameter FMM 96 Fax request revision identification parameter FMR 96 Fax Transmit Data with HDLC Framing FTH 92 Fax Transmit Facsimile FTM 91 Fax transmit silence command FTS 90 FCC Regulations 124 fixed DTE rate command IPR 39 flow control command amp K 38 force full startup procedure on next connection command QCPC 74 H Handling Precautions 13 Hangup delay S10 76 identification command 31 initial cellular power level setting command M 70 Initialization strings 29 initiate modem on hold command PMHR 72 International Modem Restrictions 130 Interrupt enable register 20 Interrupt Sources and Reset Control Table 22 L Label content and format 126 last call status report command UD 65 Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 132 Index leased line operation command amp L 70 Line feed character S4 75 load flash memory command 34 local analog loopback test command amp T 33 Mechanical specifications 8 MNP extended services command K 59 modem on hold enable command PMH 71 modem on hold timer comman
117. er FLM If the user wishes to download existing firmware from the modem he should load the downloader FLM In either case the data transfer is done via an ASCII transfer The FLM contains the programming algorithm for the flash memory device being programmed and any messages that may be sent during the load process 2 If the user wishes to upload new firmware to the modem then he will then load the new modem firmware which the uploader FLM will then program into the flash memory device This transfer is done via XMODEM transfer If the user wishes to download existing firmware from the modem then he will set up the host PC for XMODEM receive and the downloader FLM will begin to send the existing firmware from the flash memory to the host PC Procedure 1 Install in the modem a flash memory programmed with the modem firmware or a blank flash memory 2 Putthe uploader FLM and downloader FLM files and the new modem firmware file e g XmULO003 s37 XmDLO03 s37 and 206s4712 S37 in an appropriate directory on the computer s hard disk 3 Configure the communications application program for a DTE rate of between 9600 bps and 115200 bps and RTS CTS flow control Check the modem for response by typing AT Initiate the download process using the AT command The Download flash code message appears upon issuing the AT command 6 Perform an ASCII transfer of the FLM file e g XmMULO03 s37 for uploading new firmware to the modem
118. er Register IIR bits and inhibits assertion of the HINT output All other system functions operate normally including the setting of the Line Status Register LSR and the Modem Status Register MSR Bits 7 4 Not used Always 0 Bit 3 Enable Modem Status Interrupt EDSSI This bit when a 1 enables assertion of the HINT output whenever the Delta CTS MSRO Delta DSR MSR1 Delta TER MSR2 or Delta DCD MSR3 bit in the Modem Status Register MSR is a 1 This bit when a 0 disables assertion of HINT due to setting of any of these four MSR bits Bit 2 Enable Receiver Line Status Interrupt ELSI This bit when a 1 enables assertion of the HINT output whenever the Overrun Error LSR1 Parity Error LSR2 Framing Error LSR3 or Break Interrupt LSR4 receiver status bit in the Line Status Register LSR changes state This bit when a 0 disables assertion of HINT due to change of the receiver LSR bits 1 4 Bit 1 Enable Transmitter Holding Register Empty Interrupt ETBEI This bit when a 1 enables assertion of the HINT output when the Transmitter Empty bit in the Line Status Register LSR5 is a 1 This bit when a 0 disables assertion of HINT due to LSR5 Bit 0 Enable Receiver Data Available Interrupt ERBFI and Character Timeout in FIFO Mode This bit when a 1 enables assertion of the HINT output when the Receiver Data Ready bit in the Line Status Register LSRO is a1 or character timeout occurs in the FIFO mode This
119. er connected to DCE Primitives Column 2 L Local Phone T Telephone Line M Internal Microphone M1 External Microphone S Internal Speaker S1 External Speaker H External Microphone and Speaker combination handset or headset Note All label options in this table may not be supported by the product see VLS command Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 108 Chapter 7 Voice Commands Table 7 6 Events Detectable in the Voice Mode per V 253 Event Number Event Description Event Reporting Qo 1001 0 N00 32 Legend This table lists events without any regard as to whether the DCE reporting of the event is Caller Id Report DID Report Distinctive Ringing RING DTMF Received Receive Buffer Overrun Facsimile Calling e g 1100 Hz Data Calling e g 1300 Hz Local Phone On Off hook Presumed Hangup SILENCE Time out Presumed End of Message QUIET Time out SIT Signal Bong Tone Loop Current Interruption Loop Current Polarity Reversal Call Waiting Beep Interrupt Distinctive Call Waiting Ringing Tone BUSY DIAL TONE Reorder Fast Busy V 21 Channel 2 7E flags Transmit Buffer Underrun Extension Phone On Off hook Facsimile or Data Answer e g 2100 Hz Data Answer e g 2225 Hz Voice Detect Stuttered Dial tone Invalid Voice Data Format Lost Data Detected Event Facsimile Answer Message Message Pattern Simple Simple Simple Simple Simple
120. es 2 robbed bits in bit positions O and 1 Digital Loss Shows if a pad was encountered and if so what was the digital loss 2000 means OdB Flex Shows V 8bis information as follows First byte Octet 13 second byte of manufacturer id 94 56K Second byte Octet 14 Licensee code 81 Conexant Third byte Octet 15 manufacturer s product capabilities Fourth byte Octet 16 56K version number Fifth byte Octet 17 Conexant pump code version number Sixth byte Octet 18 x law and controller version number Bit6 Forced Not forced A Law py Law 0 Forced A Law p Law 1 Not forced A Law p Law Bit5 Select A Law or p Law 0 Select A Law 1 Select p Law Bit 4 0 Controller version Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 46 Chapter 5 AT Commands S Registers and Result Codes Command V Description Default Defined Values Command L Description Result Codes Command Q Description Example Result Codes Single Line Connect Message Enable Enables or disables the single line connect message format as follows None WO Connect messages are controlled by the command settings X W and S95 Wh1 Connect messages are displayed in the single line format described below subject to the command settings V Verbose and Q Quiet In Non Verbose mode VO single line connect messages are disabled and a single numeric result code is generated for CONNECT DTE When
121. escription Syntax Typical Response Command FMM Description Syntax Typical Response Command FMR Description Syntax Typical Response Command FPR Response lt rate code gt range Example 0 1 2 4 8 10 18 Request Manufacturer Identification This command causes the modem to report the modem product manufacturer FMI Multi Tech OK Request Model Identification This command causes the modem to report the modem product model FMM V90 OK Request Revision Identification This command causes the modem to transmit one or more lines of information text identifying the modem version revision level or date FMR V3 001 V90 2M DLS OK Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 96 Chapter 6 Fax Class 1 and Class 1 0 Commands Command FLO Description Syntax Defined Values Flow Control This parameter allows the DTE to identify and select the type of flow control used FLO lt method gt lt method gt Decimal number corresponding to the selected option 0 XON XOFF and RTS CTS flow control turned off 1 Use XON XOFF flow control in either direction 2 Use RTS for flow control of the modem by the DTE use CTS for flow control of the DTE by the modem Reporting Current or Selected Values Command FLO Response FLO lt method gt Example FLO 0 For the default setting Reporting Supported Range of Parameter Values Result Code
122. esult Codes Code Definition 0 No previous call modem log has been cleared since any previous calls 1 No dial tone detected 2 Reorder signal detected network busy 3 Busy signal detected 4 No recognized signal detected e g no signal or nothing recognizable 5 Voice detected if this is a voice modem e g V 253 operating in voice mode e g FCLASS 8 0 7 Data Answering signal detected e g V 25 ANS V 8 ANSam 8 Data Calling signal detected e g V 25 CT V 8 Cl 9 Fax Answering signal detected e g T 30 CED DIS A Fax Calling signal detected e g T 30 CNG B V 8bis signal detected Table 5 6 Multimedia Modes Code Definition 0 Data Only 1 Fax Only 2 Voice 9 Video telephony H 324 A Other V 80 call Table 5 7 DTE DCE modes Code Definition 0 Async data 1 V 80 transparent synchronous mode 2 V 80 framed synchronous mode Table 5 8 V 34 INFO bit report Bits Source bits Definition 31 30 INFOO bit 20 0 20 29 INFOc bits 79 88 16 19 INFOc bits 26 29 or 35 38 or 44 47 or 53 56 or 62 65 or 71 74 Pre emphasis field selected by the symbol rate chosen 12 15 INFOa bits 26 29 10 11 MP bit 50 0 0 9 INFOa bits 40 49 Table 5 9 gstnModulationSchemeActive from 3 7 2 V 58 Value Description 0 V 17 G3 Fax call V 21 V 22 V 22bis V 23 Constant Carrier 1200 75 V 27ter G3 Fax call V 29 HD G3 Fax call V 32 V 32bis V 34 V 90 and V 92 81 56K 84 Bell 212A 85 Bell 103 Mmowrowmshnn
123. esult code 13 if the caller is a data modem or issues FAX result code 15 if the caller is a fax modem After a data not fax connection is achieved indicated by the DATA result code the DTE must issue an ATO command to cause the modem to go on line Command FTS Transmit Silence Description This command causes the modem to terminate a transmission and wait for time 10 ms intervals before responding with the OK result code Defined Values time Decimal number from 0 default to 255 that specifies the length of time in 10 ms intervals to delay before responding with the OK result code after terminating the session Result Codes OK Reported when transmission has been terminated for the specified amount of time ERROR value is invalid or this command is issued while the modem is on hook Reporting Supported Range of Parameter Values Command FTS Response FTS time range Example FTS 0 255 Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 90 Chapter 6 Fax Class 1 and Class 1 0 Commands Command Description Defined Values Result Codes FRS Receive Silence This command causes the modem to listen and report an OK result code when silence has been detected on the line for the specified period of time This command will terminate when the required period of silence is detected or when the DTE sends the modem another character other than XON or XOFF which is discar
124. etes all DLE chr character pairs before transmitting the data to the remote Each lt DLE gt lt DLE gt sequence is transmitted as a single DLE DLE ETX is considered as the end of stream marker and is not transmitted All data received from the DTE after the DLE ETX is ignored by the modem until the modem generates either the CONNECT OK or ERROR result code If no more data is in the transmit buffer and the last transmitted character was not an ASCII NULL the modem generates the OK result code and returns to the command mode If the last character transmitted was an ASCII NULL the modem generates the CONNECT message to the DTE and waits for further data from the DTE while transmitting NULLs to the remote If more data is received before five seconds elapse the modem continues to transmit the data as described in the previous paragraph If five seconds elapse and no data is received from the DTE the modem drops carrier goes on hook and generates the ERROR result code Fax Data Reception Fax data reception is initiated using the AT FRM lt mod gt command After this command is issued the modem looks for carrier in the modulation scheme specified by the parameter n If no carrier is detected before the period of time specified by register S7 expires the modem generates the NO CARRIER message and returns to command mode If a V 21 carrier is detected when a high speed carrier is expected the modem generates the F C
125. evel specified in the FCRO FCR1 Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 25 Chapter 4 SocketModem Parallel Interface A Programmer s Description MSR Modem Status Register Addr 6 The Modem Status Register MSR reports current state and change information of the modem Bits 4 7 supply current state and bits 0 3 supply change information The change bits are set to a 1 whenever a control input form the modem changes state from the last MSR read by the host Bits 0 3 are reset to 0 when the host reads the MSR or upon reset Whenever bits 0 1 2 or 3 are set to a 1 a Modem Status Interrupt IIRO IIR3 0 is generated Bit 7 Data Carrier Detect DCD This bit indicates the logic state of the DCH RLSD output If Loopback is selected MCR4 1 this bit reflects the state of the Out2 bit in the MCR MCR3 Bit 6 Ring Indicator RI This bit indicates the logic state of the RI output If Loopback is selected MCR4 1 this bit reflects the state of the Out1 bit in the MCR MCR2 Bit 5 Data Set Ready DSR This bit indicates the logic state of the DSR output If Loopback is selected MCR4 1 this bit reflects the state of the DTR in the MCR MCRO Bit 4 Clear to Send CTS This bit indicates the logic state of the CTS output If Loopback is selected MCR4 1 this bit reflects the state of the RTS bit in the MCR MCR1 Bit 3 Delta Data Carrier Detect DDCD This bit is set to a
126. f valid is written to S21 bit 2 None amp RO In sync mode CTS tracks the state of RTS the RTS to CTS delay is defined by S26 In async mode CTS is normally ON and will turn OFF only if required by flow control amp R1 In sync mode CTS is always ON RTS transitions are ignored Tracks the state of RTS In async mode CTS is normally ON and will turn OFF only if required by flow control OK Otherwise ERROR DSR Override Selects how the modem will control DSR The parameter value if valid is written to S21 bit 6 0 amp SO DSR will remain ON at all times amp S1 DSR will become active after answer tone has been detected and inactive after the carrier has been lost OK Otherwise ERROR Fixed DTE Rate This numeric extended format parameter specifies the data rate at which the modem will accept commands during online operation It may be used to select operation at rates at which the modem is not capable of automatically detecting the data rate being used by the DTE Specifying a value of 0 disables the function and allows operation only at rates automatically detectable by the modem The specified rate takes effect following the issuance of any result code s associated with the current command line The rate specified does not apply in Online Data State if Normal Mode Direct Mode of operation is selected None rate Specifies the DTE modem interface operation rate in bits s The available rates are 0 300 120
127. g format US AAAEQ TXxxx Where e USisa fixed field that indicates the equipment meets all requirements of 47 CFR Part 68 including the requirements published by ACTA e AAA is the responsible party s Grantee Code obtained previously from the FCC s Common Carrier Bureau or currently from ACTA e EQ is an Equipment Code indicating to the Service Provider any special signal handling or billing requirements The Equipment codes are listed in Annex A normative e is the Ringer Equivalence Number without a decimal point e g REN of 1 0 10 REN of 0 3 03 In the case of a Z ringer ZZ shall appear In the case of approved equipment without a network interface and equipment not connecting to circuits with analog ringing supplied then NA shall appear e Tis the ringer type letter associated with the Ringer Equivalence Number in accordance with the technical requirements In the case of approved equipment without a network interface and equipment not connecting to circuits with analog ringing supplied the letter N shall appear e XXXX is a product identifier unique when combined with the responsible party s Grantee Code of at least one and up to nine alphanumeric characters including one or more dashes if desired A dash shall not appear as the first or last character nor shall the identifier consist entirely of dashes The responsible party shall define this identifier Label Physical Characteristics The informa
128. gister FCRO 1 both FIFOs are operative Furthermore when FIFO mode is selected DMA operation of the FIFO can also be selected FCR3 1 FIFO Mode Not Selected When FIFO mode is not selected operation is restricted to a 16450 interface operation Receive Data Received Data is read by the host from the Receiver Buffer RX Buffer The RX Buffer corresponds to the Receiver Buffer Register in a 16550A device In FIFO mode the RX FIFO operates transparently behind the RX Buffer Interface operation is described with reference to the RX Buffer in FIFO and non FIFO modes Transmit Data Transmit Data is loaded by the host into the Transmit Buffer TX Buffer The TX Buffer corresponds to the Transmit Holding Register in a 16550A device In FIFO mode the TX FIFO operates transparently behind the TX Buffer Interface operation is described with reference to the TX Buffer in both FIFO and non FIFO modes Note The parallel interface registers and the corresponding bit assignments are shown in Table 4 1 Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 18 Chapter 4 SocketModem Parallel Interface A Programmer s Description Table 4 1 Parallel Interface Registers Register Register BIT No No Name 7 6 5 4 3 2 1 0 7 Scratch Register SCR Scratch Register 6 Modem Status Register Data Ring Data Set Clearto Delta Data Trailing Delta Data Delta Clear MSR Carrier Indicator Ready Sen
129. gisters and Result Codes Compatibility Commands Command amp L Description Defined Values Result Codes Command M Description Defined Values Result Codes Command M Description Defined Values Result Codes Command E Description Defined Values Result Codes Leased Line Operation Requests leased line or dial up operation This command is provided for compatibility only no mode change is performed dial up operation continues The OK response is returned for a valid parameter but no other action is performed The parameter value if valid is written to S27 bit 2 amp LO Requests dial up operation Dial up operation continues OK ERROR Enable Cellular Power Level Adjustment This command is included for compatibility only and has no effect other than returning a result code Initial Cellular Power Level Setting This command is included for compatibility only and has no effect other than returning a result code Compromise Equalizer Enable Command This command is included for compatibility only and has no effect other than returning a result code Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 70 Chapter 5 AT Commands S Registers and Result Codes FastConnect Commands Command F Description Defined Values FastConnect Control Allows configuring of the client modem to connect to a central site modem that supports non standard V 22 and V 22
130. gn provide adequate ground plane covering the entire board In 4 layer designs power and ground are typically on the inner layers All power and ground traces should be 0 05 inches wide Tip and Ring signal traces are to be no closer than 0 062 inches to any other traces for U S applications Tip and Ring signal traces are to be no closer than 0 078 inches 2 0 mm from any other traces or ground circuits for European applications 2 0 mm spacing must be used if the host board is to support both U S and European SocketModem applications If the SocketModem is mounted flush with the host PCB the host PCB should be clear of all traces directly underneath the SocketModem oscillator section under the chip It is strongly recommended that the SocketModem be mounted at least 0 130 inch above the host PCB The recommended hole size for the SocketModem pins is 0 036 in 0 003 in in diameter Spacers can be used to hold the SocketModem vertically in place during the wave solder process A spacer should be placed on pin 32 and pin 64 of the SocketModem A suggested part number for the spacer is BIVAR 938 0 130 for P1 0 310in option SocketModems The spacers can be left on permanently and will not effect operation Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 121 Appendix B Product Approvals Regulatory Design Considerations and Regulatory Compliance Electromagnetic Interference EMI Considerations The following
131. gt range Example PMHT 0 1 2 3 4 5 6 7 8 9 10 11 12 13 Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 72 Chapter 5 AT Commands S Registers and Result Codes Command PIG Description Defined Values Result Codes Report Commands Command PMHF Description Result Code Command PQC Description Defined Values Result Codes Report Commands PCM Upstream Ignore Controls the selection of PCM upstream in the modem The actual state of PCM upstream is determined by the state of this command as well as the state of a negotiated handshake with a V 92 compliant server in V 92 Mode PIGO Enable PCM upstream negotiation PIG1 Disable PCM upstream negotiation Default OK 0 or 1 in V 92 Mode MS V 92 ERROR PIG Reports Selected Value s Response PIG value Example PIG 1 For the default setting PIG Reports Supported Range of Parameter Values Response PIG lt value gt range Example PCW 0 1 V 92 Modem on Hold Hook Flash Causes the modem to initiate the flash hook sequence when in the modem on hold procedure This enables switching to the second call incoming or outgoing This command applies only to V 92 modem on hold There are no parameters associated with this command OK When the modem completes the flash hook sequence ERROR If this command is initiated and the modem is not on hold V 92 Phase 1 and Phase 2 Control Controls the glo
132. h MSB Divisor Latch MSB DLAB 1 Register DLM 0 Divisor Latch LSB Divisor Latch LSB DLAB 1 Register DLL Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 19 Chapter 4 SocketModem Parallel Interface A Programmer s Description Register Signal Definitions IER Interrupt Enable Register Addr 1 DLAB 0 The IER enables five types of interrupts that can separately assert the HINT output signal Table 4 2 A selected interrupt can be enabled by setting the corresponding enable bit to a 1 or disabled by setting the corresponding enable bit to a 0 Disabling an interrupt in the IER prohibits setting the corresponding indication in the IIR and assertion of HINT Disabling all interrupts resetting IERO IER3 to a 0 inhibits setting of any Interrupt Identifier Register IIR bits and inhibits assertion of the HINT output All other system functions operate normally including the setting of the Line Status Register LSR and the Modem Status Register MSR The IER enables five types of interrupts that can separately assert the HINT output signal A selected interrupt can be enabled by setting the corresponding enable bit to a 1 or disabled by setting the corresponding enable bit to a 0 Disabling an interrupt in the IER prohibits setting the corresponding indication in the IIR and assertion of HINT Disabling all interrupts resetting IERO IER3 to a O inhibits setting of any Interrupt Identifi
133. hanical Specifications Serial Pin Configurations The serial interface use an 16 pin interface to provide an on board DAA with tip and ring connections audio circuit for call progress monitoring and serial interface via logic level signals Tip1 O 1 64 SPKR D Ring 2 0 163 AGND Audio 61 VCC RESET 24 O 41 DGND O 40 DTR DGND 26 1 39 DCD 38 CTS 37 DSR Seri i Serial DCDIND 29 1 36 RI DLED RXIND 30 O 35 TXD DTRIND 31 O 34 RXD TXIND 32 1 33 RTS Figure 2 2 Serial SocketModems Pins Available with or without LED Pins Pin Descriptions for Serial SocketModem Devices Pin Signal yo Name Type Description 1 Tip y o Tip Signal from Telco Tip connection to the phone line RJ11 Pin 3 SocketModem is Tip Ring is polarity insensitive 2 Ring y o Ring Signal from Telco Ring connection to the phone line RJ11 Pin 4 SocketModem is Tip Ring is polarity insensitive 24 RESET l Modem Reset with weak pull up The active low RESET input resets the SocketModem logic and returns the AT command set to the original factory default values or to stored values in NVRAM RESET is tied to VCC through a 400ms time constant circuit for Power on Reset functionality The modem is ready to accept commands within 6 5 seconds of power on or reset Reset must be asserted for a minimum of 300 ns 26 DGND Ground 29 DCDIND DCD LED Output from 74ACO5 with 15
134. he MS command ERROR PMH Reports Current or Selected Value Response PMH lt current value gt Example PMH 0 For the default setting PMH Reports Supported Range of Parameter Values Response PMH value range Example PMH 0 1 Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 71 Chapter 5 AT Commands S Registers and Result Codes Command PMHR Description Response Result Codes Command PMHT Description Defined Values Result Codes Report Commands Initiate Modem on Hold Requests the modem to initiate or to confirm a modem on hold procedure The modem will return ERROR if modem on hold is not enabled or if the modem is in an idle condition The modem will return the string response PMHR value where value is a decimal value corresponding to the status of the modem s hold exchange procedure as defined below This response may be delayed depending upon the context under which the PMHR command is made i e if the PMHR is in response to an Note If modem on hold is enabled but the remote server does not support V 92 then the modem will always report 0 to show that the hold request is denied PMHR lt value gt The value corresponds to the maximum hold time the server or hold granting modem will allow PMHRO V 92 MOH request denied or not available PMHR1 MOH with 10 second timeout Granted PMHR2 MOH with 20 second timeout Granted PMHR3
135. he next dial string parameter 3 Sets the length of time in seconds that the modem will wait for dial tone when encountering a W dial modifier before continuing with the next dial string parameter US model The default is country dependent S8 seconds 2 255 2 Pause Time for Dial Delay Sets the time in seconds that the modem must pause when the dial modifier is encountered in the dial string Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 75 Chapter 5 AT Commands S Registers and Result Codes Register Unit S9 0 1s 10 0 1s 11 0 001 s 12 0 02 s 14 S16 S19 and S20 Range 1 255 1 255 50 255 0 255 Default 6 14 95 50 138 8Ah Description Carrier Detect Response Time Supported for backward compatibility only No value can be written Responds with default value Lost Carrier to Hang Up Delay Sets the length of time in tenths of a second that the modem waits before hanging up after a loss of carrier This allows for a temporary carrier loss without causing the local modem to disconnect When register S10 is set to 255 the modem functions as if a carrier is always present The actual interval the modem waits before disconnecting is the value in register S10 minus the value in register S9 Therefore the S10 value must be greater than the S9 value or else the modem disconnects before it recognizes the carrier Note For Call Waiting detecti
136. his numeric extended format parameter specifies the data rate at which the modem will accept commands during on line operation It may be used to select operation at rates at which the modem is not capable of automatically detecting the data rate being used by the DTE Specifying a value of 0 disables the function and allows operation only at rates automatically detectable by the modem The specified rate takes effect following the issuance of any result code s associated with the current command line The rate specified does not apply in Online Data State if Normal Mode Direct Mode of operation is selected FPR lt rate code rate code Specifies the DTE modem interface operation rate in bits s with a rate code The available rate codes are 0 Automatic detection default 1 2400 bits s executes IPR 2400 2 4800 bits s executes IPR 4800 4 9600 bits s executes IPR 9600 8 19200 bits s executes IPR 19200 10 38400 bits s executes IPR 38400 18 57400 bits s executes IPR 57400 If unspecified or set to 0 automatic detection is selected and the character format is also forced to autodetect ICF 0 If the rate specified is not supported by the modem an ERROR result code will be returned Reporting Current or Selected Values Command FPR Response lt rate code gt Example 1 0 For automatic rate detection Example 2 18 For 57600 bits s Reporting Supported Range of Parameter Values Command FMI D
137. i a PEOR TEE EY Rr ENEE ue Hemi Vus Y cS Eure eens 18 Br uj Y 18 Register Signal DOO OEM scs etai ip ete Ee aici seep HORAE ECOUTER RU KE CE ra E EL 20 IER Interrupt Enable Register Addr 1 DLAB QJ ecce etr ener pcne 20 FCR FIFO Control Register Addr 2 Write Onbp sep rrr pat ert rap cce ao ge 21 HA Interrupt identifier Register Addr 2 eerie d reU acim eb FER YE HE EE XPR LEE ER es 22 LOR Line Control Register Addr gc T 23 MCR Modem Control Register Ador A iae cease recette o ea t ER IHR EIER rep arE aaar aa 24 LER Line Status Register Addr o C 25 MSR Modem Statue Register Addr e B iiu ee uates tue decanter ascadeensciaate banaaerencecasvelazantedacooess 26 RBX RX Buffer Receiver Buffer Register Addr 0 DLAB 0 ssssseseseeeeeee 26 THR TX Buffer Transmitter Holding Register Addr 0 DLAB 0 sseeseeeeeee 26 SOCR Crater Register AO S Lucani copes GGEEPUREE PER RR E Eaa 27 Recalusr FIFO Nntemupt Cie rat eu saccus pris pureds HipEPEXYUEE E tease anni eta amas ines 28 ac dB cucPas dre cB qijsT t m 28 Receiver Character Timeout Inlermpte susc spoaa eee bb x EHI eeni akee AEE aankan 28 Transmiter FIFO Internat Operation ER 28 bcc der sra 1 ji s dc HMM 28 Chapter 5 AT Commands S Registers and Result Codes eese 29 y
138. ied by S8 before dialing the digits following Return to command state Added to the end of a dial string this causes the modem to return to the command state after it processes the portion of the dial string preceding the This allows the user to issue additional AT commands while remaining off hook The additional AT commands may be placed in the original command line following the and or may be entered on subsequent command lines The modem will enter call progress only after an additional dial command is issued without the terminator Use H to abort the dial in progress and go back on hook Toggles calling tone enable disable applicable to current dial attempt only Ignored may be used to format the dial string Ignored may be used to format the dial string space lgnored may be used to format the dial string i Invalid character will be ignored gt If enabled by country specific parameter the modem will generate a grounding pulse on the EARTH relay output Set Tone Dial Default Forces DTMF dialing until the next P dial modifier or P command is received The modem will set an S Parameter bit to indicate that all subsequent dialing should be conducted in tone mode The DP command will override this command Clears S14 bit 5 This command may not be permitted in some countries See P OK Set Pulse Dial Default Forces pulse dialing until the next T dial modifier or T command is received
139. igination before the modem can assume that the remote station has gone off hook VRA lt interval gt lt interval gt Decimal number 0 255 specifying the silence interval time in units of 0 10 second between the end of one ring interval and the start of the next ring interval A value of 0 forces the modem to report the OK result code immediately after the first Ringback The range is 0 1 to 25 5 seconds for lt interval gt 1 to 255 Reporting Current or Selected Values Command VRA Response lt interval gt Example 50 5 seconds For the default setting Reporting Supported Range of Parameter Values Result Codes Command VRN Description Syntax Defined Values Command VRA Response lt interval gt range Example 0 255 255 25 5 sec OK lt interval gt 0 255 ERROR Otherwise or if not in Voice Mode Ringback Never Appeared Timer This command sets the length of time the modem will wait between ringbacks during call origination before the modem can assume that the remote station has gone off hook VRN lt interval gt lt interval gt Decimal number specifying the time period in units of 1 0 second that the modem will wait for Ringback during call origination A value of 0 forces the modem to report the OK result code immediately after dialing The range is 1 to 25 seconds for lt interval gt 1 to 25 Reporting Current or Selected Values Command VRN Response lt interval gt E
140. ip M E 29 Data CAN WS P E 30 reverie Modem Control COImiViBhe aee t encarar ite pt Ec D ctw thes pea sutdaateptdadebesesdegde picaabe akadapicpieeans 30 DTE NModem Interlace Command S uico e tM nibo eie UNES pIVu I Ree EuE qb Pd ab Lean b PIT QI PM vinee h R UR Aiaia 36 Dal Control COO IDEE IE eir T ner tert wer se NERA IE RUEPM Ub biu pe rere ry rer eer se irrrer rere ear ecre rrreere nt ecerr 41 Modulation Contiel Command E aii bs rigat laxe RT neta UN VPE BM n gold esa QI DEM BEES EM cas SUMI RE RM IMP RAIT AERE EM daeR 51 Error Comro Com a PIC enc eet ba QUE rid Bee d aevo s SA Ed A LUI dU OE M La LP un et dun 55 Data Compression Command cmt PT 60 Aa APS GOMMA aE TIU EET 63 Riec NTRS eM T E Pm 65 Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 3 Table of Contents Copa UIE Conima E ia dried ERE conse HERE TEX ERE Pak ba eL pago Papa acd e b Ret UELUT cage R E 70 Past CTS DO eile ead esposte EORR For Rb URGE E EMO Fd x FEE REDONDA AREE eR ADQUERE IR 71 Me AP an Aa f C 71 PPS GS C 75 PPPS IE CO mr 83 Chapter 6 Fax Class 1 and Class 1 0 Commands eeeeeeeeeesseee eene ener annnm snnt nnana 86 Poux D PEOORSSITI ou aru aT aa ca ESSE dte PE docte aat vas vade LR Sacr a cia 86 DIE io Mogem
141. its in a separate area to minimize capacitive coupling to other circuits Locate cables and connectors so as to avoid coupling from high frequency circuits Lay out the highest frequency signal traces next to the ground grid 10 Ifa multilayer board design is used make no cuts in the ground or power planes and be sure the ground plane covers all traces 11 Minimize the number of through hole connections on traces carrying high frequency signals 12 Avoid right angle turns on high frequency traces Forty five degree corners are good however radius turns are better 13 On 2 layer boards with no ground grid provide a shadow ground trace on the opposite side of the board to traces carrying high frequency signals This will be effective as a high frequency ground return if it is three times the width of the signal traces 14 Distribute high frequency signals continuously on a single trace rather than several traces radiating from one point Safety All creepages and clearances for the MT5600SMI have been designed to meet requirements of safety standards EN60950 The requirements are based on a working voltage of 250V When the recommended DAA circuit interface is implemented in a third party design all creepage and clearance requirements must be strictly adhered to The third party safety design must be evaluated by the appropriate national agency per the required specification User accessible areas Based on where the third party design
142. itter interrupt after setting FCRO will be immediate Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 28 Chapter 5 AT Commands S Registers and Result Codes Chapter 5 AT Commands S Registers and Result Codes Introduction The AT commands are used to control the operation of your modem They are called AT commands because the characters AT must precede each command to get the ATtention of the modem AT commands can be issued only when the modem is in command mode or online command mode The modem is in command mode whenever it is not connected to another modem The modem is in data mode whenever it is connected to another modem and ready to exchange data Online command mode is a temporary state in which you can issue commands to the modem while connected to another modem To put the modem into online command mode from data mode you must issue an escape sequence followed immediately by the AT characters and the command e g to hang up the modem To return to data mode from online command mode you must issue the command ATO To send AT commands to the modem you must use a communications program such as the HyperTerminal applet in Windows 98 95 and NT 4 0 or some other available terminal program You can issue commands to the modem either directly by typing them in the terminal window of the communications program or indirectly by configuring the operating system or communications program t
143. l analog loopback 0 Disabled Default 1 Enabled amp T1 Bits 1 7 Not used Reserved Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 76 Chapter 5 AT Commands S Registers and Result Codes Register S21 22 23 24 25 S26 Unit seconds 0 01s 0 01 s Range 0 255 0 255 0 255 Default 52 34h 117 75h Description V 24 General Bit Mapped Options Status Indicates the status of command options Bits 0 1 Reserved 0 Bit 2 CTS behavior amp Rn 0 CTS tracks RTS amp R0 1 CTS always on amp R1 Default Bits 3 4 DTR behavior amp Dn amp DO selected amp D1 selected amp D2 selected Default amp D3 selected RLSD DCD behavior amp Cn amp CO selected amp C1 selected Default DSR behavior amp Sn amp SO0 selected Default amp S1 selected Long space disconnect Yn YO Default Y1 Speaker Results Bit Mapped Options Status Indicates the status of command options Default 117 75h 011101015 Bits 0 1 Speaker volume Ln Off LO Low L1 Default Medium L2 High L3 Speaker control Mn Disabled MO Off on carrier M1 Default Always on M2 On during handshake M3 Limit result codes Xn X0 X1 x2 X3 7 X4 Default Bit7 Reserved Bit Bit Bit o002o00010n5 O0 Bits 2 Bits 4 ONROMWNHNADCPWN AO0 General Bit Mapped Options Status Indicates the status of command options Bit
144. lations for Canada 127 transmit break to remote command B 58 Transmitter FIFO Interrupt Operation 28 U use short sequence command PSS 74 V V 44 data compression select command DS44 60 V 8 and V 8bis operation control command A8E 63 V 92 modem on hold hook flash command PMHF 73 Voice commands FCLASS 8 103 VDR 112 VDT 113 VGR 105 VGT 106 VIP 104 VIT 106 VLS 107 VNH 103 VPR 113 VRA 110 VRN 110 VRX 104 VSD 110 VSM 111 VTD 112 VTS 104 VTX 105 Voice commands summary table 100 Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 134
145. le FAR 0 1 Carrier Loss Timeout This parameter allows the DTE to select the modem s loss of carrier delay between initial loss of carrier and qualified loss of carrier when the modem will give up and exit a receive mode Intermediate less than FCL timeout loss of carrier should be indicated by insertion of the SQ BAD signal quality indicator in the received data stream In unframed receive modes if the modem detects RTC as described in Recommendation T 30 prior to initial loss of the high speed carrier or if the modem detects V 21 carrier after initial loss of high speed carrier then the modem immediately accepts the loss of carrier as qualified without waiting for the FCL timer to expire In HDLC receive modes if the modem detects HDLC abort prior to initial loss of the high speed carrier or if the modem detects V 21 carrier after initial loss of high speed carrier then the modem immediately accepts the loss of carrier as qualified without waiting for the FCL timer to expire value Decimal number representing the loss of carrier delay time in units of 100 ms The range is 0 255 Reporting Current or Selected Values Command FCL Response FCL time Example FCS 0 For the default setting Reporting Supported Range of Parameter Values Command FCL Response FCL time range Example FCL 0 255 Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 94 Chapter 6 Fax Class 1 and
146. level VGT lt level gt lt level gt Decimal number corresponding to the volume level Reporting Current or Selected Values Command VGT Response lt level gt Example 128 For the default setting Reporting Supported Range of Parameter Values Result Codes Command VIT Description Syntax Defined Values Command VGT Response lt level gt range Example 0 255 OK lt level gt 0 255 ERROR Otherwise or if not in Voice Mode Voice Inactivity Timer DTE Modem This command sets the modem s initial value for the DTE modem inactivity timer VIT lt timer gt lt timer gt Decimal number corresponding to the time in units of 1 0 second A value of 0 disables the timer Reporting Current or Selected Values Command VIT Response lt timer gt Example 0 For the default setting Reporting Supported Range of Parameter Values Result Codes Command VIT Response lt timer gt range Example 0 255 OK lt timer gt 0 255 ERROR Otherwise or if not in Voice Mode Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 106 Chapter 7 Voice Commands Command VLS Description Syntax Defined Values Analog Source Destination Selection This command causes the modem to select one or more source destinations of the analog data VLS lt label gt lt label gt Decimal number corresponding to the selected analog source destination hardware config
147. limits are designed to provide reasonable protection against harmful interference in a residential installation This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instructions may cause harmful interference to radio communications However there is no guarantee that interference will not occur in a particular installation If this equipment does cause harmful interference to radio or television reception which can be determined by turning the equipment off and on the user is encouraged to try to correct the interference by one or more of the following measures e Reorient or relocate the receiving antenna e Increase the separation between the equipment and receiver e Plug the equipment into an outlet on a circuit different from that to which the receiver is connected e Consult the dealer or an experienced radio TV technician for help This device complies with Part 15 of the FCC rules Operation of this device is subject to the following conditions 1 This device may not cause harmful interference and 2 this device must accept any interference that may cause undesired operation WARNING Changes or modifications to this unit not expressly approved by the party responsible for compliance could void the user s authority to operate the equipment Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 124 Appendix B Product Approvals Regulatory
148. ling In this case the modem will go on hook and return to command mode after displaying the NO CARRIER message If the modem has finished dialing it proceeds as if the FRH 3 command has been issued Refer to the FRH command to determine how the modem behaves following this stage Dial Modifiers The valid dial string parameters are described below Punctuation characters may be used for clarity with parentheses hyphen and spaces being ignored Character string string corresponding to the selected option s 0 9 DTMF digits O to 9 m The star digit tone dialing only The gate digit tone dialing only A D DTMF digits A B C and D Some countries may prohibit sending of these digits during dialing L Re dial last number the modem will re dial the last valid telephone number The L must be immediately after the D with all the following characters ignored P Select pulse dialing Pulse Dialing is used in the dialed numbers that follow until a T command is encountered Affects current and subsequent dialing Some countries prevent changing dialing modes after the first digit is dialed T Select tone dialing Tone Dialing is used in the dialed numbers that follow until a P is encountered Affects current and subsequent dialing Some countries prevent changing dialing modes after the first digit is dialed R This command will be accepted but not acted on S n Dial the number stored in the directory n 0 to 3
149. list freq1 freq2 dur which can be used to send single or dual tones The first element is the first frequency freq1 with range 0 or 200 3000 Hz The second element is the second frequency freq2 with range 0 or 200 3000 Hz The third element is the duration dur in 0 01 second intervals with range 0 255 ASCII units of 10 ms A list may contain null elements For example 3000 means that the DCE generates a single tone at 3000 Hz for the default duration 3000 3300 means that the DCE generates a dual tone at 3000 and 3300 Hz for the default duration and 3300 means that the DCE generates a single tone at 3300 Hz for the default duration The quantity in the curly braces consists of a 2 element list X dur which can be used to send DTMF tones or hookflash The first element is the DTMF tone or hookflash character X and the second element is the duration dur in 0 01 seconds The characters are of the same set given above A list may contain null elements For example 2 means DTMF tone 2 for the default duration and means silence for the default duration The modem will stop the tone generation at the point in the string where the modem detects a parsing error encounters an invalid frequency range encounters a CR or encounters a semi colon Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 104 Chapter 7 Voice Commands Reporting Supported Range of Parameter Values Result Codes
150. lt DLE gt codes indicate a single DLE in the data stream SUB 1 10 lt DLE gt lt DLE gt in the data stream lt ETX gt 0 3 End Data State X 5 8 Packet Header for the Complex Event Detection Report 2 14 Packet Terminator for the Complex Event Detection Report 2 15 Start of DTMF tone shielding a 7 15 DTMF transitions to off R 5 2 Ring 1 3 1 DTMF 1 2 3 2 DTMF 2 3 3 3 DTMF 3 4 3 4 DTMF 4 5 3 5 DTMF 5 6 3 6 DTMF 6 7 3 7 DTMF 7 8 3 8 DTMF 8 9 3 9 DTMF 9 0 3 0 DTMF 0 A 4 1 Extended Keypad DTMF A B 4 2 Extended Keypad DTMF B C 4 3 Extended Keypad DTMF C D 4 4 Extended Keypad DTMF D i 2 10 Extended Keypad DTMF E 2 3 Extended Keypad DTMF F o 6 15 Receive Buffer Overrun C 6 3 Facsimile Calling e 6 5 Data Calling h 6 8 Line Current Break local phone goes on hook H 4 8 Line Current Detected local phone goes off hook S 7 3 Presumed Hangup SILENCE Time out q 7 1 Presumed End of Message QUIET Time out J 4 10 SIT Signal 6 12 Loop Current Interruption r 7 2 Ringing Tone b 6 2 BUSY d 6 4 DIAL TONE u 7 5 Transmit Buffer Underrun p 7 0 Line voltage increase P 5 0 Line voltage decrease extension pickup a 6 1 Facsimile or Data Answer f 6 6 Data Answer Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 101 Chapter 7 Voice Commands DLE Shielded Codes Sent to the Modem DCE Table 7 3 lists the support
151. lti Tech sales representative to get an updated list Telecom Certifications as of August 3 2003 Country Country Argentina Korea Australia Liechtenstein Austria Luxembourg Belgium Malaysia Brazil Mexico Canada Netherlands Chile New Zealand China Norway Cyprus Philippines Czech Republic Poland Denmark Portugal Finland Russia France Singapore Germany Slovak Republic Greece South Africa Hong Kong Spain Hungary Sweden Iceland Switzerland India Taiwan Indonesia Turkey Ireland United Kingdom Israel United States Italy Japan Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 118 Appendix B Product Approvals Regulatory Design Considerations and Regulatory Compliance Regulatory Design Considerations This section discusses hardware considerations safety and Telecom labeling requirements Hardware Considerations Disclaimer Multi Tech Systems makes no warranty claims for vendor product recommendations listed below Other vendor products may or may not operate satisfactorily Multi Tech System s recommended vendor products only indicate that the product has been tested in controlled conditions and were found to perform satisfactorily C2 qp 2200 ccnp 5KV Standard surge protection with RJ 11 filtering RING R1 YCB 1206 6X4 Modjack HE aEGND SKY C1 TIP FB2 Enhanced surge protection with RJ 11 filtering YCB 1206 RING R1 FB1
152. ly if a starting flag is detected and there is room in the receive buffer If a starting flag is detected and there is no room in the buffer the modem discards all data in that frame If the modem receives any character from the DTE after the FRH command except flow control characters if software flow control is in effect or if the modem detects a high to low transition of the DTR signal while amp D1 is in effect it sends lt DLE gt lt ETX gt to the DTE generates OK result code and returns to command mode The receive buffer is cleared and all data received from the remote is discarded If the modem detects a DTR drop while amp D2 is in effect it goes on hook sends lt DLE gt lt ETX gt to the DTE Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 88 Chapter 6 Fax Class 1 and Class 1 0 Commands generates OK result code and returns to command mode If the modem detects a DTR drop while amp D3 is in effect the modem performs a warm reset Fax Data Transmission Fax data transmission is initiated by the AT FTM lt mod gt command After this command is issued the modem generates the CONNECT message and transmits carrier in the modulation scheme specified by the parameter n The modem then transmits constant 1 bits for a minimum of one second and continues to transmit constant 1 bits until it receives a character from the DTE When data is received from the DTE the modem deletes start and stop bits and del
153. m are known and negotiation is unnecessary this process can be bypassed if so desired Range 0 7 or 128 If an invalid number is entered it is accepted into the S Parameter but S48 will act as if 128 has been entered 48 0 Disable negotiation bypass the detection and negotiation phases and proceed with LAPM 48 7 Enable negotiation Default 48 128 Disable negotiation bypass the detection and negotiation phases and proceed at once with the fallback action specified in S36 Can be used to force MNP Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 80 Chapter 5 AT Commands S Registers and Result Codes Register S86 91 S95 Unit Range 0 26 Default 21 10 Description Call Failure Indication When the modem issues a NO CARRIER result code a value is written to S86 Register to help determine the reason for the failed connection S86 records the first event that contributes to a NO CARRIER message The code definitions are S86 0 Normal hangup no error occurred S86 1 Reserved S86 2 Reserved S86 3 Call Waiting caused disconnect S86 4 Physical carrier loss S86 5 No error correction at the other end S86 6 No response to feature negotiation S86 7 This modem is async only the other modem is sync only S86 8 No framing technique in common S86 9 No protocol in common 86 10 Bad response to feature negotiation 86 11 No sync information from the remote modem
154. mand FRM Receive Facsimile Description This command causes the modem to enter the receiver mode using the modulation defined below Defined Values mod Decimal number corresponding to the selected modulation mode and data rates shown in Table 6 2 Reporting Current or Selected Values Command FRM Response FRM mod Example FRM 98 For V 17 9600 bps Reporting Supported Range of Parameter Values Command FRM Response FRM lt mod gt range Example FRM 3 24 48 72 73 74 96 97 98 121 122 145 146 Result Codes CONNECT Reported when the selected carrier is detected FCERROR Reported if another carrier is detected and FAR 0 the modem then returns to the command state NO CARRIER Reported if loss of carrier is detected OK Reported if the DTE sends any character to the modem other than XON or XOFF while operating in configured flow control from the DTE the modem then returns to the command state Command FTH Transmit Data with HDLC Framing Description This command causes the modem to transmit data using HDLC protocol and the modulation defined below Defined Values mod Decimal number corresponding to the selected modulation mode and data rates shown in Table 6 2 Result Codes CONNECT Reported for either of two conditions 1 At the beginning of transmission of the training pattern for the selected modulation 2 If the Final Frame bit is O OK Reported for either of two conditions 1 If the Final Frame Bi
155. modem is connected Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 32 Chapter 5 AT Commands S Registers and Result Codes Command amp T Description Default Defined Values Command amp yY Description Default Defined Values Result Codes Command amp W Description Default Defined Values Result Codes Command amp Zn x Description Default Defined Values Result Codes Command 7 Description Example Result Codes Report Command Local Analog Loopback Test The modem will perform the local analog loopback test if amp T1 is selected The test can be run only when in an asynchronous operation in non error correction mode normal e g AT amp Q6 To terminate the test in progress the escape sequence must be entered first None amp TO Terminates test in progress Clears S16 amp T1 Initiates local analog loopback V 54 Loop 3 Sets S16 bit O If a connection exists when this command is issued the modem hangs up The CONNECT XXXX message is displayed upon the start of the test Designate a Default Reset Profile Selects which user profile will be used after a hard reset None amp YO The modem will use profile O amp Y1 The modem will use profile 1 OK ERROR if value gt is1 or if NVRAM is not installed or is not operational Store Current Configuration Saves the current active configuration profile including S Parameters i
156. n one of the two user profiles in NVRAM as denoted by the parameter value This command will yield an ERROR message if the NVRAM is not installed or is not operational as detected by the NVRAM test The current configuration is comprised of a list of storable parameters illustrated in the amp V command These settings are restored to the active configuration upon receiving a Z command or at power up see amp Y command 0 amp WO Store the current configuration as profile 0 amp W1 Store the current configuration as profile 1 OK Otherwise ERROR Store Telephone Number The modem can store up to four telephone numbers and each telephone number dial string can contain up to 31 digits Requires 256 byte NVRAM installed None lt string gt Dial string from 0 to 31 characters OK For value 3 and string 31 digits ERROR If value gt 3 string gt 31 digits or if NVRAM is not installed or is not operational Plug and Play Serial Number Sets and stores eight serial numbers in hex format used for serial Plug and Play and for ISA Plug and Play which use the Conexant 11596 Plug and Play device Applicable to Desktop configuration only 7 lt 8 hex numbers gt lt same 8 hex numbers OK 8 hex numbers same 8 hex numbers Otherwise ERROR AT Reports the stored serial number issue Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 33 Chapter 5 AT Commands S Registers and Result C
157. nd VTD Description Syntax Defined Values Beep Tone Duration Timer This command causes the modem to set the default DTMF tone generation duration VTD lt dur gt lt dur gt Decimal number specifying the default DTMF tone generation duration in units of 0 01 second A value of 0 specifies the value entered by the S11 parameter 50 255 ms The range is 0 01 to 2 55 seconds for lt dur gt 1 to 255 Reporting Current or Selected Values Command VTD Response lt dur gt Example 100 For the default setting Reporting Supported Range of Parameter Values Result Codes Command VDR Description Syntax Defined Values Command VTD Response lt dur gt range Example 0 255 OK lt dur gt 0 255 ERROR Otherwise or if not in Voice Mode Distinctive Ring This command causes the modem to enable or disable reporting of the ring cadence information and to control the timing of the RING event code report if ring cadence reporting is enabled VDR lt enable gt report lt enable gt Decimal number corresponding to the selected option 0 The modem will not report ring cadence information 1 The modem will report ring cadence information as specified for the lt report gt subparameter lt report gt Decimal number specifying ring cadence information report when enabled by the lt enable gt subparameter 0 The modem will produce only DROF and DRON messages The modem will not produce any
158. nd options Default 104 68h 01101000b Bits 0 1 MNP Extended Services Kn 0 Disable extended services KO Default 1 Enable extended services K1 2 Enable extended services K2 Bit2 Reserved Bits 3 5 Break Handling Kn 0 KO 1 K1 2 K2 3 K3 4 K4 5 K5 Default Bits 6 7 Reserved Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 79 Chapter 5 AT Commands S Registers and Result Codes Register S41 S46 S48 Unit Range Default Description 195 C3h General Bit Mapped Options Status Indicates the status of 138 command options Default 13 C3h 00001101b Bits 0 1 Compression selection Cn Disabled C0 MNP 5 C1 V 42 bis C2 MNP 5 and V 42 bis C3 Default Auto retrain and fallback fall forward En Bit2 Meaning 0 Retrain and fallback fall forward disabled E0 1 Retrain enabled E1 0 Fallback fall forward enabled E2 Default Bit 3 Reserved Bits 4 5 Reserved Bit7 Reserved Bits 2 o 2oonmoom oo Data Compression Control Controls selection of compression The following actions are executed for the given values 46 136 Execute error correction protocol with no compression 8467138 Execute error correction protocol with compression Default V 42 Negotiation Control Negotiation process determines the capabilities of the remote modem However when the capabilities of the remote mode
159. nd presentation of data associated with the Caller ID services in the Incoming Call Line ID ICLID data format for the next call U S only 0 VCIDO Disable Caller ID reporting VCID1 Enables Caller ID with formatted presentation to the DTE The modem presents the data items in a lt Tag gt lt Value gt pair format The expected pairs are date time name and caller code telephone number VCID2 Enables Caller ID with unformatted presentation to the DTE VCID Reports the Mode VCID Reports Range of Parameters Report Retrieved Caller ID CID Reports the data associated with the Caller ID services in the Incoming Caller Line ICLID data format for the last received call U S only None VRIDO Reports Caller ID with formatted presentation to the DTE The modem presents the data items in a lt Tag gt lt Value gt pair format The expected pairs are date time name and caller code telephone number VRID1 Reports Caller ID with unformatted presentation to the DTE VRID Reports the Mode Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 30 Chapter 5 AT Commands S Registers and Result Codes Command N Description Default Defined Values Result Codes Command l Description Default Defined Values Result Codes Command GMI Description Typical Response Operating Mode Error Correction Controls the preferred error correcting mode to be negotiated in a sub
160. ndicate break signal length default length Decimal number 0 specifying that break is not delivered to the DTE EB Reports current or selected values Response EB lt break_selection gt lt timed gt lt default_length gt lt CR gt Example EB 0 0 0 For default settings Reports supported range of parameter values Response EB lt break_selection gt range lt timed gt range lt timed gt EB default_length gt range Example EB 0 0 0 Selective Repeat This extended format numeric parameter controls the use of the selective repeat SREJ option in V 42 Decimal number 0 specifying that SREJ is not used ESR Reports Current or Selected Values Response ESR lt value gt Example ESR 0 For default setting ESR Reports Supported Range of Parameter Values Response ESR lt value gt Example ESR 0 32 bit Frame Check Sequence This extended format numeric parameter controls the use of the 16 bit or 32 bit frame check sequence FCS option in V 42 lt value gt Decimal number 0 specifying the use of the 16 bit FCS specified in V 42 EFCS Current or Selected Values Response EFCS value Example EFCS 0 For default setting EFCS Reporting Supported Range of Parameter Values Response EFCS lt value gt range Example EFCS 0 Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 56 Chapter 5 AT Commands S Registers and Result Codes
161. nge circuits except Ring Indicator RI It reflects the status of the local data set and does not indicate an actual link with any remote data equipment Clear To Send CTS is controlled by the modem to indicate whether or not the modem is ready to transmit data CTS ON indicates to the DTE that signals presented on TXD will be transmitted to the telephone line CTS OFF indicates to the DTE that it should not transfer data across the interface on TXD Data Carrier Detect DCD output is ON low when a carrier is detected on the telephone line or OFF high when carrier is not detected Data Terminal Ready Active Low The DTR input is turned ON low by the DTE when the DTE is ready to transmit or receive data DTR ON prepares the modem to be connected to the telephone line and once connected maintains the connection DTR OFF places the modem in the disconnect state Ground 3 3V DC Power Analog Ground Analog ground is tied common with DGND on the SocketModem To minimize potential ground noise issues connect audio circuit return to AGND Speaker Output SPKR is a single ended output SPKR is tied directly to the CODEC One side of a differential AC output coupled through a 6 8K ohm resistor and capacitor The call progress speaker interface signal is e Digital speaker output DSPKOUT output DSPKOUT is a square wave output in data mode used for call progress or carrier monitoring This output can be optionally conn
162. o data calls e g data compression some are applicable only to call origination e g busy answering signal detection and some are applicable only to the answering modem e g calling signal detection callCleared codes from 3 6 4 V 58 1994 callCleared indicates that the DCE has gone on hook and that the previously existing network connection has been cleared These values are hex values converted from decimal in V 58 callCleared codes are described in Table 5 12 Table 5 4 AT UD Last Call Status Report Format Key Value s Definition 0 2 digits Diagnostic Command Specification revision number digit digit 1 Table 5 5 Call Setup Result code 2 Table 5 6 Multi media mode 3 Table 5 7 DTE DCE interface mode 4 String V 8 CM octet string same format as V 250 in quotes 5 String V 8 JM octet string same format as V 250 in quotes 10 0 2F Received signal power level in dBm 0 43 11 0 1F Transmit signal power level in dBm e g 0 17 12 0 64 Estimated noise level in dBm e g 10 90 17 0 FFF Round Trip delay in units of ms 18 Table 5 8 V 34 INFO bit map 20 Table 5 9 Transmit Carrier Negotiation Result 21 Table 5 9 Receive Carrier Negotiation Result 22 0 1F40 Transmit Carrier symbol rate 0 8000 in symbol s 23 0 1F40 Receive Carrier symbol rate 0 8000 in symbol s 24 0 FAO Transmit Carrier frequency 0 4000 in Hz 25 0 FAO Receive Carrier frequency 0 4000 in Hz 26 0 FA0O Initial transmit carrier data rate 0 6400
163. o send the commands automatically Fortunately communications programs make daily operation of modems effortless by hiding the commands from the user Most users therefore need to use AT commands only when reconfiguring the modem e g to turn autoanswer on or off The format for entering an AT command is ATXn where X is the command and n is the specific value for the command sometimes called the command parameter The value is always a number If the value is Zero you can omit it from the command thus AT amp W is equivalent to AT amp WO Most commands have a default value which is the value that is set at the factory The default values are shown in the AT Command Summary See below You must press ENTER depending on the terminal program it could be some other key to send the command to the modem Any time the modem receives a command it sends a response known as a result code The most common result codes are OK ERROR and the CONNECT messages that the modem sends to the computer when it is connecting to another modem See Result Codes at the end of this chapter for a table of valid result codes You can issue several commands in one line in what is called a command string The command string begins with AT and ends when you press ENTER Spaces to separate the commands are optional the command interpreter ignores them The most familiar command string is the initialization string which is used to configure the modem when it is tu
164. odes Command 8 Description Default Example Result Codes Command Description Plug and Play Vendor ID and Product Number Sets and stores Vendor ID and product number for serial Plug and Play and for ISA Plug and Play which use the Conexant 11596 Plug and Play device Applicable to Desktop configuration only None 968 3 ASCII characters 4 hex numbers same 3 ASCII characters gt lt same 4 hex numbers gt lt cr gt OK lt 3 ASCII characters gt lt 4 hex numbers gt lt same 3 ASCII characters gt lt same 4 hex numbers gt Otherwise ERROR Load Flash Memory The linear flash memory uploader allows flash memory connected to the modem external memory bus to be upgraded with revised modem firmware This process transfers uploads the upgraded modem firmware data from the host computer to the modem which transfers the data to the flash memory device The linear flash memory downloader allows the flash memory connected to the modem external memory bus to read and saved This process transfers downloads the current modem firmware data to the host computer Uploading new firmware to the flash memory or downloading existing firmware from the flash memory device is a two step process 1 When the AT command is issued the modem firmware boot loader is invoked and the user will first load a flash load module FLM into the modem s RAM If the user wishes to upload new firmware to the modem he should load the upload
165. ol standard that uses Extended Syntax Commands and if that modem control standard includes command s that indicate general capabilities the lt names gt s of those commands will be reported to the modem in response to a GCAP command GCAP FCLASS MS ES DS for a data modem that supports all capabilities listed Where MS M commands Modulation Control MS and MR commands ES E commands Error Control ES EB ER EFCS ETBM DS D commands Data Compression DS and DR Manual Country of Installation This extended syntax command selects and indicates the country of installation for the modem This parameter selects the settings for any operational parameters that need to be adjusted for national regulations or telephone networks The chapter Setting Country Codes for more information If the modem is specified for use in only one country that country code is the default Otherwise the default is defined by the OEM Factory default is B5 United States GCI Reports the current country code GCl Displays the list of available country codes Restore Factory Configuration Profile The modem loads the factory default configuration profile The factory defaults are identified for each command and in the S Parameter descriptions A configuration profile consists of a subset of S Parameters None amp FO Restore factory configuration 0 amp F Restore factory configuration 1 OK ERROR if the
166. on if the modem is set to US country code and S10 gt 16 then the modem will detect the Call Waiting tone and hang up the line If S10 16 the modem will not detect Call Waiting tone DTMF Tone Duration 1 For US models S11 sets the duration of tones in DTMF dialing has no effect on pulse dialing 2 For W class models S11 is a country parameter The default is country dependent Escape Prompt Delay EPD Defines the maximum period in fiftieths of a second allowed between receipt of the last character of the three escape character sequence from the DTE and sending of the OK result code to the DTE If any characters are detected during this time the OK will not be sent Sending of the OK result code does not affect entry into command mode See 3 1 3 General Bit Mapped Options Status Indicates the status of command options BitO This bit is ignored Bit 1 Command echo En 0 Disabled EO 1 7 Enabled E1 Default Bit2 Quiet mode Qn 0 Send result codes Q0 Default 1 Do not send result codes Q1 Bit3 Result codes Vn 0 Numeric VO 1 Verbose V1 Default Bit4 Reserved Bit5 Tone T Pulse P 0 Tone T Default 1 Pulse P Bit6 Reserved Bit7 Originate Answer 0 Answer 1 Originate Default S19 is supported for backward compatibility only No value can be written Responds with default value Test Mode Bit Mapped Options Status Indicates the test in progress status BitO Loca
167. on at 300 or 1200 bps during Call Establishment and a subsequent connection OK Otherwise ERROR Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 54 Chapter 5 AT Commands S Registers and Result Codes Error Control Commands Command ES Description Default Defined Values Examples Error Control and Synchronous Mode Selection This extended format command specifies the initial requested mode of operation when the modem is operating as the originator Optionally specifies the acceptable fallback mode of operation when the modem is operating as the originator and optionally specifies the acceptable fallback mode of operation when the modem is operating as the answerer Accepts three numeric subparameters Varies by request orig rqst Decimal number specifies the initial requested mode of operation when the modem is operating as the originator The options are ESO Initiate call with Direct Mode ES1 Initiate call with Normal Mode also referred to as Buffered Mode only ES2 Initiate V 42 without Detection Phase If V 8 is in use disable V 42 Detection Phase ES3 Initiate V 42 with Detection Phase Default ES4 Initiate MNP ES6 Initiate V 80 Synchronous Access Mode when connection is completed and Data State is entered See ESA and ITF commands ES7 Initiate Frame Tunneling Mode when connection is complete and Data Mode is entered lt orig_fbk gt Decimal num
168. on is picked up or a line reversal is detected the modem will drop the connection The disconnect reason in register 586 25 this is also defined for UD The user must flash the hook in order to get a dial tone due because the remote server will be retraining If the local handset is picked up while the modem is off hook the modem will do a link disconnect flash the hook for 1 5 seconds and then connect the local handset to the line At this point the user dial tone should be on the local handset The disconnect reason in 886 25 Behavior in Voice Mode FCLASS 8 When in voice mode and an extension is picked up a DLE P is sent to the DTE When the modem is off hook a line reversal may also be detected in which case a DLE I is sent to the DTE In voice mode there is no blocking of ATDT when the line is in use Also there is no automatic hang up in voice mode as in data mode There is only the above stated DLE shielding event reporting Operation in Data Mode Line In Use Enabled by AT STE 1 AT STE 3 AT STE 5 or AT STE 7 Case 1 Telephone Line is in Use If an ATDT ATDP or ATDL is issued while Line In Use detection is enabled and the telephone line is in use the modem will immediately return the message LINE IN USE to the DTE without going off hook and then return to command mode Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 48 Chapter 5 AT Commands S Registers and Result Codes
169. or framing error or break indication detected This bit is reset to a 0 when the host reads the LSR and note of the above conditions exist in the RX FIFO Transmitter Empty TEMT This bit is set to a 1 whenever the TX Buffer THR and equivalent of the Transmitter Shift Register TRS are both empty It is reset to a 0 whenever either the THR or the equivalent of the TSR contains a character In the FIFO mode this bit is set to a 1 whenever the TX FIFO and the equivalent of the TSR are both empty Transmitter Holding Register Empty THRE TX Buffer Empty This bit when set indicates that the TX Buffer is empty and the modem can accept a new character for transmission In addition this bit causes the modem to issue an interrupt to the host when the Transmit Holding Register Empty Interrupt Enable bit IIR1 is set to 1 The THRE bit is set to a 1 when a character is transferred from the TX Buffer The bit is reset to O when a byte is written into the TX Buffer by the host In the FIFO mode this bit is set when the TX FIFO is empty it is cleared when at lease one byte is in the TX FIFO Break Interrupt Bl This bit is set to a 1 whenever the received data input is a space logic 0 for longer than two full word lengths plus 3 bits The BI is reset when the host reads the LSR Framing Error FE This bit indicates that the received character did not have a valid stop bit The FE bit is set to a 1 whenever the stop bit following the l
170. or XmDL003 s37 for downloading existing firmware from the modem from the host computer to the modem RAM using an industry standard communications software or an equivalent process ensure that all ASCII translation or pacing is turned off as Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 34 Chapter 5 AT Commands S Registers and Result Codes 7 After the FLM has been loaded if uploading new firmware to the modem perform an XMODEM upload of the new modem firmware hex file e g 20684712 S37 from the host computer to the modem RAM using industry standard communications software or an equivalent process If downloading existing firmware from the modem using an industry standard communications software or equivalent put the host PC in XMODEM receive mode 8 The messages described in Table 5 1 may occur during the uploading process Table 5 1 Upload Messages Message Description Device not supported Displayed if the FLM used does not support the flash memory that is installed on the board Wrong S37 format Displayed if the modem firmware being uploaded is not in Motorola S3 format Record error Displayed if there is an error while either uploading or downloading If this occurs the transfer should be aborted and the user should restart at step 5 Download abort Displayed if the transfer is aborted before it is finished If this occurs the user should restart at step 5 Er
171. ory Compliance Regulatory Requirements for Canada The following requirements are established under section 69 3 of the Telecommunications Act for purposes of section 5 of the Telecommunications Apparatus Regulations Registered equipment shall bear the following identifying marks and the Declaring Party shall ensure that these marks are permanently affixed to the equipment a The registration number Specifications of this mark are given in the document Se f Marking of the Certification Registration Number on Terminal Equipment Application Procedure and Agreement and b The model identification number under which the product was registered A statement of compliance with Industry Canada requirements such as the one given below shall accompany each unit of equipment whether registered under this procedure or previously certified This product meets the applicable Industry Canada technical specifications For terminal equipment intended for connection to loop start or ground start interfaces the Ringer Equivalence Number REN must be calculated as per Section 1 8 of CS 03 Part A REN higher than that determined may be assigned by manufacturers to allow for production variations The REN must be marked on the terminal equipment itself or added to the note below A note similar to the following shall accompany each unit of equipment whether registered under this procedure or previously certified The Ringer Equivalence
172. owever allow the user to upload a firmware that is smaller in size than the flash memory and it will program the firmware with the appropriate offset in order for the firmware to function properly In the instance that there is a failure during the download or upload process the modem will be in a flash rescue mode In this mode the modem will respond OK to all AT commands but will only take action on the AT command so a new attempt to upload or download can be initiated When the modem is in the flash rescue mode it will only be able to respond to AT commands if the DTE rate has not been changed since the last AT command was successfully issued even if the modem is powered off and on Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 35 Chapter 5 AT Commands S Registers and Result Codes DTE Modem Interface Commands The parameters defined in this section control the operation of the interface between the DTE and modem Command E Description Default Defined Values Result Codes Command Q Description Default Defined Values Result Codes Command V Description Default Defined Values Result Codes Command W Description Default Defined Values Result Codes Command Echo The modem enables or disables the echo of characters to the DTE The parameter value if valid is written to S14 bit 1 1 EO Disables command echo E1 Enables command echo O
173. peciNCatigNE ftm nm 7 Sources of Additional grep P 7 Chapter 2 Mechanical Specifications ueeeeeeeeeeeeeieeseieee seen eene n nent annunin nanenane nannan nnmnnn na 8 Piro a Dm E 8 cnc slain ii RC P 9 Parallel P GODS O i usccbsp cadre tip Rer A EEUU PESE beens ep neha 11 Chapter 3 Electrical Characteristics lees eeee seii eiie eise eene teen inna nasa hann na SaNi 13 mirc uolar n e qe RE 13 ugs p MM x 13 pec RCH IOC Ci Ios MNT 13 SO Parallel SOCKetMIDEl Bu iid ke eek edaiup ded cine a ARD a SA i Du an DER a AS aco ud L aed rius La RU dd 13 E Serial Soc UO POPE cedido ela esata ke entries pubis bd awn cad i abe du Bu bed RU sun nc X Rd a n ARN 14 B Parade Soc d Miei cierta Area E pd dE B Rb E c acr AA 14 Cie WARE CHICO ees o dace rt N O LU oU ac cto areata a Vac ane a ap cds rr 14 AbSduie MAXMUD RANG mue a a a a lace Aenea 14 Curent and Power Tsgelremekils ace rap conet istir next 15 Paralel RHOS Bus Wie MOG siv tate ncaurxecmatenialecraiateieiet ional elegans ane eee nee 16 Parallel Host Bue ming Table mee 16 Parallel Host BUS Beati iiis eicit botte ect EE Daai 17 Parallel Host BUS WTB ccs airo reiecit e ii iaae aea aaay 17 Chapter 4 SocketModem Parallel Interface A Programmer s Description 18 Socket dem Parallel Iterfape cersek Pe
174. r OK accept FCS check FCS AT FRH 3 NO CARRIER detect loss of carrier drop carrier AT FRH 3 send V 21 carrier detect carrier Final frame bit clear tells CONNECT send flags detect flags the modem to expect send TSI frame get TSI frame another frame TSI frame data send FCS Final frame bit set tells lt DLE gt lt ETX gt CONNECT send flags the modem not to send DCS frame get DCS frame expect another frame lt DCS frame data gt send FCS flags lt DLE gt lt ETX gt OK drop carrier AT FTS 8 wait 80 ms FTM 96 CONNECT send V 29 carrier detect carrier lt TCF data pattern gt send TCF data get TCF data lt DLE gt lt ETX gt OK drop carrier AT FRH 3 detect carrier send V 21 carrier CONNECT detect flags send flags lt CFR frame data gt get CFR frame get CRF frame Final frame bit set lt DLE gt lt ETX gt check FCS send FCS frame OK OK accept FCS AT FRH 3 NO CARRIER detect loss of carrier drop carrier AT FTM 96 CONNECT send V 29 carrier detect carrier lt page image data gt send page data receive page lt DLE gt lt ETX gt drop carrier OK AT FTS 8 wait 80 ms FRH 3 send V 21 carrier detect carrier send flags detect flags CONNECT send EOP frame receives EOP lt EOP frame data gt send FCS lt DLE gt lt ETX gt OK drop carrier final frame AT FRH 3 detect carrier send V 21 carrier CONNECT detect flags send flags lt MCF frame data gt get MCF frame get MCF frame Final frame bit set lt DLE gt lt ETX gt check FCS send FCS frame OK OK ac
175. rements are dependent on the equipment PC associated with this device The associated equipment shall be set to operate within the following limits for compliance with Telecom s Specifications For repeat calls to the same number e There shall be no more than 10 call attempts to the same number within any 30 minute period for any single manual call initiation and e The equipment shall go on hook for a period of not less than 30 seconds between the end of one attempt and the beginning of the next attempt For automatic calls to different numbers e The equipment shall be set to ensure that automatic calls to different numbers are spaced such that there is no less than 5 seconds between the end of one call attempt and the beginning of another 8 For correct operation total of the RN s of all devices connected to a single line at any time should not exceed 5 South African Statement This modem must be used in conjunction with an approved surge protection device Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 129 Appendix B Product Approvals Regulatory Design Considerations and Regulatory Compliance International Modem Restrictions Some dialing and answering defaults and restrictions may vary for international modems Changing settings may cause a modem to become non compliant with national telecom requirements in specific countries Also note that some software packages may have features or lack restrictions
176. rned on or reset or when your communications software calls another modem Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 29 Chapter 5 AT Commands S Registers and Result Codes Data Commands The modem will respond to the commands detailed below Parameters applicable to each command are listed with the command description Generic Modem Control Commands Command Z Description Default Values Result Codes Command FCLASS Description Default Defined Values Result Codes Report Commands Command VCID Description Default Defined Values Report Commands Command VRID Description Default Defined Values Report Commands Soft Reset and Restore Profile Causes the modem to perform a soft reset and restore recall the configuration profile If no value is specified zero is assumed None Number corresponding to the selected profile ZO Soft reset and restore stored profile 0 Z1 Soft reset and restores stored profile 1 OK Otherwise ERROR Select Active Service Class Selects the active service class mode 0 FCLASS 0 Select Data Mode Section 3 Default FCLASS 1 Select Facsimile Class 1 Mode FCLASS 1 0 Select Facsimile Class 1 0 Mode FCLASS 8 Select Voice Mode FCLASS 10 Reserved OK Otherwise ERROR FCLASS Reports Current or Selected Values FCLASS Reports Range of Parameters Caller ID CID Controls the reporting a
177. rrection mode XXXX rate Bit2 Enable MCR XXXX result code XXXX modulation and MRR XXXX result code XXXX rate Also see MR Bit3 Enable ER XXXX result code XXXX protocol identifier Bit4 Reserved Bit5 Enable DR XXXX result code XXXX compression type Bits 6 7 Reserved Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 81 Chapter 5 AT Commands S Registers and Result Codes Register S210 Unit Range 0 255 Default 13 ODh Description V 34 Symbol Rate The bits in this parameter control V 34 symbols rates and enable disable V 34 asymmetric rates This parameter is used for diagnostic purposes only Default 13 ODh 00001101b Bits 0 2 Selects the range of allowed V 34 symbol rates Symbol Rates baud 2400 only 2400 only no 2734 2400 2800 2400 2800 3000 2400 2800 3000 3200 2400 2800 3000 3200 3429 Default Bit3 Enable disable V 34 asymmetric rates 0 Disable asymmetric rates 17 Enable asymmetric rates Default Bits 4 7 Reserved O O O ON oo ROO O0 Oo oOIo Examples 210 13 Enable asymmetric rates with all symbol rates available Default 210 5 Disable asymmetric rates with all symbol rates available 210 8 Enable asymmetric rates with only 2400 baud available 210 11 Enable asymmetric rates with 2400 to 3000 baud available Register value may be stored on one of two user profiles with the
178. s Command FLO Response FLO lt method gt range Example FLO 0 2 OK lt method gt 0 2 ERROR Otherwise Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 97 Chapter 6 Fax Class 1 and Class 1 0 Commands Examples Examples of calling transmitting and answering receiving one page using Fax Class 1 commands are shown in Table 6 4 and Table 6 5 respectively The examples show the interchange between the DTE and the modem for various cases Comments are included to explain how to handle various situations Commands and responses are in upper case and comments are in lower case All streams of data denoted by lt frame gt are terminated by the lt DLE gt lt ETX gt characters Table 6 4 Fax Class 1 Calling Sequence Transmitting a Single Page DTE Commands Modem Responses Local Modem Action Remote Station Action Notes AT FCLASS 1 OK Set Class 1 ATDT lt string gt Dial and send CNG Answer Look for V 21 send CED V 21 AT FRH 3 Detect flags Send HDLC flags implied by dialing with CONNECT FCLASS 1 0 lt NSF frame gt Send NSF frame lt DLE gt lt ETX gt OK AT FRH 3 CONNECT Detect flags CFI frame data get CSI send CSI frame lt DLE gt lt ETX gt get FCS OK accept FCS check FCS Frame status OK AT FRH 3 CONNECT Detect flags DTE must detect final lt DIS frame data gt get DIS send DIS frame frame bit to anticipate lt DLE gt lt ETX gt get FCS loss of carrie
179. s 0 6 Not used Bits 6 7 Guard tone amp Gn 0 None amp G0O Default 1 None amp G1 2 1800 Hz amp G2 Sleep Inactivity Timer Sets the length of time in seconds that the modem will operate in normal mode with no detected telephone line or DTE line activity before entering low power sleep mode The timer is reset upon any DTE line or telephone line activity If the S24 value is zero neither DTE line nor telephone inactivity will cause the modem to enter the sleep mode Delay to DTR OFF Sets the length of time that the modem will ignore DTR for taking the action specified by amp Dn Its units are seconds for synchronous modes and one hundredths of a second for other modes RTS to CTS Delay Sets the time delay in hundredths of a second before the modem turns CTS ON after detecting an OFF to ON transition on RTS when amp RO is commanded Pertains to synchronous operation only Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 77 Chapter 5 AT Commands S Registers and Result Codes Register S27 28 29 30 31 Unit 10 ms 10s Range 0 255 0 255 Default 73 49Ah 70 0 192 COh Description General Bit Mapped Options Status Indicates the status of command options Default 73 49h 01001001b i Synchronous asynchronous selection amp Mn amp Qn UJ ao 3 0 0 amp MO or amp QO 1 amp M1 or amp Q1 0 amp M2 or amp Q2 1 amp M3 or amp
180. s the modem to initialize all voice parameters to their default values VIP OK ERROR If not in Voice Mode Start Modem Receive Record This command causes the modem to start the voice reception process VRX OK ERROR If not in Voice Mode Send Voice Tone s This command causes the modem to send DTMF digit or hookflash tones with the duration specified by VTD to send DTMF digit or hookflash tones with duration specified by this command or to send single or dual tone frequencies with duration specified with this command VTS lt string gt The tone generation consists of elements in a list where each element is separated by a comma Each element can be 1 A single character which the modem interprets as a DTMF digit 0 9 or A D or hookflash with a duration given by the VTD command 2 A 3 element string enclosed in square brackets freq1 freq2 dur which the modem interprets as a general dual tone and duration selection or 3 A 2 element string enclosed in curly braces X dur which the modem interprets as a DTMF digit 0 9 or A D or hookflash with a duration dur different than that given by the VTD command Missing subparameters assume the default value Unspecified values always default to zero for frequencies DTMF for DTMF tones and VTD for duration The omission of commas and associated subparameters is valid The quantity in the square brackets consists of a 3 element
181. sequent data connection This command is affected by the OEM firmware configuration 5 WO Selects normal speed buffered mode disables error correction mode Forces amp Q6 1 Serial interface selected Selects direct mode and is equivalent to amp MO QO mode of operation Forces amp QO Parallel interface selected Same as WO W2 Selects reliable error correction mode The modem will first attempt a LAPM connection and then an MNP connection Failure to make a reliable connection results in the modem hanging up Forces amp Q5 S36 4 and 848 7 WS Selects auto reliable mode This operates the same as W2 except failure to make a reliable connection results in the modem falling back to the speed buffered normal mode Forces amp Q5 S36 7 and 848 7 A4 Selects LAPM error correction mode Failure to make an LAPM error correction connection results in the modem hanging up Forces amp Q5 and S48 0 Note The K1 command can override the N4 command W5 Selects MNP error correction mode Failure to make an MNP error correction connection results in the modem hanging up Forces amp Q5 S36 4 and 848 128 OK Otherwise ERROR Identification Causes the modem to reports the requested result according to the command parameter 4 10 Reports product code e g 56000 I Reports the least significant byte of the stored checksum e g 12AB 12 Checks ROM and verifies the checksum Reports OK or ERROR I3 Reports RO
182. single line connect messages are enabled there are no CARRIER PROTOCOL ER or COMPRESSION DR messages apart from the fields described below The single line connect message format is CONNECT DTE Speed gt lt Modulation gt lt Protocol gt lt Compression gt lt Line Speed Where DTE Speed DTE speed e g 57600 Modulation V92 for V 92 modulation V90 for V 90 modulation K56 for 56K modulation V34 for V 34 modulation V32 for V 32 or V 32bis modulation Note Modulation is omitted for all other modulations Protocol NONE for no protocol ALT for Microcom Network Protocol LAPM for LAP M protocol Compression V44 for V 44 compression V42B for V 42bis compression ALT for Microcom MNP5 compression Note Compression is omitted if protocol is NONE Line Speed Asymmetric rates are displayed as rate TX rate RX e g 1200 TX 75 RX Symmetric rates are displayed as a single DCE rate e g 14400 Report Line Signal Level Returns a value which indicates the received signal level The value returned is a direct indication DAA dependent of the receive level at the MDP not at the telephone line connector For example 009 9 dBm 043 43 dBm and so on OK Report Line Signal Quality Reports the line signal quality DAA dependent Returns the higher order byte of the EQM value Based on the EQM value retrain or fallback fall forward may be initiated
183. specified by FCR6 FCR7 bits HINT interrupt is de asserted when the number of received data bytes in the RX FIFO drops below the trigger level specified by FCR6 FCR7 bits Receiver Character Timeout Interrupts When the FIFO mode is enabled FCRO 1 and receiver interrupt Receiver Data Available is enabled IERO 1 receiver character timeout interrupt operation is as follows 1 A Receiver character timeout interrupt code IIRO IIR3 Ch is set if at least one received character is in the RX FIFO the most recent received serial character was longer than four continuous character times ago if 2 stop bits are specified the second stop bit is included in this time period and the most recent host read of the RX FIFO was longer than four continuous character times ago Transmitter FIFO Interrupt Operation Transmitter Empty Interrupt When the FIFO mode is enabled FCRO 1 and transmitter interrupt TX Buffer Empty is enabled IERO 1 transmitter interrupt operation is as follows 1 The TX Buffer Empty interrupt code IIRO IIR3 2h will occur when the TX Buffer is empty It is cleared when the TX Buffer is written to 1 to 16 characters or the IIR is read 2 The TX Buffer Empty indications will be delayed 1 character time minus the last stop bit time whenever the following occur THRE 1 and there have not been at least two bytes at the same time in the TX FIFO Buffer since the last setting of THRE was set The first transm
184. string Specifies the maximum string length 32 bytes to be negotiated V 42bis P2 DS Reports Current or Selected Values Response DS lt direction gt lt compr_neg gt lt max_dict gt lt max_string gt Example DS 3 0 2048 32 for the defaults and 2048 entry max dictionary DS Reports Supported Range of Parameter Values Response DS lt direction gt range lt compr_neg gt range lt max_dict gt range lt max_string gt range Example DS 0 3 0 2048 32 V 44 Compression Select This extended format compound parameter controls the V 44 data compression function direction Decimal number that specifies the desired direction s of operation of the data compression function from the DTE point of view DS440 Negotiated no compression DS441 Transmit only DS442 Receive only DS443 Both directions accept any direction Default compress negotiation Decimal number that specifies whether or not the modem should continue to operate if the desired result is not obtained DS440 Do not disconnect if V 44 is not negotiated by the remote DCE as specified in direction Default DS441 Disconnect if V 44 is not negotiated by the remote DCE as specified in lt direction gt lt capability gt Decimal number that specifies the use of stream method packet method multi packet method DS440 Stream method Default DS441 Packet method DS442 Multi packet method Multi Tech Syst
185. string gt Dial X X H Hangup see Call Control Section X X X stands for Applicable stands for Not Applicable Fax Origination Origination of fax calls is made using the ATD command Upon completion of the dial function a calling tone at 1100 Hz is transmitted with a cadence of 0 5 seconds on and 3 seconds off The modem automatically enters mode FRH 3 and sends the CONNECT message to the DTE when FSK flags are detected from the remote Fax Answering Answering of fax calls is identical to answering of data calls with the exception that the modem enters the fax handshaking mode instead of the data handshaking mode after going off hook If FAE 0 the modem after sending answer tone automatically enters fax mode FTH 3 sends the CONNECT message to the DTE and starts sending FSK flags If FAE 1 the modem determines whether the caller is a data modem or fax modem and sends the DATA or FAX result code respectively to the DTE Fax Control Transmission Fax control transmission is initiated by the F TH lt mod gt command After this command is issued the modem generates the CONNECT message and transmits carrier in the modulation scheme specified by the parameter n The modem then transmits HDLC flags for a minimum of 1 second The modem continues to transmit the HDLC flags until it receives a character from the DTE When characters are received from the DTE the modem adds start and end flags performs zero bit
186. synchronous mode General Bit Mapped Options Status Indicates bit mapped options status Default 192 COh 11000000b BitO Single line connect message enable disable Vn 0 Messages controlled by S95 Wn and Vn VO Default 1 Single line connect message V1 Bit1 Reserved 0 Bits 2 3 Error correction progress messages Wn 0 DTE speed only WO Default 1 Full reporting W1 2 DCE line speed only W2 Bits 4 5 Caller ID VCID 0 Caller ID disabled VCID 0 Default 1 Short formatted Caller ID enabled VCID 1 2 Long unformatted Caller ID enabled VCID 2 Bits 6 7 Reserved Default 11b Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 78 Chapter 5 AT Commands S Registers and Result Codes Register S36 38 39 40 Unit seconds Range 0 255 Default 7 20 104 68h Description LAPM Failure Control This value indicates what should happen upon a LAPM failure These fallback options are initiated immediately upon connection if S48 128 If an invalid number is entered the number is accepted into the register but S36 will act as if the default value has been entered Default 7 0000011 1b Bits 0 2 0 Modem disconnects 1 Modem stays on line and a Direct mode connection is established 2 Reserved 3 Modem stays on line and a Normal mode connection is established 4 An MNP connection is attempted and if it fails the modem disconnects
187. t DLE gt lt ETX gt into the data stream after the FCS bytes Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 86 Chapter 6 Fax Class 1 and Class 1 0 Commands Fax Mode Selection Fax Class 1 and Fax Class 1 0 commands are identified in Table 6 1 Fax Class 1 0 includes all Fax Class 1 commands Table 6 1 Fax Class 1 and Fax Class 1 0 Commands Command Parameter Function Applicable in Applicable in Fax Class 1 Fax Class 1 0 FCLASS lt class gt Select read or test service class X X FAA lt value gt Auto answer enable X FAE lt value gt Auto answer enable X X FTS lt time gt Stop transmission and pause X X FRS lt time gt Wait for silence X X FTM lt mod gt Transmit data with lt mod gt carrier X X FRM lt mod gt Receive data with lt mod gt carrier X X FTH lt mod gt Transmit HDLC data with lt mod gt carrier X X FRH lt mod gt Receive HDLC data with lt mod gt carrier X X FAR lt off on gt Adaptive reception control X FCL lt time gt Carrier loss timeout X FDD lt value gt Double escape character replacement control X FIT lt time gt action DTE inactivity timeout X FPR lt rate gt Fixed DTE Rate X FMI Report manufacturer ID X FMM Report model ID X FMR Report revision ID X FLO Flow Control X amp K Local DTE modem flow control see Call X X Control Section A Answer X X D lt
188. t is 1 2 if the DTE sends only lt DLE gt lt ETX gt a null frame while transmitting flags ERROR Reported if five seconds elapse from the time when the modem reported the CONNECT result code without any additional data transmitted from the DTE the modem then turns off carrier and returns to the command mode Reporting Current or Selected Values Command FTH Response FTH mod Example FTH 98 For V 17 9600 bps Reporting Supported Range of Parameter Values Command FTH Response FTH Example FTH 98 For V 17 9600 bps Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 92 Chapter 6 Fax Class 1 and Class 1 0 Commands Command FRH Description Defined Values Receive Data with HDLC Framing This command causes the modem to receive frames using HDLC protocol and the modulation defined below An ERROR response code results if this command is issued while the modem is on hook mod Decimal number corresponding to the selected modulation mode and data rates shown in Table 6 2 Reporting Current or Selected Values Command FRH Response FRH mod Example FRH 98 For V 17 9600 bps Reporting Supported Range of Parameter Values Result Codes Command FRH Response FRH Example FRH 98 For V 17 9600 bps CONNECT Reported for either of two conditions 1 When the selected carrier is detected with an HDLC flag 2 If the DTE sends another FTH MOD command
189. taken some action that requires DTE response If the DTE does respond the modem resets the inactivity timer Inactivity timer related events are listed in Table 6 3 lt action The lt action parameter has two meanings 0 Upon timeout the modem will go on hook executing an implied ATH command then reset to FCLASS 0 1 Upon timeout the DCE will only go on hook Reporting Current or Selected Values Command FIT Response FIT time action Example FIT 0 0 For the default settings Reporting Supported Range of Parameter Values Command FIT Response FIT lt time gt range lt action gt range Example FIT 0 255 0 1 Table 6 3 Inactivity Timer Start and Stop Events On line state Start timer event Stop timer event Waiting for a command modem sends final result code DTE sends AT or at Waiting for transmit data modem sends CONNECT after FTM or DTE sends data FTH command Waiting for transmit data modem sends lt XON or sets CTS ON DTE sends data Waiting to deliver received data modem sends lt XOFF after FRM or FRH DTE sends lt XON command Waiting to deliver received data DTE sets V 24 Ckt 133 OFF after FRMor DTE sets V 24 Ckt 133 FRH command ON Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 95 Chapter 6 Fax Class 1 and Class 1 0 Commands Command FPR Description Syntax Defined Values Fixed DTE Rate T
190. the contents of S registers see previous section Register value may be stored on one of two user profiles with the command amp W Register Unit Range Default Description S0 1 ring 0 255 0 Number of Rings to Auto Answer Sets the number of rings until the modem answers ATSO 0 disables autoanswer completely S1 1 ring 0 255 0 Ring Counter Counts the rings that have occurred S1 is cleared if no rings occur over eight second intervals S2 decimal 0 255 43 Escape Character Holds the decimal value of the ASCII character used as the escape character The default value corresponds to an ASCII A value over 127 disables the escape process e g no escape character will be recognized S3 decimal 0 127 13 M Carriage Return Character Sets the command line and result code terminator character Pertains to asynchronous operation only S4 decimal 0 127 10 J Line Feed Character Sets the character recognized as a line feed Pertains to asynchronous operation only The Line Feed control character is output after the Carriage Return Control character if verbose result codes are used S5 decimal 0 255 8 H Backspace Character Sets the character recognized as a backspace Pertains to asynchronous operation only The modem will not recognize the Backspace character if it is set to a value that is greater than 32 ASCII This character can be used to edit a command line When the echo command is enabled the modem echoes back to
191. the remote DCE in addition to being acted upon for local flow control Values defined by DTE by modem Specifies the method to be used by the modem to control the flow of transmitted data from the DTE IFCO None IFC1 XON XOFF on received data IFC2 CTS RTS IFC Reports the current or selected values Response IFC modem by DTE 2 DTE by modem Example IFC 2 2 For the defaults IFC Reports the supported range of parameter values Response IFC modem by DTE range DTE by modem range Example IFC 0 3 0 2 DTE Modem Local Rate Reporting This extended format numeric parameter controls whether or not the extended format ILRR lt rate gt information text is transmitted from the modem to the DTE 0 ILRRO Disables reporting of local port rate ILRR is not transmitted ILRR1 Enables reporting of local port rate ILRR is transmitted ILRR Reports current value ILRR Reports supported range of parameter values The lt rate gt reported represents the current negotiated or renegotiated DTE modem rate If enabled the intermediate result code is transmitted after any modulation error control or data compression reports are transmitted and before any final result code e g CONNECT is transmitted The rate is applied after the final result code is transmitted The DTE modem port rate will change only if neither buffered mode nor error controlled means are enabled ES x 0 and if th
192. ti Tech Systems Inc SocketModem MT5600SMI Developer s Guide 51 Chapter 5 AT Commands S Registers and Result Codes Report Commands Result Code min tx rate and max tx rate MS MS Numeric values which specify the lowest lt min_tx_rate gt and highest lt max_tx_rate gt rate at which the modem may establish a transmit connection Non zero values for this subparameter are decimal encoded in units of bit s The possible values for each modulation are listed in Table 5 3 Actual values will be limited to possible values corresponding to the entered lt carrier gt and fall back lt carrier gt as determined during operation Default lowest lt min_tx_rate gt and highest lt max_tx_rate gt rate supported by the selected carrier Reports current rates Response MS lt carrier gt lt automode gt lt min_tx_rate gt lt max_tx_rate gt lt min_rx_rate gt lt max_rx_rate gt Note The current active settings are reported under control of the MR parameter Example MS K56 1 300 33600 300 56000 For default values This example allows maximum system flexibility to determine optimal receive and transmit rates during operation Reports supported range of parameter values Response MS lt carrier gt range lt automode gt range lt min_tx_rate gt range lt max_tx_rate gt range lt min_rx_rate gt range lt max_rx_rate gt range Example 1 MS B103 B212 V21 V22 V
193. tion required above shall be permanently affixed and legible without magnification It may be etched engraved stamped indelibly printed or otherwise permanently marked Alternatively the required information may be permanently marked on a nameplate of metal plastic or other material fastened to the enclosure by welding riveting or with a permanent adhesive Such a nameplate shall be able to last for the expected lifetime of the equipment and shall not be readily detachable Labeling Continuity and Changes The labeling content and format requirements in effect when a product was approved shall be effective for the life of the product The labeling content and format requirements in effect at approval shall also continue to be effective for modified products However the responsible party shall have the option of conforming a product s labeling to current content and format requirements at any time Other Label Requirements The label shall be placed in one of the following locations in a location where it can be found after installation e onan outside surface e inside a readily available access door or panel e onanother readily accessible surface For example the label should not be placed on the rear of a permanently wall mounted device in a manner such that it is not readily accessible Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 126 Appendix B Product Approvals Regulatory Design Considerations and Regulat
194. tions Technical Specifications The SocketModem meets the following specifications Data Format Data Error Correction Data Compression Fax Modes of Operation Advanced Flow Control Command Buffer Interface Telephony TAM Weight Dimensions Power Consumption Operational Temperature Storage Temperature Serial or parallel interface V 92 V 90 V 34 V 32bis V 32 V 22bis V 22 V 23 V 21 Bell 212A amp Bell 103 V 42 LAP M or MNP 2 4 V 42bis MNP 5 V 17 V 29 V 27ter V 21 ch 2 Class 1 and 1 0 commands Full duplex over dial up lines data mode command mode online command mode Extension pickup detection remote hang up detection line in use detection digital PBX detection and protection XON XOFF software RTS CTS hardware 60 characters Serial or 8 bit parallel interface V 253 commands V 253 2 bit and 4 bit ADPCM 8 bit linear PCM and 4 bit IMA coding 8 kHz sample rate Concurrent DTMF ring and Caller ID detection 0 6 oz 0 017 kg 1 045 x 2 541 x 0 680 2 65 x 6 45 x 1 7 cm Typical 115 mA 38W 3 3 V DC Maximum 116 mA 41 W 3 47 V DC Typical 117 mA 58 W 5V DC Maximum 118 mA 61 W 5 25 V DC 0 to 70 C Humidity Range 20 to 90 non condensing 10 to 85 C Sources of Additional Information For information on Multi Tech modem installation AT commands S Registers and testing refer to the applicable user manual that came with your Multi Te
195. tions lt v8a gt Decimal number which enables disables issuance of A8x indications during modem controlled V 8 answer negotiation 1 Enable DCE controlled V 8 answer negotiation without A8x indications Default 5 Enable DCE controlled V 8 answer negotiation with A8x indications lt v8cf gt Set the V 8 CI signal call function to the hexadecimal octet XY 00 Default 21 C1 lt v8b gt Decimal number which enables disables V 8bis negotiation 0 Disable V 8bis negotiation 1 Enable V 8bis negotiation Default lt cfrange gt lt string of values Applicable only for lt v8a gt 5 Not supported lt protrange gt lt string of values Applicable only for lt v8a gt 5 Not supported 1 1 00 1 0 0 The ATD and ATA commands behave as specified in V 250 and A8n indications are not generated by the modem For subparameter values lt v80 gt 6 and lt v8a gt 5 the A8l indications are issued during the course of the V 8 session to notify the DTE when the relevant V 8 signals are received A8E Reports Current or Selected Values Response A8E v80 v8a v8cf v8b cfrange protrange Example A8E 1 1 00 1 0 0 For the defaults A8E Reports Supported Range of Parameter Values Response A8E lt v80 gt range v8a range v8cf in octets v8b range lt cfrange gt lt protrange gt Example A8E 1 6 1 5 0 21 C1 0 1 0 0 Multi Tech Systems Inc SocketMo
196. tup Calling DCE get dial tone generate dial digits and detect call progress signals Answering DCE detect ringing detect Caller ID etc 2 Negotiation V 25 calling tone answer tone exchanges V 8 or V 8bis call function negotiations V series modem carrier detection and training Modem to modem protocols e g V 42 V 42bis 3 Data Transfer Bit error rates for each direction Rate renegotiation Retraining 4 Call Termination protocol disconnect signals carrier disconnect signals loss of carrier excessive error rates Command Syntax In response to this command the modem will report one or more lines of information text as defined below Information text format conforms to V 250 each line is preceded by a CR LF pair and terminated by lt CR gt lt LF gt CR and LF characters may be changed by writing new values to the contents of registers S3 and S4 respectively The modem may generate a single line or multiple lines followed by OK result code For example if call setup failed only that result is useful Each information text line is formatted as follows including one or more key value pairs Response DIAG token key value key value key value gt Defined Values DIAG 5 hexadecimal characters 44h 49h 41h 47h 20h lt Left angle bracket less than sign 8Ch token Unique 32 bit hexadecimal string 2A4D3263 32h 4h1 34h 44h 33h 32h 36h 33h space space character 20h Key
197. ty is enabled LCR3 1 and stick parity is not selected LCR5 0 the number of 1s transmitted or checked by the receiver in the data word bits and parity bit is either even LCR4 1 or odd LCR4 0 Enable Parity PEN When bit 3 is a 1 a parity bit is generated in the serial out transmit data stream and checked in the serial in receive data stream as determined by the LCR4 and LCR5 bits The parity bit is located between the last data bit and the first stop bit Number of Stop GBITS STB This bit specifies the number of stop bits in each serial out character If bit 2 is a 0 one stop bit is generated regardless of word length If bit 2 is a 1 and 5 bit word length is selected one and one half stop bits are generated If bit 2 is a 1 and 6 7 or 8 bit word length is selected two stop bits are generated The serial in logic checks the first stop bit only regardless of the number of stop bits selected Word Length Select WLSO and WLS1 These two bits specify the number of bits in each serial in or serial out character The encoding of bits O and 1 is Bit 1 Bit 0 Word Length 0 0 5 Bits Not supported 0 1 6 Bits Not supported 1 0 7 Bits 1 1 8 Bits Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 23 Chapter 4 SocketModem Parallel Interface A Programmer s Description MCR Modem Control Register Addr 4 The Modem Control Register MCR controls the interface with modem or dat
198. ues Modulation Selection This extended format compound parameter controls the manner of operation of the modulation capabilities in the modem It accepts six subparameters MS carrier automode min tx rate max tx rate zmin rx rate max rx rate lllll Where possible carrier min tx rate max tx rate min rx rate and max rx rate values are listed in Table 5 3 Table 5 3 MS Command Supported Rates Modulation carrier Possible min rx rate min rx rate min tx rate and max tx rate Rates bps Bell 108 B103 300 Bell 212 B212 1200 Rx 75 Tx or 75 Rx 1200 Tx V 21 V21 300 V 22 V22 1200 V 22 bis V22B 2400 or 1200 V 23 V23C 1200 V 32 V32 9600 or 4800 V 32 bis V32B 14400 12000 9600 7200 or 4800 V 34 V34 33600 31200 28800 26400 24000 21600 19200 16800 14400 12000 9600 7200 4800 or 2400 56K K56 56000 54000 52000 50000 48000 46000 44000 42000 40000 38000 36000 34000 32000 V 90 V90 56000 54667 53333 52000 50667 49333 48000 46667 45333 44000 42667 41333 40000 38667 37333 36000 34667 33333 32000 30667 29333 28000 V 92 V92 56000 54667 53333 52000 50667 49333 48000 46667 downstream 45333 44000 42667 41333 40000 38667 37333 36000 34667 33333 32000 30667 29333 28000 V 92 v92 48000 46667 45333 44000 42667 41333 40000 38667 upstream 37333 36000 34667 33333 32000
199. uration see Table 6 5 Response lt label gt Example 0 For the default setting Reporting Supported Range of Parameter Values Result Codes Command VLS Response lt label gt lt devices gt lt transmit event gt lt receive event gt lt idle event Where each event subparameter is a hex number the represents an event bit field of the reporting capabilities of each state See Table 6 6 lt label gt Identifies the modem analog source destination hardware configuration lt devices gt A lt string constant gt made up of Primitives lt xxxx event gt lt transmit event gt lt receive event gt and lt idle event gt subparameters are the DCE event reporting capabilities for the Voice Transmit State Voice Receive State and the Voice Command State respectively Each of the event reporting subparameters is a hex number that represents an event bit field The hex number format is defined in Table 6 6 a one in the bit field indicates that the DCE can report the associated event Each of the possible hardware configurations has its own label idle event description line the above form description shows just one A lt CR gt lt LF gt terminates each description line Example AT VLS 0 B0804100 B0804100 B0804100 1 T 0B8433C1 0FE431C1 0B8431C1 2 L 08800300 0CE00100 08800100 3 LT 0B8433C1 0FE431C1 0B8431C1 4 S 00800300 04E00100 20800100 5 ST 0B8433C1 0FE431C1 0B8431C1 8 S1 0
200. urring in interrupt conditions are not indicated until this access is complete Bits 7 6 Bits 5 4 Bits 3 1 Bit 0 FIFO Mode These two bits copy FCRO Not Used Always 0 Highest Priority Pending Interrupt These three bits identify the highest priority pending interrupt Table 4 2 Bit 3 is applicable only when FIFO mode is selected otherwise bit 3 is a 0 Interrupt Pending When this bit is a 0 an interrupt is pending IIR bits 1 3 can be used to determine the source of the interrupt When this bit is a 1 an interrupt is not pending Table 4 2 Interrupt Sources and Reset Control Interrupt Identification Register Interrupt Set and Reset Functions Bit3 Bit2 Bit1 BitO Priority Interrupt Type Interrupt Source Interrupt Reset Note 1 Level Control 0 0 0 1 None None 0 1 1 O Highest Receiver Line Overrun Error OE LSR1 Reading the LSR Status Parity Error PE LSR2 Framing Error FE LSR3 or Break Interrupt BI LSR4 0 1 0 0 2 Received Data Received Data Available Reading the RX Available LSRO Buffer or the RX or RX FIFO Trigger Level FIFO drops FCR6 FCR7 below the Reached Trigger Level 1 1 0 0 2 Character Timeout The RX FIFO contains at Reading the RX Indication least 1 character and no Buffer characters have been removed from or input to the RX FIFO during the last 4 character times 0 0 1 0 3 TX Buffer Empty TX Buffer Empty Reading the IIR or
201. writing to the TX Buffer 0 0 0 0 4 Modem Status Delta CTS DCTS MSRO Reading the Delta DSR DDST MSR1 MSR Trailing Edge Ring Indicator TERI MSR3 or Delta DCD DCD MSR4 Notes 1 FIFO Mode only Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 22 Chapter 4 SocketModem Parallel Interface A Programmer s Description LCR Line Control Register Addr 3 The Line Control Register LCR specifies the format of the asynchronous data communications exchange Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 0 Divisor Latch Access Bit DLAB This bit must be set to a 1 to access the Divisor Latch Registers during a read or write operation It must be reset to a 0 to access the Receiver Buffer the Transmitter Buffer or the Interrupt Enable Register Set Break When bit 6 is a 1 the Transmit data is forced to the break condition i e space 0 is sent When bit 6 is a 0 break is not sent The Set Break bit acts only on the Transmit data and has no effect on the serial in logic Stick Parity When Parity is enabled LCR3 1 and stick parity is selected LCR5 1 the parity bit is transmitted and checked by the receiver as a 0 if even parity is selected LCR4 1 or a 1 if odd parity is selected LCR4 0 When the stick parity is not selected LCR3 0 parity is transmit and checked as determined by the LCR3 and LCR4 bits Even Parity Select EPS When pari
202. xample 10 10 seconds For the default setting Reporting Supported Range of Parameter Values Result Codes Command VSD Description Syntax Defined Values Command VRN Response lt interval gt range Example 0 25 OK lt interval gt 0 25 ERROR Otherwise or if not in Voice Mode Silence Detection Quiet and Silence This command causes the modem to set the silence detection sensitivity and the required period of silence before the modem reports silence detected at the end of a voice receive either with the Presumed End of Message QUIT or Presumed Hangup SILENCE event reports VSD lt sds gt lt sdi gt lt sds gt Decimal number corresponding to the selected parameter 0 Use VSM silence compression setting and algorithm for long term silence detection if VSM is in use or proprietary silence compression setting and algorithm for long term silence detection if VSM is not in use 127 Sets less aggressive long term silence detection independent of presence or use of silence compression 128 Sets nominal long term silence detection independent of presence or use of silence compression Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 110 Chapter 7 Voice Commands 129 Sets more aggressive long term silence detection independent of presence or use of silence compression lt sdi gt Decimal number specifying the required period of silence in units of 0 1 secon
203. xample in a PBX the marking will be placed on the common equipment which connects to the network rather than on plug in components which may be added later The Terminal Equipment List will show the common equipment but not the standard station apparatus or any proprietary station apparatus d The marking format of the certification registration number is as follows IC XXXXXX YYYYYYYY Where e The letters IC have no other meaning or purpose than to identify the Industry Canada certification registration number and e XXXXXX YYYYY YYY is the certification registration number XXXXXX is the Company Number CN it consists of up to six alphanumeric characters A Z 0 9 assigned by Industry Canada and Y YYYYYYY is the Unique Product Number UPN it consists of up to eight alphanumeric characters A Z 0 9 assigned by the applicant Other characters such as amp may not be used Alphabetic characters must be capitalized Note The Company Number of registered equipment ends with an alphabetic character Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 127 Appendix B Product Approvals Regulatory Design Considerations and Regulatory Compliance e Certification Numbers granted prior to the implementation of the above marking format are grandfathered i For previously certified TE the self marking format shall consist of the old certification number preceded by IC For example if the
204. y UD or by S86 25 A line reversal can also be simulated by simply pulling out the telephone line during a connection Operation in Voice Mode Line In Use Enabled by AT STE 1 AT STE 3 AT STE 5 or AT STE 7 This feature does not apply in voice mode Extension Pickup Enabled by AT STE 2 AT STE 3 AT STE 6 or AT STE 7 If the modem is off hook and an extension goes off hook the modem issues a lt DLE gt P to the DTE The application software should then hang up the line VLS 0 Remote Hang up Enabled by AT STE 4 AT STE 5 AT STE 6 or AT STE 7 If the modem is off hook and the remote user goes on hook the modem issues a lt DLE gt P to the DTE The application software should then hang up the line VLS 0 Examples User is talking on an extension and the modem tries to dial AT STE 7 ATDT555 1212 LINE IN USE The line is not in use and the modem tries to dial AT STE 7 ATDT555 1212 Modem goes off hook CONNECT Multi Tech Systems Inc SocketModem MT5600SMI Developer s Guide 49 Chapter 5 AT Commands S Registers and Result Codes An extension is off hook but there is silence on the line and the modem tries to dial AT STE 3 ATDT555 1212 Modem goes off hook NO DIAL TONE Modem is connected in data mode and remote modem goes on hook AT STE 4 ATDT555 1212 CONNECT NO CARRIER Remote modem drops line ATS86 025 Modem is in answer machine mode and an extension goes off hook

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