Home

Hayes Microcomputer Products RCV56HCF User's Manual

1. 1 3 Table 1 2 Typical Signal Routing Voice 1 11 Table 1 3 Relay Positions VoiceView Mode eene nnnm nnne nn nnns enn n nnn nnne a a 1 11 Table 3 1 Bus Interface 176 Pin TQFP Pin Signals u a a a 3 5 Table 3 2 Bus Interface Pin Signal Definitions 3 7 Table 3 3 MDP Pin Signals 144 Pin 22 2 1 51200011110 00 010 nennen 3 13 Table 3 4 MDP Pin Signal 3 15 Table 3 5 Current and Power Requirements 3 18 Tabl 3 6 Maximum ages tine 3 18 Table 3 7 PCI Bus DC Specifications for 3 3V 3 19 Table 3 8 PCI Bus AC Specifications for 3 3V a 3 19 Table 3 9 MDP Digital Electrical Characteristics 3 20 Table 3 10 Analog Electrical Characteristics 3 21 Table 3 11 Timing Serial EEPROM Interface 3 22 Table 3 12 Timing External Device Bus u 3 23 Table 3 13 Timing IOM 2 Interface ya Nay 3 25
2. TSc SUMMARY ieu RE 122 FEATURES dui saa tpud 1 3 TECHNICAL OVERVIEW D DU ana ees 1 3 1 General Description Q n Ala eere sentinel 1 3 2 Operating Mode n IDE Cre EE AudioSpari MOdes e ERR Host Controlled DSVD Mode ISDN SP Voice Audio Mode V Speakerphone Mode ISDN and SP Models Synchronous Access Mode SAN u a 1 3 3 Host Controlled Modem 1 3 4 Downloadable Modem Data Pump 1 3 5 Hardware Interfaces need TECHNICAL 8 4 1 1 2 1 ESTABLISHING DATA MODEM 5 11 3 Dialing p DLE Modem Handshaking Call Progress Tone Detection Answer Tone D tection n ete ene Ring Detection LEE Billing Protection ss do tet du f t
3. Xe qp m 7s FDD Double Escape Character Replacement Control Local DTEModem SeralPonRats TL x L x P x veson nens x L x P x luo fowom _ x x x x sp CC C I C 5o janan x x L x L 52 fesan x L x PL x ss commana ine Temiraton naar x x L x sa Response Formating marase ___ x x L x T x ____ Line Eating Character x x T _______ x x x x S Connection Completion Timeout x x L x T x S X x T x x bx x x x x sit x L x P x s2 Escape Prompt Dey x x T x x bz rash Dil Moaiertme x x x lt Xx x lt x lt x lt x lt x x x x x x lt x lt x x x x x lt x lt x lt x x x x x lt gt x lt gt x lt x x x ROCKWELL PROPRIETARY INFORMATION 1129 1129 RCV56HCF PCI CardBus Modem Designer s Guide Table 5 1 Command Set Summary Functional Use Sort Cont d Configuration Command Description Data Fax Voice Data Fax Voice Data Fax Voice Speakerphone Speakerphone ISDN i P p co x L x
4. m omwowuo Test Pvout o 1evec m mA avn _____ Clamp Curen gt Vins Vecs 25 Vin Voo 1005 Vin Output Fall Slew Rate O6Vcc O2Vccload 1 ns Equation loh 0 98 Vcc Vout Vcc Vout 0 4Vcc for Vcc gt Vout gt 0 7Vcc Equation D lol 256 Vcc Vout Vcc Vout for OV lt Vout lt 0 18Vcc See PCI Bus Specification for complete details 1129 ROCKWELL PROPRIETARY INFORMATION 3 19 RCV56HCF PCI CardBus Modem Designer s Guide 3 2 3 MDP The MDP digital electrical characteristics for the hardware interface signals are listed in Table 3 9 The MDP analog electrical characteristics for the hardware interface signals are listed in Table 3 10 Table 3 9 MDP Digital Electrical Characteristics Input High Voltage Type IA VCC 0 3 IE Note 2 Input High Current 3 6 V Vo cc 3 6 V Type IB Input Low Voltage Type IA Type IE 2 Input Low Current Output High Voltage Type OA 2 4 Type OB 2 4 Output Low Voltage Type OA 0 4 Type OB 0 4 Three State Off Current pe 0 m VIN 0Vto VCC Capacitive Load Types IA and ID 10 Type IB 20 Capacitive Drive Types OA and OB Circuit Type Type IA TTL Type IB TTL with pull up Type ID RES Types OA and OB TTL with 3 state Notes 1 Tes
5. Modem Designer s Guide Table 4 2 Crystal Specifications Surface Mount Characteristic Rockwell Part No 5333R02 020 Electrical Frequency Frequency Tolerance Frequency Stability vs Temperature vs Aging Oscillation Mode Calibration Mode Load Capacitance Shunt Capacitance Co Series Resistance Drive Level Operating Temperature Storage Temperature Mechanical Dimensions L x W x H Mounting Holder Type Suggested Suppliers Notes 28 224 MHz nom 50 ppm CL 16 5 and 19 5 pF 35 ppm 0 C to 70 C 15 ppm 4 years Fundamental Parallel resonant 18 pF nom 7 pF max 60 Q max 20 nW drive level 100W correlation 300W 0 C to 70 C 40 to 85 C 7 5 x 5 2 x 1 3 mm max SMT None KDS America ILSI America Vectron Technologies Inc 1 Characteristics 25 C unless otherwise noted 2 Supplier Information KDS America Fountain Valley CA 92626 714 557 7833 ILSI America Kirkland WA 98033 206 828 4886 Vectron Technologies Inc Lowell NH 03051 603 598 0074 Toyocom U S A Inc Costa Mesa CA 714 668 9081 ROCKWELL PROPRIETARY INFORMATION 1129 1129 RCV56HCF PCI CardBus Modem Designer s Guide Table 4 3 Crystal Specifications Through Hole Characteristic Rockwell Part No 333R44 01 1 Electrical Frequency Frequency Tolerance Frequency Stability vs Temperature vs Aging Oscillation Mode Calibration
6. AD7 10 Opts PCIBusAD7 2 RESERVED 0 ap 10 Opts PCI 06 3 _ RESERVED ft rep 5 O 6 RESERVED o 02 4 vo 7 _ RESERVED o 02 s RESERVED o 02 ap vops PClBusAD2 9 CARDBUS VCC through 10 for PCI 10 0 02 SROMChipSelect_ vo 8 PClBusADO 1 sRovoUr 0 02 X 880 _____ 99 12 SROMN t SROMDatain t0 422 1 fit MDP Data Downstream 13 o j sROMCok Jo sp 02 MDP Si Data Upstream 14 RESERVED 0 02 15 RESERVED t 16 ISDN cs 0 02 ___ 15 ______ 104 bREsET __ 02 ____ 08 DRESET 17 ISDN INTV t ____ fio MX 0 02 106 1 t ____ NC JN 0 012 9 N N fi ft ____ N tN 22 0 __ N opos joe ___ 08 08 24 __ 0 PCiBus INTAY OWR 0 02 25 PCIRSTR i X jPCIBusPCIRSTR 0 oe MDP CS 26 090 4 pa 10 02
7. al Parameters x x gt x gt SourefDestinaton x x gt bw _____ 2 x x select DTEIModem Rate x gt Ringback Goes Away 2 x x ivan _ Ringback Never Appeared Timer x x jvax start Modem Receive Peor x x J gt silence Detoston QUIET a LENCE x jvsM Compression Method X x seeme gt x x x x gt sen vodem Transmit x x se maeepsaoepsn x x x J gt E X x x gt E lomaa x x L x x x L x PL x JRequest entation moman x x L x T x x x T x T x x L x L x O Retumio Onine Data Sao x x x x x L x PT x _ Resuit Code Suppression x x L x x lt W ni gt gt x gt lt gt lt gt lt x x gt x gt x gt x x lt x lt lt lt lt x gt gt lt gt x Xx gt gt ROCKWELL PROPRIETAR
8. x x ______ Request Manufacturer Request Model x Revision x x asn Request Product Seria Number emma x x x eor Request Global Obiect encaton x x gt recae Completo Capabiies ist x x x x E mmm x x x gt Code suppression x x x gt v Medem Response Format x x J gt Monitoring Control x x x x OTR Behavior x x RR Rae Reporing x gt gt gt gt ii S ow E h exce X x PL O Retumnto Onin bata Sao x x L x P x o x x T x P ________ x x L x PL x select Guard Tone o x L x PL x ap Select Puse Dial MakerBreakRaio xo x x T x av Display Curent Cono x x x P x bw Store Curent Configuration x x L x x P C E es ror Comrat and Synchronous Mode Selection x x J x
9. 27 PCICLK PCiBus PcicLK 45 pa 0 02 0 joe __ 2 is 17 pa _ 02 30 0 0 5 PCiBus REQ 8 po 02 ___ 7 __ CLKRUN 1 t GND throughtk 9 voo Pwa 84 122 __ 006 wor pepe __ 7 128 __ 000 vo wor pepo 130 __ o oe 131 xour 0 joe ___ Crystal Output VIO 132 XIN 1 er ____ Crystal input 45 RESERVED NC 5 46 1 PCI Bus IDSEL_ P L LL t 92 Ot 53 0 020 141 RESERVED m2 7 54 oND oon 2 __ RESERVED t 55 vbD PWR __ RESERVED t AD19 144 RESERVED ToGND 57 Api vo PCiBus ADi8_ 5 RESERVED t PCI Bus AD17 146 __ RESERVED o 02 5 ADi6 0 PCiBus ADi6 147 RESERVED 0 02 so oon __ RESERVED o nc PCiBusCBE2K voo __ 63 __ vOpss PCiBus IRDY 1158 RESERVED NC P voo
10. GND Digital Ground Connect to digital ground ss BIF TO MDP INTERFACE RESET1 IA External Device Active Low Reset Connect to the BIF DRESET pin RESET2 WKRES Wakeup Reset Active low wake up output Connect to the BIF WKRES pin Chip Select CS output low selects the MDP Connect to the MODEM_CS pin OA Interrupt Request MODEM_IRQ is the active low interrupt request from the MDP Connect to the BIF MODEM_IRQ pin MDP TO SIEMENS PSB2186 S T INTERFACE IOM FRAME IA OB ISDN Frame Synchronization Clock 8 kHz frame sync rising edge starts frame The start of the B1 channel in time slot 0 is marked Connect to the ISDN device FSC pin IOM CLK IA OB ISDN Clock 1 536 MHz clock Connect to the ISDN device DCL pin DD ISDN Data Downstream IOM data input synchronous to IOM Connect to the ISDN device DOUT pin DU ISDN Data Upstream IOM data output synchronous to IOM Connect to the ISDN device DIN pin MDP TO SIEMENS PSB21910 U INTERFACE IOM FRAME IA OB ISDN Frame Synchronization Clock 8 kHz frame sync rising edge starts frame The start of the B1 channel in time slot 0 is marked Connect to the ISDN device FSC pin IOM CLK IA OB ISDN Clock 1 536 MHz clock Connect to the ISDN device DCL pin DD ISDN Data Downstream IOM data input synchronous to IOM Connect to the ISDN device DOUT pin DU ISDN Data Upstream IOM data output synchronous to IOM Connect to the
11. 22 SLEEPO IASLEEP IOM_FRAME IOM_CLK IOM_DD IOM_DU MK5 MK4 SET3V RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED c 10 0 1 CER L 0 1 CER FERRITE BEAD 4 AUDIO CIRCUIT ISDN UORS T INTERFACE Figure 3 4 MDP 144 Pin TQFP Hardware Interface Signals ROCKWELL PROPRIETARY INFORMATION MD189F5 3 11 RCV56HCF PCI CardBus Modem Designer s Guide 5 Xd 5 Od331S 8 8 8 8 8 8 8 8 8 nq wo 5 5 5 8 5 8 5 5 5 5 O11X oa 108 RESERVED oo 106 SR1IO 104 58210 103 1 SA2CLK 102 RESERVED 1 RESERVED 100 SI DD 98 SI 97 1 SI FRAME FRAME IOM_CLK PLLVDD 13 93 SA1CLK 92 1 RESERVED 91 CLKOUT 90 SR3IN 89 SR4IN 88 SR3OUT 87 SR4OUT 86 RESET1 AGNDV 21 TELIN
12. 00000000000000 Detail a 1123F3 9 Figure 3 8 Waveforms 2 Interface 1129 ROCKWELL PROPRIETARY INFORMATION 3 25 3 26 RCV56HCF PCI CardBus Modem Designer s Guide This page is intentionally blank ROCKWELL PROPRIETARY INFORMATION 1129 RCV56HCF PCI CardBus Modem Designer s Guide 4 DESIGN CONSIDERATIONS Good engineering practices must be followed when designing a printed circuit board PCB containing the modem device This is especially important considering the high data bit rate high fax rate record play of analog speech and music audio and full duplex speakerphone operation Suppression of noise is essential to the proper operation and performance of the modem and interfacing audio and DAA circuits Two aspects of noise in an OEM board design containing the modem device set must be considered on board off board generated noise that can affect analog signal levels and analog to digital conversion ADC digital to analog conversion DAC and on board generated noise that can radiate off board Both on board and off board generated noise that is coupled on board can affect interfacing signal levels and quality especially in low level analog signals Of particular concem is noise in frequency ranges affecting modem and audio circuit performance On board generated electromagnetic interference EMI noise that can be radiated or conducted off board is a separate but equally important conc
13. f __ C _ fess ______ cs JE Mom E _______ p _______ 5 __ ____ 6 2 2 1129 ROCKWELL PROPRIETARY INFORMATION 3 23 3 24 RCV56HCF PCI CardBus Modem Designer s Guide DAO DA4 ISDN_CS RDH 000 007 2775 Read data valid OOOO a Read DAO DA4 ISDN_CS 000 007 Write data valid Write 1123F3 8 EB Figure 3 7 Waveforms External Device Bus Interface ROCKWELL PROPRIETARY INFORMATION 1129 RCV56HCF PCI CardBus Modem Designer s Guide 3 3 4 IOM 2 Interface The interface timing is listed in Table 3 13 and shown in Figure 3 8 Table 3 13 Timing IOM 2 Interface Data clock DCL and frame 30 ns 25 pF sync FSC rise fall pc clock Data clock period note 1 note 1 n 5 25 twH lwL Data clock Za width high low 0 1 Data setup Data delay clock 150 pF Data delay frame 150 pF Notes 1 768 bps IOM_CLK DCL IOM_FRAME FSC IOM DD DD IOM DU DU Bit 0 Detail a IOM CLK DCL IOM FRAME FSC IOM DU DU Pis
14. 137 o 08 o 0 1 1129 ROCKWELL PROPRIETARY INFORMATION 3 5 RCV56HCF PCI CardBus Modem Designer s Guide Table 3 1 Bus Interface 176 Pin TQFP Pin Signals Pin Signallabe vo Type Interace Pin Signaltabel VO vo Type mere 66 DEVsEL amp 10 VOpsts__ PCI Bus DEvsEL 154 mot DAA Reeve VOps ___ PCI 012 VOps 015 62 0 jou VOps PCI Bus aD14 163 042 RingOuputHandset w Tossv 1664 murene 0 042 DAA MuteRelay 0 is voice 012 ___ DAA Voice Relay I w It Li Opts PCI 013 116 cor Ops PCiBusADIi2 47 Bus voo Gowd 170 rnane EST __ 84 AD9 VO l Opts PCI Bus AD9 172 LCS_H1 HS Line Current Sense Handset 86 ___ CBEo 1 __ Bus 14 LCS t DAA Line Current GND a enp oon 175 __ RESERVED tt ____ through 47K ss voo ewr __ 6 fonn Ground Notes 1 I O types l Opod nput Output PCI open drain PCI type l Opsts Input Output PCI sustained tristate PCI type s t s l Opts Input Output PCI tristate PCI type t
15. 3 3 2 Serial EEPROM Timing The serial EEPROM interface timing is listed in Table 3 11 and is shown in Figure 3 6 Table 3 11 Timing Serial EEPROM Interface Symbol Test Condition Min Typ Units Osea ____ m m m ms m w _____ m mo mma w mma _____ _ m Data input disable time SROMCS CS tcss lt tcsH tsKH a tsKL SROMCLK SK 8 SROMOUT 01 SROMIN DO READ s t tsv DF SROMIN 00 PROGRAM 1123F3 7 EEPROM Figure 3 6 Waveforms Serial EEPROM Interface ROCKWELL PROPRIETARY INFORMATION 1129 RCV56HCF Modem Designer s Guide 3 3 3 External Device Bus Timing The external Device Bus timing is listed in Table 3 12 and illustrated in Figure 3 7 Table 3 12 Timing External Device Bus Interface Symbol Description Min Units TestConditions ___ 4 wj 2 tapas Readdataaccess m Write _____
16. POIGONFIGURATION REGISTERS u L iter o de ER ree PED Hee ed ron Ee 5 1 5 1 1 VendorlD Field eerie HE ee eer m ER SEES 5 1 54 2 Device ID Fielduu u sore treten ot Eq nen euet eu 5 1 5 1 3 Command Register ette ti erede od Sd cte 5 2 5 1 4 Status 5 M M 5 2 51 5 Revision uu ee e sere Perte uve tke aep deeds E gere une Ce ese indiestore 5 3 5 1 6 Class Code eue edet divine eue 5 3 5 127 Latency Timer Register qapas e Ea CER ouo 5 3 5 1 8 Header ete le Dre a e rapto 5 3 5 1 9 6IS PointerXBegisiel donent svete dein co det tct a 5 3 5 1 10 Subsystem Vendor ID and Subsystem ID 5 3 5 TAT Register ao t eter EL E 5 3 5 1 12 Interrupt Pin Register 5 3 5 1 13 Min Grant and Latency 5 3 5 2 BASE ADDRESS REGISTER anise ail eee 5 3 5 3 SERIAL EEPROM INTERFAGE th Ae aysasha qayakuqku ee 5 4 6 COMMAND EL RN 6 1 ROCKWELL PROPRIETARY INFORMATION 1129 Figure 1 1
17. Break Handing in Eror Contoloperaion x x x hes x x L x L x eros ozvi Frame Check Sequence x x x P x Sewon x x L x T x erem Cal Termination Buter Management x lt KL gt gt x gt x gt x gt x gt 2 lt lt lt lt gt x x lt x 2 lt lt lt X lt lt lt lt gt gt gt gt ROCKWELL PROPRIETARY INFORMATION 6 1 6 2 RCV56HCF PCI CardBus Modem Designer s Guide Table 5 1 Command Set Summary Functional Use Sort Cont d Configuration Command Description Data Fax Voice Data Fax Voice Data Fax Voice Speakerphone Speakerphone ISDN Data Compression Data Compression Reporting x O o Se Retrain __ _____________ access wis L L r ___ FaComads Lr _ paweeAwoAwwe _______ x x x X x x x HFRS WattorSiene X x Transmit Data with lt MOD gt Carer X x x FAM Data with lt MOD gt Carer X x x x Transmit HDLC Data with lt MOD gt Carer X x x Receive HDLG Data with X x x FAR AmpieReepnComd x x
18. e E e dcs d tuti Connection Speed eati deed i De die Le Eggs ue eae eile teet E seth vet ere eeu e uie t deceat eR PUE eade 2 2 DATA MODE uu Speed Buffering Normal Mode DTE to Modem Flow 9 7 nnns nnns nnns nnns nsns Escape Sequence GSTN Cleardown K56flex 34 V 32 bis 32 Fall Forward Fallback K56flex V 34 V 32 32 Retraifi aes 2 3 ERROR CORRECTION AND DATA V 42 Error MNP 2 4 Error Correction eiss u desee V 42 bis Data Compression ted ec MNP 5 Data COImpresslOm ua dest 2 4 MNP 10EC ENHANCED CELLULAR CONNECTION 2 5 RAX CLASS 1 OPERATION poitea nett eee A anton eru 2 6 VOICE AUDIO MODBDE 1 ls e c dete Hr arcet e eid edet 2 6 1 Online Voice Command 2 6 2 Voice Receive Mode 2 6 3 Voice Transmit YR edge ege 2 6 4 Tone Detecto
19. lt oo SOS o OSO p oso SOS 0 0 07 SOS p TeSRBN SOS IMIXSIN osuor SOS so p s TeVRXOUT SOS 0 o SOS OS smouT TeVIXSN o SOS RESERVED __ Reserved Function May be connected to internal cirouit Leave open 1129 ROCKWELL PROPRIETARY INFORMATION 3 17 RCV56HCF PCI CardBus Modem Designer s Guide 3 2 ELECTRICAL SWITCHING AND ENVIRONMENTAL CHARACTERISTICS 3 2 1 Power and Maximum Ratings The current and power requirements are listed in Table 3 5 The absolute maximum ratings are listed in Table 3 6 Table 3 5 Current and Power Requirements Current Powr _____ Typical Maximum Typical Maximum Current mA Current mA Power mW Power mW Bus Interface 11229 fin 28 224 MHz Operating Modem Data Pump R6776 fiy 28 224 MHz Operating 191 Sleep 5 9 Total MDP Operating MDP Sleep Notes Operating voltage VDD 3 3V 0 3V Test conditions VDD 3 3 VDC for typical values VDD 3 6 VDC for maximum values Table 3 6 Maximum Ratings Symbol Limits Supply Voltage 0 5 to 4 6 Input Voltage 0 5 to VCC 0 5 Operating Temperature Range 0 to 70 Storage Temperature Range 55 to 125 Analog Inputs 0 3 to VAA 0 3
20. Figure 1 2 Figure 1 3 Figure 3 1 Figure 3 2 Figure 3 3 Figure 3 4 Figure 3 5 Figure 3 6 Figure 3 7 Figure 3 8 Figure 4 1 Figure 4 2 1129 RCV56HCF PCI CardBus Modem Designer s Guide List of Figures RCVSGHGE System OVervIQGWza u ate 1 4 RCV56HCF Hardware Configuration Block 1 5 Typical Audio Signal Interface 5 1 10 RGV56EICF Interface Signals kuu date aa ya eon t decedat 3 2 Bus Interface 176 Pin TQFP Hardware Interface Signals 3 3 Bus Interface 176 Pin TQFP Pin u 3 4 144 Pin Hardware Interface Signals 3 11 144 Pin TQFP Pin 3 12 Waveforms Serial EEPROM 1 1 4441 10 00 000000000000 a 3 22 Waveforms External Device Bus Interface 3 24 Waveforms 2 3 25 Package Dimensions 144 Pin T QFP terres fe tenerte 4 8 Package Dimensions 176 Pin sensn 4 9 ROCKWELL PROPRIETARY INFORMATION RCV56HCF PCI CardBus Modem Designer s Guide List of Tables Table 1 1 Modem Models and
21. Voltage Applied to Outputs in High Impedance Off State 0 5 to VCC 0 5 DC Input Clamp Current 20 DC Output Clamp Current 20 Static Discharge Voltage 25 2500 Latch up Current 25 400 3 18 ROCKWELL PROPRIETARY INFORMATION 1129 RCV56HCF PCI CardBus Modem Designer s Guide 3 2 2 PCI Bus Table 3 7 summarizes the PCI DC specifications for 3 3V signaling Table 3 8 summarizes the PCI AC specifications for 3 3V signaling Table 3 7 PCI Bus DC Specifications for 3 3V Signaling Units Notes we Suppyvorage L 30 C C CC 59 wn righ votage ose v v mputuow Votage os v nput Pulup votage Jovo T L T j Leakage Curent Von Output High Voltage 05 ovce Jo o v Output Low Voltage iu tsm_ V On input Pin Capacitance tr ____ CLK Pin Capacitance CIDSEL IDSEL Pin Capacitance de ipin ____ Pininductance 1111 do 141 Table 3 8 PCI Bus AC Specifications for 3 3V Signaling Condition Un Notes Switching Current High Test ove m Switching CurentLow tee L Fosvoesvouts0 1ves
22. 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 3 13 RCV56HCF PCI CardBus Modem Designer s Guide Table 3 3 MDP Pin Signals 144 Pin TQFP Continued Signal Label y o Signal Label y o Type Type GND 136 RESERVED 6 685 RESERVED 66 135 RESERVED NC 136 RESERVED NC 66 1 RS4 139 RESERVED 6 68 69 4 12 7 N 143 ONC 144 Notes 1 types IA IB Digital input Digital output see Table 3 9 Analog input O DD O DF Analog output see Table 3 10 DI Device interconnect NC No external connection allowed may have internal connection Interface Legend MDP Modem Data Pump BIF Bus Interface Device ISDN ISDN U or S T interface device 3 14 ROCKWELL PROPRIETARY INFORMATION 1129 RCV56HCF PCI CardBus Modem Designer s Guide Table 3 4 MDP Pin Signal Definitions Type Signal Definition OVERHEAD SIGNALS XTLI Htc Crystal Int Connect the BIF MODEMCLK pin through 33 Q resistor XTLO Crystal Out Leave open 00000000 Crystal Out Leave open ge pe Digital Power Supply To 3 3V and digital circuits power supply filter AVDD ______ Analog Power Supply 3 3V and analog circuits power
23. GND GNT REQ CLKRUN AD31 GND AD30 AD29 AD28 AD27 VDD GND AD26 025 AD24 CBE3 VIO1 RESERVED 145 175 RESERVED 174 LCS_H2 IDSEL 46 RCV56HCF PCI CardBus Modem Designer s Guide 173 USED L1 172 LCS_H1 171 E3 LCS Lii IRING_L1 160 1 RESERVED 152 RESERVED 151 RESERVED 148 1 RESERVED 147 F3 RESERVED 146 RESERVED 145 7 RESERVED 144 1 RESERVED 143 J RESERVED 142 1 RESERVED 141 RESERVED 140 1 RESERVED 139 RESERVED 138 1 RESERVED 137 RESERVED 167 L3 oH 11 166 11 165 1 vorcEs 164 MUTE 163 7 oRING Ht 162 3 H2 161 3 RH _L1 2 61 FRAME 62 IRDY 63 TRDY 64 DEVSEL 66 C 67 PERR 68 SERR 69 1 73 Figure 3 3 Bus Interface 176 TQFP Pin Signals ROCKWELL PROPRIETARY INFORMATION 135 3 XIN XOUT MODEM_CLK GND DD0 DD1 DD2 DD3 DD4 DD5 DD6 DD7 GND VDD DAO DAI DA2 DA3 DA4 MODEM_CS DWR DRD VDD GND RXCLK WKRES M_TXCLK M_TX DRESET SI FRAME SI CLK SI DU SI DD GND ADO AD1 AD2 AD3 VDD GND AD4 ADS AD6 AD7 MS189F4 BIF PO 176TQFP 1129 RCV56HCF PCI CardBus Modem Designer s Guide Table 3 1 Bus Interface 176 Pin TQFP Pin Signals Pim Signallabe 10 Pin Signaltabel 10 woType intere ___ PWR
24. supported in the BIF device Table 5 1 PCI Configuration Registers Vendor ID Status Command Revision ID Not Implemented Not Implemented Base Address 0 Memory BIF Unused Base Address Register Unused Base Address Register Unused Base Address Register Unused Base Address Register Unused Base Address Register CIS Pointer Subsystem Vendor ID Not Implemented Reserved Reserved 5 11 Vendor ID Field This field is read only and is loaded from the serial EEPROM after reset events The default value for the Vendor ID is 127a 5 1 2 Device ID Field This field is read only and is loaded from the serial EEPROM after reset events 1129 ROCKWELL PROPRIETARY INFORMATION 5 1 RCV56HCF PCI CardBus Modem Designer s Guide 5 1 3 Command Register The Command Register bits are described in Table 5 2 Table 5 2 Command Register Bit Description Controls a device s response to I O Space accesses A value of 0 disables the device response A value of 1 allows the device to respond to I O Space accesses State after RST is 0 1 Controls a device s response to Memory Space accesses A value of 0 disables the device response A value of 1 allows the device to respond to Memory Space accesses State after RST is 0 Controls a device s ability to act as a master on the PCI bus A value of 0 disables the device from generating PCI accesses A value of 1 allows the device to behave as a bus master State after RST
25. x L x T x O x L x T x Stat Modem Receive Record oo x T x T x voceros x L X PL x Stat Modem Transm eaa x L x T x ven Voie Gain Receive Record Gain x T x P x Voie Gain Transmit Playback voun x L x L x L x x Analog Source Destnaion Seleon x X T x o vso Detection overa seeno compescnwemdSden x T x T x vo BenTwewaenTmr aen T x L x T vor Cono Tone vet x L x x merena x 71 _ ____ L C L x TL L x TL x sena Speakerphone Signal Contin L x TL x ves X K 1K gt gt gt x gt x gt x gt x gt x lt gt x lt X X X x x x ROCKWELL PROPRIETARY INFORMATION 6 3 6 4 RCV56HCF PCI CardBus Modem Designer s Guide Table 6 2 Command Set Summary Alphanumeric Sort Configuration Command Description Data Fax Data Fax Voice Data Fax Voi
26. 0 kHz 11 025 kHz 22 050 kHz and 44 1 kHz down sampled to 11 025 Handset acoustic line echo cancellation Music on hold from host or analog hardware input TAM support with concurrent DTMF detect ring detect and caller ID World class operation option Call progress blacklisting multiple country support Integrated internal hybrid Caller ID and distinctive ring detect Modem and audio paths concurrent across PCI bus Single profile stored in host System compatibilities Windows 95 and Windows NT operating systems Microsoft s PC 97 Design Initiative compliant Unimodem V compliant 32 bit PCI Local Bus interface Conforms to the PCI Local Bus Specification Production Version Revision 2 1 PCI Bus Mastering interface to the MDP CardBus support with 512 byte RAM for CIS 33 MHz PCI clock support Device packages Bus Interface in 176 pin TQFP in 144 pin TQFP e 3 3V operation See Note 6 in Table 1 1 1 2 ROCKWELL PROPRIETARY INFORMATION 1129 1129 RCV56HCF PCI CardBus Modem Designer s Guide Table 1 1 Modem Models and Functions Supported Functions Marketing K56flex Voice Audio Full duplex Model Number V 34 VoiceView Speakerphone AudioSpan FDSP and DSVD Notes 1 Thetwo device set manufacturing part numbers are PCI Bus Interface 176 pin TQFP 11229 XX MDP in 144 pin R6776 XX Legend Y Function suppor
27. 22 3 371 POI Bus TIMING decet E sedg cet en DU EL ia 3 22 3 32 Serial EEPROM Timing tete e Ee EOD p a e Debe e P He OD Due dle be 3 22 3 3 3 External Device B s Timing S sawas ss 3 23 2 InterfaCe a t adea m ea on augere tuts 3 25 4 DESIGN CONSIDERATIONS u uu uu iu nass masas qhuya asi irena eisa taa 4 1 4 1 PC BOARD LAYOUT nene 4 1 421 1 General Principles yupa as anu su u Ack aden aceite 4 1 4 1 2 Component Placement sisi 0 cient 4 1 Signal a 4 2 POWE techs aqata 4 3 4 155 Ground rt t eu eade 4 4 4 1 6 MeL 4 4 41 7 LA 4 4 4 1 8 Telephone and Local Handset Interface 4 5 4 1 9 Optional cece n 4 5 41 10 MDP 4 5 4 2 CRYSTAL OSCILLATOR SPECIFICATIONS 4 5 4 3 OTHER CONSIDERATIONS Le dee ie cde e bee tede io 4 5 4 4 PACKAGE DIMENSIONS tete ptu et E 4 8 5 SOFTWARE INTERFAGCE inerenti de 5 1
28. AD12 AD13 AD14 AD15 AD16 AD17 AD18 AD19 AD20 AD21 AD22 AD23 AD25 AD26 AD27 AD28 AD29 AD30 AD31 PAR REQ GNT INTA STOP PERR SERR SROMCLK SROMCS EEPROM SROMIN SROMOUT NC NC NC RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED CLKRUN CARDBUS MODEM_CS MODEM_IRQ M_TXCLK M_TX M_RXCLK M_RX WKRES SI FRAME SI CLK SI DD SI DU M CLK L85CLK M RXOUT M SCLK M STROBE M CTRL M TXSIN V RXOUT V STROBE V CTRL TXSIN OH_L1 CID_L1 VOICE MUTE_L1 IRING_L1 LCS_Li RH_L1 USED_L1 LCS_H1 ORING_H1 LCS_H2 ORING_H2 1 00 1 01 1 02 1 03 1 04 DAO DA1 024 PCIBUS INTERFACE DA2 176 11229 DA3 DA4 DDO 001 002 003 004 005 006 007 DRD DWR DRESET DRESET ISDN_CS ISDN_INT VIO1 vlo2 VDD VDD VDD VDD VDD VDD VDD VDD VDD VDD VDD VDD VDD VDD VDD VDD VGG1 GND GND GND GND GND GND GND GND GND MDP AND ISDN U OR S T INTERFACE ISDN U OR S T INTERFACE MD189F3 11221HS 176TQFP Figure 3 2 Bus Interface 176 Pin TQFP Hardware Interface Signals ROCKWELL PROPRIETARY INFORMATION 3 3 3 4 VDD RESERVED RESERVED GND VDD RESERVED RESERVED RESERVED CARDBUS SROMCS SROMIN SROMOUT SROMCLK RESERVED RESERVED ISDN_CS ISDN_INT GND NC NC NC NC NC INTA PCIRST VDD PCICLK
29. Avoid right angle 90 degree turns on high frequency traces Use smoothed radiuses or 45 degree corners ROCKWELL PROPRIETARY INFORMATION 1129 RCV56HCF PCI CardBus Modem Designer s Guide 10 Minimize the number of through hole connections feedthroughs vias on traces carrying high frequency signals 11 Keep all signal traces away from crystal circuits 12 Distribute high frequency signals continuously on a single trace rather than several traces radiating from one point 13 Provide adequate clearance e g 60 mil minimum around feedthroughs in any internal planes in the DAA circuit 14 Eliminate ground loops which are unexpected current return paths to the power source 4 1 4 Power 1 Identify digital power VDD and analog power AVDD supply connections 2 Place a 10 uF electrolytic or tantalum capacitor in parallel with a ceramic 0 1 uF capacitor between power and ground at one or more points in the digital section Place one set nearest to where power enters the PCB edge connector or power connector and place another set at the furthest distance from where power enters the PCB These capacitors help to supply current surge demands by the digital circuits and prevent those surges from generating noise on the power lines that may affect other circuits 3 For2 layer boards route a 200 mil wide power trace on two edges of the same side of the PCB around the border of the circuits using the power Note that a digital ground trac
30. Mode Load Capacitance e Shunt Capacitance Series Resistance Ry Drive Level Operating Temperature Storage Temperature Mechanical Dimensions L x W x H Mounting Holder Type Suggested Suppliers Notes 28 224 MHz nom 50 ppm 16 5 and 19 5 pF 30 ppm 0 C to 70 C 20 ppm 5 years Fundamental Parallel resonant 18 pF nom 7 pF max 35 max 920 nW drive level 100uW correlation 500uW max 09010 70 C 40 C to 85 C 11 05 x 4 65 x 13 46 mm max Through Hole HC 49 U KDS America ILSI America Vectron Technologies Inc 1 Characteristics 25 unless otherwise noted 2 Supplier Information KDS America Fountain Valley CA 92626 714 557 7833 ILSI America Kirkland WA 98033 206 828 4886 Vectron Technologies Inc Lowell NH 03051 603 598 0074 Toyocom U S A Inc Costa Mesa CA 714 668 9081 ROCKWELL PROPRIETARY INFORMATION 4 7 RCV56HCF Modem Designer s Guide 4 4 PACKAGE DIMENSIONS The package dimensions are shown in Figure 4 1 144 pin TQFP and Figure 4 2 176 pin TQFP Millimeters Inches Min Max Min Max 1 6 0 0630 0 05 0 15 0 0020 0 0059 1 4 REF 0 0551 REF 21 75 22 25 0 8563 0 8760 20 0 0 7874 17 5 0 6890 0 5 0 75 0 0197 0 0295 1
31. TELOUT L1 MIC M V and SPKROUT M lines Route MDP modem interconnect signals by the shortest possible route avoiding all analog components 5 Provide an RC network on the AVAA supply in the immediate proximity of the AVAA pin to filter out high frequency noise above 115 kHz A tantalum capacitor is recommended especially in a 2 layer board design for improved noise immunity with a current limiting series resistor or inductor to the VCC supply which meets the RC filter frequency requirements 6 Provide a 0 1 ceramic decoupling capacitor to ground between the high frequency filter and the VAA pin 7 Provide a 0 1 ceramic decoupling capacitor to ground between the VCC supply and the AVDD pin 4 2 CRYSTAL OSCILLATOR SPECIFICATIONS Recommended surface mount crystal specifications are listed in Table 4 2 Recommended through hole crystal specifications are listed in Table 4 3 4 3 OTHER CONSIDERATIONS The DAA design described in this designer s guide is a wet DAA i e it requires line current to be present to pass the signal Therefore if the modem is to be connected back to back by cable directly to another modem the modems will not be able to connect The DAAs must be modified to operate dry i e without line current when used in this environment A complete schematic is available for the RCV56HCF Data Fax Modem PCI Half Card Reference Design TRO4 D380 1129 ROCKWELL PROPRIETARY INFORMATION 4 5 RCV56HCF
32. Table 4 1 Modem Pin Noise Characteristics 4 3 Table 4 2 Crystal Specifications Surface Mount 4 6 Table 4 3 Crystal Specifications Through Hole a 4 7 5 Beglsters c qaa deb uie ti andes 5 1 Table 5 2 Command Register 2 ae vide 5 2 Table 5 3 Stat s Register u n tec Wisa 5 2 Table 5 4 Address aa upa a E eee een dane a pads 5 3 T ble 5 5 EEPROM Configuration Data eod 5 4 Table 6 1 Command Set Summary Functional Use 6 1 Table 6 2 Command Set Summary Alphanumeric Sort 6 4 vi ROCKWELL PROPRIETARY INFORMATION 1129 RCV56HCF Modem Designer s Guide 1 INTRODUCTION 1 1 SUMMARY The Rockwell Host Controlled Modem Device Family supports high speed analog data high speed fax ISDN DSVD AudioSpan speakerphone audio voice and VoiceView operation It operates with PSTN or ISDN telephone lines in the U S and world wide and is offered in several device models see Table 1 1 The modem device set consists of PC PCI bus interface BIF and modem data pump MDP hardware available i
33. and decoupling capacitors a Place digital components close together in order to minimize signal trace length b Place 0 1 decoupling bypass capacitors close to the pins usually power and ground of the IC they are decoupling Make the smallest loop area possible between the capacitor and power ground pins to reduce EMI c Place host bus interface components close to the edge connector in accordance with the applicable bus interface standard e g the PCI Bus Specification d Place crystal circuits as close as possible to the devices they drive Provide a connector component usually a zero ohm resistor or a ferrite bead at one or more points on the PCB to connect one section s ground to another 4 1 3 Signal Routing 1 Route the modem signals to provide maximum isolation between noise sources and noise sensitive inputs When layout requirements necessitate routing these signals together they should be separated by neutral signals The noise source neutral and noise sensitive pins are listed in Table 4 1 Keep digital signals within the digital section and analog signals within the analog section Previous placement of isolation traces should prevent these traces from straying outside their respective sections Route the digital traces perpendicular to the analog traces to minimize signal cross coupling Provide isolation traces usually ground traces to ensure that analog signals are confined to the analog section
34. control the normally open Caller ID relay The polarity of this output is configurable VOICE Ot12 Voice Relay Control Output typically active low used to control the normally open The polarity of this output is configurable MUTE_L1 Ot12 Mute Relay Control Output typically active low used to control the normally open mute relay The polarity of this output is configurable IRING_L1 It Ring Indicate A high going edge used to initiate presence of a ring frequency Typically connected to the output of an optoisolator or equivalent The idle state no ringing output of the ring detect circuit should be low LCS_L1 CN Line Current Sense Active low input used to indicate handset off hook status RH_L1 Remote Hangup Active low input used to indicate hangup of the remote modem or telephone i e the remote modem telephone has released the line gone on hook USED L1 Ot12 Extension Offhook Active high input used to indicate the telephone line is in use by the local handset or an extension phone LCS Current Sense Handset 1 Active low input used to indicate ofhookstatus from handset i 3 8 ROCKWELL PROPRIETARY INFORMATION 1129 RCV56HCF PCI CardBus Modem Designer s Guide Table 3 2 Bus Interface Pin Signal Definitions Cont d Type Signal Name Description MDP INTERFACE MODEM MDP Interrupt Request MODEM is the active low interrupt request from the MDP Connect to the MDP IRQ pin
35. gt lt lt lt lt gt gt x gt x gt gt x gt x gt x gt x gt x gt x gt x gt x gt x gt gt gt E gt gt x x x x lt x lt Xx x gt x lt gt x lt x lt x x gt x lt gt x lt x lt x x x x x x x x x lt lt lt lt lt lt x x x x x 1129 1129 RCV56HCF PCI CardBus Modem Designer s Guide Table 5 2 Command Set Summary Alphanumeric Sort Cont d Configuration Command Description Data Fax Data Fax Voice Data Fax Voice Data Fax Voice Speakerphone Speakerphone ISDN prewosemtecarFew Gn x x x RR Modem Local Rate Reporing x x x J gt Tess x x X x x gt Modulation Selection x x x J gt iver x woo x x gt pora x x gt bv x x gt onto Tone Cadence Reporing x MeemeeGan x gt Lvan voice Gain x x gt vas ewe x gt ivar Gan Transmit Playback vouney x x x
36. is 0 Not Implemented Not Implemented Not Implemented This bit controls the device s response to parity errors When the bit is set the device must take its normal action when a parity error is detected When the bit is 0 the device must ignore any parity errors that it detects and continue normal operation This bit s state after RST is 0 This bit is used to control whether or not a device does address data stepping This bit is read only from the PCI interface It is loaded from the serial EEPROM after RST This bit is an enable bit for the SERR driver A value of 0 disables the SERR driver A value of 1 enables the SERR driver This bits state after RST is 0 This bit controls whether or not a master can do fast back to back transactions to different devices A value of 1 means the master is allowed to generate fast back to back transactions to different agents as described in Section 3 4 2 of the PCI 2 1 specification A value of 0 means fast back to back transactions are only allowed to the same agent This bit s state after RST is 0 5 7 5 1 4 Status Register The Status Register bits are described in Table 5 3 Status register bits may be cleared by writing a 1 in the bit position corresponding to the bit position to be cleared It is not possible to set a status register bit by writing from the PCI Bus Writing a 0 has no effect in any bit position Table 5 3 Status Register Description 0 4 Reserved N
37. pin typically from a microphone handset or the telephone line 3 Voice Transmit Mode supports playback of voice or audio data to the TXA1 L1 TXA2 L1 output typically to speaker handset or to the telephone line 1129 ROCKWELL PROPRIETARY INFORMATION 1 7 RCV56HCF PCI CardBus Modem Designer s Guide Speakerphone Mode ISDN and SP Models The speakerphone mode features an advanced proprietary speakerphone algorithm which supports full duplex voice conversation with both acoustic and line echo cancellation Parameters are constantly adjusted to maintain stability with automatic fallback from full duplex to pseudo duplex operation The speakerphone algorithm allows position independent placement of microphone and speaker The speakerphone mode provides hands free full duplex telephone operation under host control The host can separately control volume muting and AGC in microphone and speaker channels Synchronous Access Mode SAM V 80 and Rockwell Video Ready synchronous access modes between the modem and the host DTE are provided for host controlled communication protocols H 324 video conferencing applications Voice call first VCF before switching to a videophone call is also supported 1 3 3 Host Controlled Modem Software Host controlled modem software performs processing of general modem control command sets fax Class 1 AudioSpan DSVD speakerphone voice audio TAM error correction data compression an
38. speeding up CLK Connect to GND through 1KQ for PCI designs PCIRST Ip PCI Bus Reset PCIRST PCI Bus RST signal is used to bring PCl specific registers sequencers and in signals to a consistent state AD 31 0 l Opts Multiplexed Address and Data Address and Data are multiplexed on the same PCI pins 1 5 3 0 l Opts Bus Command and Bus Enable Bus Command and Byte Enables are multiplexed on the same PCI pins 1 5 During the address phase of transaction C BE 3 0 define the bus command During the data phase C BE 3 0 used as Byte Enables PAR l Opts Parity Parity is even parity across AD 31 00 and C BE 3 0 The master drives PAR for address and 1 5 write data phases the Interface drives PAR read data phases FRAME I Opsts Cycle Frame FRAME is driven by the current master to indicate the beginning and duration of an access 5 5 IRDY l Opsts Initiator Ready IRDY is used to indicate the initiating agent s bus master s ability to complete the current s t s data phase of the transaction IRDY is used in conjunction with TRDY TRDY l Opsts Target Ready TRDY is used to indicate s the Bus Interface s ability to complete the current data phase of s t s the transaction TRDY is used in conjunction with IRDY STOP l Opsts Stop STOP is asserted to indicate the Bus Interface is requesting the master to stop the current s t s transaction IDSEL Initialization Device IDSEL inpu
39. 0 0 0394 REF 0 50 BSC 0 0197 BSC 0 17 0 27 0 0067 0 0106 0 11 0 17 0 0043 0 0067 Coplanarity 0 08 MAX 0 0031 MAX Ref 144 TQFP GP00 D252 Metric values millimeters should be used for PCB layout English values inches are converted from metric values and may include round off errors DETAILA PD TQFP 144 040395 Figure 4 1 Package Dimensions 144 Pin TQFP 4 8 ROCKWELL PROPRIETARY INFORMATION 1129 RCV56HCF PCI CardBus Modem Designer s Guide 26 0 20 26 0 20 23 87 10 24 00 10 aae REF 23 87 10 24 00 10 DETAIL ROIS TYP GAUGE PLANE R0 20 12 SEATING PLANE 100 REF 0 30 REF 0 60 15 10 140 05 05 15 ETAIL Figure 4 2 Package Dimensions 176 TQFP 1129 ROCKWELL PROPRIETARY INFORMATION 4 9 4 10 RCV56HCF PCI CardBus Modem Designer s Guide This page is intentionally blank ROCKWELL PROPRIETARY INFORMATION 1129 RCV56HCF Modem Designer s Guide 5 SOFTWARE INTERFACE 5 1 PCI Configuration Registers The PCI Configuration registers are located in the BIF Table 5 1 identifies the configuration register contents that are
40. 6 Rockwell semiconductor Systems RCV56HCF Modem Designer s Guide Preliminary ROCKWELL PROPRIETARY INFORMATION DISSEMINATION OR USE OF THIS INFORMATION IS NOT PERMITTED WITHOUT THE WRITTEN PERMISSION OF ROCKWELL INTERNATIONAL Order No 1129 Rev 1 August 19 1997 RCV56HCF PCI CardBus Modem Designer s Guide NOTICE Information furnished by Rockwell International Corporation is believed to be accurate and reliable However no responsibility is assumed by Rockwell International for its use nor any infringement of patents or other rights of third parties which may result from its use No license is granted by implication or otherwise under any patent rights of Rockwell International other than for circuitry embodied in Rockwell products Rockwell International reserves the right to change circuitry at any time without notice This document is subject to change without notice K56flex is a trademark of Lucent Technologies and Rockwell International MNP 10EC and DigiTalk are trademarks of Rockwell International MNP is a trademark of Microcom Systems Inc VoiceView is a registered trademark of Radish Communications Inc Hayes is a trademark of Hayes Microcomputer Products Inc ii ROCKWELL PROPRIETARY INFORMATION 1129 1129 1 N RCV56HCF PCI CardBus Modem Designer s Guide Table of Contents INTRODUGTION m
41. A will be used 5 1 13 Min Grant and Max Latency Registers The Min Grant and Max Latency registers are used to specify the devices desired settings for Latency Timer values For both registers the value specifies a period of time in units of 1 4 microsecond Min Grant is used for specifying the desired burst period assuming a 33 MHz clock Min Latency specifies how often the device needs to gain access to the PCI bus These registers are loaded from the serial EEPROM after RST 5 2 BASE ADDRESS REGISTER BIF provides a single Base Address Register The Base Address Register is a 32 bit register that is used to access the BIF register set Bits 3 0 are hard wired to 0 to indicate memory space Bits 15 4 will be hard wired to 0 The remaining bits 31 16 will be read write This specifies that this device requires a 64k byte address space After reset the Base Address Register contains 0x00000000 The 64k byte address space used by the BIF is divided into 4k byte regions Each 4k byte region is used as Table 5 4 Table 5 4 BIF Address Map 15 12 11 0 ns asera ooo Reed 1 nso ooo Reserved 1129 ROCKWELL PROPRIETARY INFORMATION 5 3 RCV56HCF PCI CardBus Modem Designer s Guide 5 3 SERIAL EEPROM INTERFACE The serial EEPROM interface is used to load PCI configuration parameters and CIS information required for Card Bus operation after a reset occurs The PCI configuration information to be load
42. ASS Select Active Service Cass x x x x FDD Double Escape Character Replacement Control orema _ x x L x L x x L x PL x x L x T x L x PL x hr x L x TP x Local DTEModem Sera Pon Rats x x x Receive HDLC deta win lt MOD gt carter x x x T x FRM Receive Data wth x x x P x wansi x L x PL x X x L x Data win oscari x x x stop Transmission and Pause x T x T x GAP Request Complet Capa x x x T x loa County orinstalaion x x L x L x how Request Manufacturer aenticaion x x x GMM Request Moana x x P x Request Revision dentitcaton x x T x Object entneaton x x x GSN RemesrProduiSeraNumberWeoson X x x x Enable Disable Video Ready Mode ROCKWELL PROPRIETARY INFORMATION gt lt HH gt lt lt lt lt lt lt lt gt OK gt x gt x gt x gt x gt x gt x Ead gt Eas gt lt lt lt lt lt Ead gt gt gt gt x gt x gt x gt x OK Ead gt x gt x gt x x KL KL gt gt gt gt gt gt gt x gt x gt x gt x OK gt x gt x Eas
43. E BIF Data Fax PSTN Configuration RC56HCF RC56HCFW eee 56 MODEM DEVICE SET DAA AND TELEPHONE HANDSET INTERFACE 7 TELEPHONE LINE TELEPHONE HANDSET OPTIONAL DATA PUMP roS BUS VOICE BIF SPEAKER MICROPHONE INTERFACE L OPTIONAL USE SUPPORTED BY MODEL HARDWARE AND SOFTWARE b Data Fax Voice Speakerphone SVD PSTN Configuration RCV56HCF SP and RCV56HCFW SP Figure 1 2 RCV56HCF Hardware Configuration Block Diagram ROCKWELL PROPRIETARY INFORMATION OPTIONAL USE SUPPORTED BY MODEL HARDWARE AND SOFTWARE 1 5 1 6 RCV56HCF PCI CardBus Modem Designer s Guide DAA AND TELEPHONE HANDSET INTERFACE TELEPHONE LINE HOST INTERFACE DATA PUMP BUS MDP INTERFACE BIF AUDIO INTERFACE OPTIONAL 1 ISDN 1 U OR S T 1 INTERFACE gy mummummummummum TELEPHONE HANDSET OPTIONAL SPEAKER MICROPHONE ISDN LINE OPTIONAL USE SUPPORTED BY MODEL HARDWARE AND SOFTWARE c Data Fax Voice Speakerphone SVD ISDN PSTN and ISDN Configuration RCV56HCF ISDN and RCV56HCFW ISDN RCV56HCF MODEM DEVICE SET TELEPHONE HANDSET INTERFACE OPTIONAL DC FEED TELEPHONE HANDSET 1 HO
44. ISDN device DIN pin 1129 ROCKWELL PROPRIETARY INFORMATION 3 15 RCV56HCF PCI CardBus Modem Designer s Guide Table 3 4 MDP Signal Definitions Cont d Type Signal Name Description TELEPHONE LINE TELEPHONE AUDIO INTERFACE SIGNALS AND REFERENCE VOLTAGE TXA1 L1 O DF Transmit Analog 1 and 2 The TXA1 L1 and TXA2 11 outputs are differential outputs 180 degrees out of TXA2 L1 phase with each other Each output can drive a 300 Q load RXA L1 Receive Analog RXA L1 is a single ended receive data input from the telephone line interface or an optional external hybrid circuit The input impedance is gt 70k TELOUT L1 O DF Telephone Handset Analog Output TELOUT L1 is a single ended analog output to the telephone handset speaker interface circuit TELOUT 11 can drive 300 load TELIN L1 Telephone Analog Input TELIN_L1 is single ended analog input the telephone handset microphone interface circuit The input impedance is gt 70k Microphone Input MIC_M is a single ended microphone input The input impedance is gt 70k DA Voice Microphone Input MIC_V is a single ended microphone input The input impedance is gt 70k Q SPKROUT_M O DF Modem Speaker Analog Output The SPKROUT_M analog output reflects the received analog input signal The SPKROUT_M on off and three levels of attenuation are controlled by bits in DSP RAM When the speaker is turned off the
45. In K56flex mode the modem can receive data from a digital source using a K56flex compatible central site modem e g Rockwell RC56CSM over the digital telephone network portion of the PSTN at line speeds up to 56 kbps Asymmetrical data transmission supports sending data at V 34 rates This mode can fall back to full duplex V 34 mode and to slower rates as supported by line conditions In V 34 data modem mode the modem can also operate in 2 wire full duplex asynchronous modes at line rates up to 33600 bps Data modem modes perform complete handshake and data rate negotiations Using V 34 modulation to optimize modem configuration for line conditions the modem can connect at the highest data rate that the channel can support from 33600 bps to 2400 bps with automatic fallback Automode operation in V 34 is provided in accordance with PN3320 and in V 32 bis in accordance with PN2330 All tone and pattern detection functions required by the applicable ITU or Bell standard are supported In fax modem modes the modem fully supports Group 3 facsimile send and receive speeds of 28800 14400 12000 9600 7200 4800 or 2400 bps Fax modes support Group 3 fax requirements Fax data transmission and reception performed by the modem are controlled and monitored through the fax EIA 578 Class 1 command interface Full HDLC formatting zero insertion deletion and CRC generation checking are provided Both transmit and receive fax data are buffered with
46. L1 TELOUT L1 SPKROUT M 24 TXA1 L1 TXA2 L1 82 RESERVED 80 RESERVED 78 RESERVED AGNDM 31 RESET2 32 76 M TXCLK 75 RESERVED 74 RESERVED 73 SR2CLK MICBIAS 7 34 RESERVED 35 SPKMD 36 SSJUXM 59 753 258 2959 Q3AH3S3H 99319531 NISTHLOA NATOA NISXLA MIOSA LNOXYA 38OHlSA qaAu3asaqd 38gOtu1SNW NDUIOIN NIS TH LOW A LAS 5 53 MS181F6 144 Figure 3 5 144 Pin TQFP Pin Signals ROCKWELL PROPRIETARY INFORMATION 1129 3 12 RCV56HCF PCI CardBus Modem Designer s Guide Table 3 3 MDP Pin Signals 144 Pin TQFP Signal Label Signal Label Type Type p 0 1 1 j BIEDDi p NC D2 j BIFDD2 D RESERVED D4 op BIF DD4 Controller BIF DD5 BIF DD6 BIF DD7 BIF DA0 BIF DA0 and to AGND through 0 1 uF AGND 5 AGND AGND AGND mes RESERVED PWR RESERVED RESERVED 2 2 2 D N DAA AGND DAA VAA Audio Circuit DAA DAA VC_L1 through capacitors AGND through capacitors Audio Circuit DAA AGND BIF DRESET Audio Circuit Audio Circuit 5 gle 9 PP
47. LEPHONE LINE TELEPHONE HANDSET INTERFACE CIRCUIT MIC_M MIC_V MICROPHONE SPKROUT_M SOUNDUCER HEADPHONE OPTIONAL AUDIO HEADPHONE INTERFACE CIRCUIT 1123F1 3 AIF 3R US Figure 1 3 Typical Audio Signal Interface U S ROCKWELL PROPRIETARY INFORMATION 1129 RCV56HCF PCI CardBus Modem Designer s Guide Table 1 2 Typical Signal Routing Voice Mode VLS Description Input Selected Output Selected VOICE CID_L1 Command Output Activated Activated Activated O Modom on Phoneconnestediotine vs 2 vodem connected to Handset so ves 3 modem connected Line and Hanase a fes _____ conneciedto Speaker No Modem connectedte Microphone mev e ____ connectedio Speaker No so e Modem connected Line and Speaker LL SPKROUT_M Yes Yes No 1 Modem connectedto Microphone Mov Speaker and Mic routed to Line via Modem Speaker and Mic routed to Line via Modem Speaker and Mic routed to Line via Modem Table 1 3 Relay Positions VoiceView Mode 2 Relay DAA Off Hook Relay OH_L1 Voice Relay VOICE Activated Activated 1129 ROCKWELL PROPRIETARY INFORMATION 1 11 RCV56HCF PCI CardBus Modem Designer s Guide This page is intentionally blank ROCKWELL PROPRIETARY INFO
48. Modem Transmit Data Connect to MDP M TX pin SI Data Upstream Connect to MDP SI DU pin 1129 ROCKWELL PROPRIETARY INFORMATION 3 9 RCV56HCF PCI CardBus Modem Designer s Guide Table 3 2 Bus Interface Pin Signal Definitions Cont d Type Signal Name Description ISDN INTERFACE NON ISDN MODELS ISDN CS ISDN Chip Select Leave open DRESET o External Device Active Low Reset Leave open ISDN INTERFACE ISDN MODELS DA0 DA3 o Device Bus Address Lines 0 3 Connect to the ISDN interface device A0 A3 pins respectively It Ot12 Device Bus Data Line 0 7 Connect to the ISDN interface device D0 D7 pins respectively Read Enable Connect to the ISDN interface device RD pin ISDN_INT ISDN Interrupt Request Connect to GND O ISDN Chip Select Connect to the ISDN interface device CS o Write Enable Connect to the ISDN interface device WR pin Ot2 It 12 12 12 12 Ot2 It ISDN Interrupt Request Connect to the ISDN interface device INT pin DRESET o External Device Active Low Reset Connect to the ISDN interface device pin Notes 1 I O types nput Output PCI open drain PCI type o d Input Output PCI sustained tristate PCI type s t s Input Output PCI tristate PCI type t s Input PCI totem pole PCI type in nput PCI PCI type t s Input TTL Input TTL 2 mA Input TTL internal pull down nput TTL Output TTL It Ot12 Input TTL Ou
49. P gt sls 2152 I US SISI 2 2 2 2 2 2 2 PA oL Sounducer VCC To GND To 5810 106 CLKOUT 91 SR4OUT 87 To IA1CLK 94 SR4IN 89 SA1CLK 93 D or D or D D AGND VCC AGND DGND To SA2CLK 103 To SR3IN 90 SR2CLK 73 SR3OUT 88 CLKOUT 91 58210 104 SLEEPO 113 DGND o 15 16 2 ____ 2 ____ 2 2 4 2 2 ____ 2 2 2 3 ____ ___ 32 33 3 35 36 37 38 39 40 o 42 4 45 46 ____ 47 48 49 50 52 53 54 55 56 ____ 57 58 59 so z 1129 ROCKWELL PROPRIETARY INFORMATION 73 ___ SR2CLK_ 501 55 74 ____ RESERVED 75 ____ RESERVED __ RESERVED N RESERVED i G L 0 enD i CLKOUT RESERVED DGND PLL Circuit Strap Option NC BIF DRESET Dp ____ To MTXSIN 44 To VTXSIN 56 DI To MRXOUT 46 DI ____ To VRXOUT 54 MCLKIN 43 8 VCLKIN 57 sack DI ____ 5 47 NC RESERVED 2 2 2 2 colo 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115
50. RMATION 1129 RCV56HCF PCI CardBus Modem Designer s Guide 2 TECHNICAL SPECIFICATIONS 21 ESTABLISHING DATA MODEM CONNECTIONS Dialing DTMF Dialing DTMF dialing using DTMF tone pairs is supported in accordance with ITU T Q 23 The transmit tone level complies with Bell Publication 47001 Pulse Dialing Pulse dialing is supported in accordance with EIA TIA 496 A Blind Dialing The modem can blind dial in the absence of a dial tone if enabled by the X0 X1 or X3 command Modem Handshaking Protocol If a tone is not detected within the time specified in the S7 register after the last digit is dialed the modem aborts the call attempt Call Progress Tone Detection Ringback equipment busy and progress tones can be detected in accordance with the applicable standard Answer Tone Detection Answer tone can be detected over the frequency range of 2100 40 Hz in ITU T modes and 2225 40 Hz in Bell modes Ring Detection A ring signal can be detected from a TTL compatible square wave input frequency is country dependent Billing Protection When the modem goes off hook to answer an incoming call both transmission and reception of data are prevented for a period of time determined by country requirement to allow transmission of the billing signal Connection Speeds Data modem line connection can be selected using the MS command in accordance with V 25 ter The 5 command selects modulation enables disables aut
51. RUN input 1 8 ROCKWELL PROPRIETARY INFORMATION 1129 RCV56HCF PCI CardBus Modem Designer s Guide 1 3 5 2 Serial EEPROM Interface A serial EEPROM is required to store the Maximum Latency Minimum Grant Device ID Vendor ID Subsystem ID and Subsystem Vendor ID parameters for the Configuration Space Header The serial EEPROM interface connects to an Microchip 93LC66B Atmel AT93C66 or equivalent 256 x 16 serial EEPROM The interface signals are serial data input line from the EEPROM SROMIN a serial data output line to the EEPROM SROMOUT Clock to the EEPROM SROMCLK and chip select to the EEPROM SROMCS The EEPROM is programmable by the PC via the 1 3 5 3 Audio Interface One Speaker output SPKROUT M is provided for an optional OEM supplied speaker circuit Two microphone inputs are supported one for Voice Microphone input V and for Music Microphone input M e g music on hold The V and SPKROUT M lines connect to the handset and speaker to support functions such as AudioSpan headset and speakerphone modes FDSP telephone emulation microphone voice record speaker voice playback and call progress monitor The MIC input can accept an external audio signal to support the music on hold function and routes it to the telephone line If music on hold function is not required the microphone signal can be connected to the M input to support telephone emulation mod
52. S command When connected in K56flex V 34 V 32 bis V 32 mode the modem will fall forward or fallback to the optimal line speed within the current modulation depending upon signal quality if fall forward fallback is enabled by the E1 command Retrain The modem may lose synchronization with the received line signal under poor line conditions If this occurs retraining may be initiated to attempt recovery depending on the type of connection The modem initiates a retrain if line quality becomes unacceptable if enabled by the command The modem continues to retrain until an acceptable connection is achieved or until 30 seconds elapse resulting in line disconnect 2 3 ERROR CORRECTION AND DATA COMPRESSION V 42 Error Correction V 42 supports two methods of error correction LAPM and as a fallback MNP 4 The modem provides a detection and negotiation technique for determining and establishing the best method of error correction between two modems MNP 2 4 Error Correction MNP 2 4 is a data link protocol that uses error correction algorithms to ensure data integrity Supporting stream mode the modem sends data frames in varying lengths depending on the amount of time between characters coming from the DTE V 42 bis Data Compression V 42 bis data compression mode operates when a LAPM or MNP connection is established The V 42 bis data compression employs a string learning algorithm in which a string of characters from th
53. SPKROUT_M output is clamped to the voltage at the VC_L1 pin The SPKROUT_M output can drive an impedance as low as 300 ohms In a typical application the SPKROUT_M output is an input to an external LM386 audio power amplifier VREF High Voltage Reference Connect to VC_L1 through 10 uF polarized terminal to VREF and 0 1 uF ceramic in parallel VC L1 Low Voltage Reference Connect to analog ground through 10 polarized terminal to L1 and 0 1 pF ceramic in parallel PLLVDD Pu PLLVDD Connection Connect to VAA and to AGND through 0 1 uF PLLGND Pu PLLGND Connection Connect to AGND MK4 MK5 IA PLL Circuit Strap Option Connect MK4 to digital ground and leave MK5 open in order to enable the internal PLL circuit SPKMD Modem Speaker Digital Output The SPKMD digital output reflects the received analog input signal digitized to TTL high or low level by an internal comparator to create a PC Card PCMCIA compatible signal 3 16 ROCKWELL PROPRIETARY INFORMATION 1129 RCV56HCF Modem Designer s Guide Table 3 4 MDP Signal Definitions Cont d ooo SOS spo p p o OS 0 SOS Di TeMCLKNRVOLKIN o O so OS s TeMRXOUT SOS p _ 000 0 0 SOS smok TeMSTROB SO spor p IMCLKN TeCKOUT SOS 0
54. ST INTERFACE MODEM De TELEPHONE HANDSET 2 DATA PUMP BUS MDP INTERFACE BIF ISDN U OR S T INTERFACE mummummummummum ISDN LINE OPTIONAL SUPPORTED MODEL HARDWARE AND SOFTWARE d Data Fax Voice Speakerphone SVD ISDN ISDN Only Configuration RCV56HCF ISDN RCV56HCFW ISDN MD189F1 CONF Figure 1 2 RCV56HCF Hardware Configuration Block Diagram Continued ROCKWELL PROPRIETARY INFORMATION 1129 RCV56HCF Modem Designer s Guide 1 3 TECHNICAL OVERVIEW 1 3 1 General Description The RCV56HCF Device Set provides the processing core for a complete system design featuring data fax modem DSVD AudioSpan speakerphone voice audio and VoiceView depending on specific model Table 1 1 Note RCV56HCF Device Set refers to the family of single device modem models listed in Table 1 1 The modem is the full featured self contained data modem fax modem DSVD voice audio speakerphone solution Dialing call progress telephone line interface AudioSpan DSVD speakerphone voice audio and VoiceView functions are supported and controlled through the command set The modem hardware connects to the host PC via a PCI bus interface The OEM adds a crystal circuit telephone line interface telephone interface optional audio interface optional and ISDN interface optional to complete the system 1 3 2 Operating Modes Data Fax Modes
55. Y INFORMATION 6 5 6 6 RCV56HCF PCI CardBus Modem Designer s Guide Table 5 2 Command Set Summary Alphanumeric Sort Cont d Configuration Command Description 1 Data Fax 2 Plus Voice 3 PlusSP 5 PlusISDN so fmon se fesan o x x L x PL x bs x x T x P x sa Responses Formating Character x x L x ______ Line Eating Character x x L x T x ss Pause Betore Bind Diaing x x T x x S Oomecion Completion Timeout x x L x T x x x x x x x x x x x x x bs x x x J gt 50 Automatic Disconnect Delay x x J gt pmen x gt x x J gt Bm frenoa x x x Beerwpa x gt x x x x x gt x gt x gt x x Result Code Selection and Progress Monitoring Control gt gt gt gt gt gt gt gt ROCKWELL PROPRIETARY INFORMATION 1129 NOTES Inside Back Cover Headquarters Rockwell Semiconductor Systems 4311 J amboree Road Newport Beach 92658 8902 Phone 714 221 4600 Fax 714 221 6375 European Headquarters Rockwell Semiconductor Systems Les Taissounieres 1 Route des Dolines Sophia Antipolis Cedex 06905 Valbonne France Phone 33 93 00 33 35 Fax 33 93 00 33 03 m
56. YOUT GUIDELINES 4 1 1 General Principles 1 Provide separate digital analog and DAA sections on the board 2 Keep digital and analog components and their corresponding traces as separate as possible and confined to defined sections Keep high speed digital traces as short as possible Keep sensitive analog traces as short as possible Provide proper power supply distribution grounding and decoupling Provide wide traces for power and critical signals 3 4 5 6 Provide separate digital ground analog ground and chassis ground if appropriate planes 7 8 Position digital circuits near the host bus connection and position the DAA circuits near the telephone line connections 4 1 2 Component Placement 1 From the system circuit schematic a Identify the digital analog and DAA circuits and their components as well as external signal and power connections b Identify the digital analog mixed digital analog components within their respective circuits C Note the location of power and signals pins for each device IC 2 Roughly position digital analog and DAA circuits on separate sections of the board Keep the digital and analog components and their corresponding traces as separate as possible and confined to their respective sections on the board Typically the digital circuits will cover one half of the board analog circuits will cover one fourth of the board and the DAA will cover one fourth of the boar
57. and digital traces remain out of the analog section A trace have to be narrowed to route it though a mixed analog digital IC but try to keep the trace continuous a Route an analog isolation ground trace at least 50 mil to 100 mil wide around the border of the analog section put on both sides of the PCB b Route a digital isolation ground trace at least 50 mil to 100 mil wide and 200 mil wide on one side of the PCB edge around the border of the digital section Keep host interface signals e g AEN IOR HRESET traces at least 10 mil thick preferably 12 15 mil Keep analog signal e g the TXA1 L1 TXA2 L1 RXA L1 TELIN L1 TELOUT L1 MIC M MIC V and SPKROUT M traces at least 10 mil thick preferably 12 15 mil Keep all other signal traces as wide as possible at least 5 mil preferably 10 mil Route the signals between components by the shortest possible path the components should have been previously placed to allow this Route the traces between bypass capacitors to IC pins at least 25 mil wide avoid vias if possible Gather signals that pass between sections typically low speed control and status signals together and route them between sections through a path in the isolation ground traces at one preferred or two points only If the path is made on one side only then the isolation trace can be kept contiguous by briefly passing it to the other side of the PCB to jump over the signal traces
58. ce Data Fax Voice Speakerphone Speakerphone ISDN Retrain ht line Signaler x x x hc _____ x x x x ho _____ x x x x 2 ______ x x x x o x x T x x gt Select Pulse Dial Make Break Rao ___ X x x kv Display Current Configuration x x x J x kw Store Current Configuraton _____ x x Display Biaokisted Numbers _____ _ x x x p Delayed Numbers x x x ____ ViBandV abis Operation x x x x x x ______ Signal andlor Messages X x Data Compression Reporing x x x x Daa Comes x x gt x Break Handing in Gontvoloperaton X x x hers __ a2 bitFrame Check Sequence x o x x hn x x x gt x es Control and Synchronous Mode Selection X x x esa Synohronous access Mode Configuration x x x x _ x x gt x herm ___ Gall Termination Bufer Management x x Dama Auto Answer ______ x x x x FAR Reception Gono Bro x x T x x FCL
59. chi 3dong Kangnam Box 2037 Kangnam ku Seoul Korea Phone 82 2 565 2880 Fax 82 2 565 1440 Singapore Rockwell Semiconductor 5 ystems Singapore Branch 1 Kim Seng Promenade 09 01 Great World City East Tower Singapore 237994 Phone 65 737 7355 Fax 65 737 9077 Taiwan Rockwell Int l Taiwan Company Ltd Room 2808 Intemational Trade Bldg 333 Keelung Road Section Taipei Taiwan 10548 ROC Phone 886 2 720 0282 Fax 886 2 757 6760 5000071697 f Rockwell Semiconductor Systems
60. d NOTE While the DAA is primarily analog in nature it also has many control and status signals routed through it A DAA section is also governed by local government regulations covering subjects such as component spacing high voltage suppression and current limiting 1129 ROCKWELL PROPRIETARY INFORMATION 4 1 RCV56HCF PCI CardBus Modem Designer s Guide Once sections have been roughly defined place the components starting with the connectors and jacks a Allow sufficient clearance around connectors and jacks for mating connectors and plugs b Allow sufficient clearance around components for power and ground traces Allow sufficient clearance around sockets to allow the use of component extractors First place the mixed analog digital components e g modem device A D converter and D A converter Orient the components so pins carrying digital signals extend onto the digital section and pins carrying analog signals extend onto the analog section as much as possible b Position the components to straddle the border between analog and digital sections Place all analog components a Place the analog circuitry including the DAA on the same area of the PCB b Place the analog components close to and on the side of board containing the TXA1 L1 TXA2 L1 RXA L1 VC L1 and VREF signals C Avoid placing noisy components and traces near TXA1 L1 TXA2 L1 RXA L1 VC L1 and VREF lines Place active digital components circuits
61. d operating system interface functions Configurations of the modem software are provided to support modem models listed in Table 1 1 Binary executable modem software is provided for the OEM 1 3 4 Downloadable Modem Data Pump Firmware Binary executable code controlling MDP operation is downloaded as required during operation 1 3 5 Hardware Interfaces 1 3 5 1 PCI Bus Host Interface The Bus Interface conforms to the PCI Local Bus Specification Production Version Revision 2 1 June 1 1995 It is a memory slave burst transactions and a bus master for PC host memory accesses burst transactions Configuration is by PCI configuration protocol The following interface signals are supported Address and data 32 bidirectional Address Data AD 31 0 bidirectional Four Bus Command and Byte Enable CBE 3 0 bidirectional Bidirectional Parity PAR bidirectional Interface control Cycle Frame FRAME bidirectional Initiator Ready IRDY bidirectional Target Ready TRDY bidirectional Stop STOP bidirectional Initialization Device Select IDSEL input Device Select DEVSEL bidirectional Arbitration Request REQ output Grant GRANT input e Error reporting Error PERR bidirectional System Error bidirectional Interrupt Interrupt A INTA output System Clock PCICLK input Reset PCIRST input Clock Running CLK
62. decoupling capacitors to power and ground at their respective ICs as short and as direct not going through vias as possible 4 1 6 Crystal Circuit 1 Keep all traces and component leads connected to crystal input and output pins i e XTLI XTLO short in order to reduce induced noise levels and minimize any stray capacitance that could affect the crystal oscillator Keep the XTLO trace extremely short with no bends greater than 45 degrees and containing no vias since the XTLO pin is connected to a fast rise time high current driver Where a ground plane is not available such as in a 2 layer design tie the crystal capacitors ground paths using separate short traces as wide as possible with minimum angles and vias directly to the corresponding device digital ground pin nearest the crystal pins Connect crystal cases s to ground if applicable Place a 100 ohm typical resistor between the XTLO pin and the crystal capacitor node Connect crystal capacitor ground connections directly to GND pin on the modem device Do not use common ground plane or ground trace to route the capacitor GND pin to the corresponding modem GND pin 4 1 7 VC L1 and VREF Circuit 1 Provide extremely short independent paths for VC L1 and VREF capacitor connections a Route the connection from the plus terminal of the 10 uF L1 capacitor and one terminal of the 0 1 uF VC L1 capacitor to the modem device VC 11 pin pin 24 using a singl
63. dicate a gain smaller than normal 2 7 SIMULTANEOUS AUDIO VOICE AND DATA AudioSpan The modem can operate in AudioSpan Mode if the remote modem is also configured for AudioSpan Mode operation AT commands are used to select the AudioSpan Mode to enable automatic AudioSpan modulation selection or select a specific AudioSpan modulation and to enable AudioSpan data burst operation V 61 modulation supports 4800 bps data speed with audio and a data only speed of 4800 bps The AudioSpan audio interface defaults to the local handset connected to the modem and can be configured to interface through the modem microphone and speaker pins to support use of a headset or a speakerphone 2 8 HOST BASED DSVD MODE Host based DSVD operation is enabled by the SSE or SMS command In Host based DSVD Mode the modem supports the transfer of data and voice occurs simultaneously during a data connection 2 9 FULL DUPLEX SPEAKERPHONE FDSP MODE The modem operates in FDSP mode when FCLASS 8 and VSP 1 see 2 6 5 In FDSP Mode speech from a microphone or handset is converted to digital form shaped and output to the telephone line through the line interface circuit Speech received from the telephone line is shaped converted to analog form and output to the speaker or handset Shaping includes both acoustic and line echo cancellation 2 10 VOICEVIEW Voice and data can be alternately sent and received in a time multiplexed fashion over the telephone l
64. e The Speaker output carries the normal speakerphone audio or reflects the received analog signals in the modem 1 8 5 4 Telephone Line Telephone Audio Interface The Telephone Line Telephone Audio Signal Interface can support a 3 relay telephone line interface Figure 1 3 Signal routing for Voice mode is shown in Table 1 2 Relay positions for VoiceView are shown in Table 1 3 The following signals are supported A single ended Receive Analog input L1 and a differential Transmit Analog output TXA1 L1 and TXA2 L1 to the telephone line e Off hook OH_L1 Caller ID CID_L1 and Voice VOICE_L1 relay control outputs A Ring Indicate IRING L1 input A Loop Current Sense LCS input An input from the telephone microphone TELIN L1 and an output to the telephone speaker TELOUT L1 are supported in AudioSpan modes These lines connect voice record playback and AudioSpan audio to the local handset 1129 ROCKWELL PROPRIETARY INFORMATION 1 9 RCV56HCF Modem Designer s Guide LCS L1st IRING_L1 VOICE OH_L1 CID L1 VC L1 TXA1_LI TXA2 L1 55 RXA L1 amp TEL LINE BRDGE OH CALLID RELAY RELAY TELOUT L1 1 RCV56HCF TELIN_L1 HYBRID MODEM TEL HANDSET DEVICE TE
65. e 144 pin TQFP are shown in Figure 3 5 and are listed in Table 3 3 The MDP hardware interface signals are defined in Table 3 4 1129 ROCKWELL PROPRIETARY INFORMATION 3 1 RCV56HCF PCI CardBus Modem Designer s Guide AD 31 0 OH 11 CID L1 amp VOICE CBE1 MUTE L1 CBE2 IRING_Li LCS L1 PCICLK RH L1 PCIRST USED 1 LCS H1 IDSEL ORING H1 DEVSEL LCS H2 UNIVERSAL IRDY RING H2 DAA AND TRDY ORING TELEPHONE VO 4 0 INTERFACE s 2 Q TELIN 11 TELOUT L1 RCV56HCF L1 11 2 L1 VC Li BUS INTERFACE 176 TQFP 28 224 MHZ 11229 CRYSTAL AND CIRCUIT RCV56HCF SPKROUT_M MDP MIC_M AUDIO V 144 256 x 16 R6776 SROMCS PCI SERIAL SROMIN EEPROM SROMOUT IOM_FRAME IOM DD VDD DU AVDD 1 DA 4 0 ISDN GND DD 7 0 U OR S T GND 1 INTERFACE AGND DRD OPTIONAL AGND V1 DWR AGND 1 ISDN CS amp ISDN INT DRESET DRESET MD189F2 ISF Figure 3 1 RCV56HCF Interface Signals ROCKWELL PROPRIETARY INFORMATION 1129 1129 RCV56HCF PCI CardBus Modem Designer s Guide PCICLK PCIRST FRAME IDSEL DEVSEL IRDY TRDY CBEO CBE1 CBE2 CBE3 ADO AD1 AD2 AD4 AD5 AD6 AD7 AD8 AD9 AD10 AD11
66. e DTE is encoded as a fixed length codeword Two dictionaries dynamically updated during normal operation are used to store the strings MNP 5 Data Compression MNP 5 data compression mode operates during an MNP connection In MNP 5 the modem increases its throughput by compressing data into tokens before transmitting it to the remote modem and by decompressing encoded received data before sending it to the DTE 2 4 MNP 10EC ENHANCED CELLULAR CONNECTION A traditional landline modem when used for high speed cellular data transmission typically encounters frequent signal interference and degradation in the connection due to the characteristics of the analog cellular network In this case cellular specific network impairments such as non linear distortion fading hand offs and high signal to noise ratio contribute to an unreliable connection and lower data transfer performance Implementations relying solely on protocol layer methods such as MNP 10 generally cannot compensate for the landline modem s degraded cellular channel performance The modem achieves higher cellular performance by implementing enhanced cellular connection techniques at both the physical and protocol layers depending on modem model The modem enhances the physical layer within the modulation by optimizing its responses to sudden changes in the cellular connection The MNP 10EC protocol layer implemented in the modem software improves data error identification co
67. e should likewise be routed on the other side of the board 4 Generally route all power traces before signal traces Table 4 1 Modem Pin Noise Characteristics Device Function Noise Source Noise Sensitive MDP VD vaa 12 19 2740 4963 8586 144 PinTQFP GND DGND AGND eysa Como 15355868 0 Line Interface LM NE SS NE 31 32 37 47 78 25 26 29 30 33 34 Speaker Interface Interface Serial LED Interface n 10 11 64 66 82 9 12 67 75 77 79 Host Interface 1 6 89 98 MDP Interconnect 8 18 24 41 46 50 55 59 60 62 re Reserved or NC 14 15 57 58 61 65 69 74 76 83 84 100 1129 ROCKWELL PROPRIETARY INFORMATION 4 3 RCV56HCF PCI CardBus Modem Designer s Guide 4 1 5 Ground Planes 1 In a 2 layer design provide digital and analog ground plane areas in all unused space around and under digital and analog circuit components exclusive of the DAA respective on both sides of the board and connect them such a manner as to avoid small islands Connect each ground plane area to like ground plane areas on the same side at several points and to like ground plane areas on the opposite side through the board at several points Connect all modem DGND pins to the digital ground plane area and AGND pins to the analog ground plane area Typically separate the collective digital ground plane area from the collective analog ground pla
68. e trace isolated from the trace to the VC L1 pin from the VREF capacitors see step d b Route the connection from the negative terminal of the 10 uF VC L1 capacitor and the other terminal of a the 0 1 11 capacitor to a ferrite bead The bead should typically have characteristics such as impedance 70 Q at a frequency of 100 MHz rated current 200 mA and maximum resistance 0 5 Connect the other bead terminal to the AGND pin pin 34 with a single trace c Route the connection from the plus terminal of the 10 uF VREF capacitor and one terminal of the 0 1 uF VREF capacitor to the modem device VREF pin pin 25 with a single trace d Route the connection from the negative terminal of 10 uF VREF capacitor and the other terminal of the 0 1 uF VREF capacitor to the modem device VC L1 pin pin 24 with a single trace isolated from the trace to the VC L1 from the L1 capacitors see step ROCKWELL PROPRIETARY INFORMATION 1129 RCV56HCF PCI CardBus Modem Designer s Guide 4 1 8 Telephone and Local Handset Interface 1 Place common mode chokes in series with Tip and Ring for each connector 2 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 co
69. ed requires 10 bytes of data The CIS information requires 384 bytes of data The minimum serial EEPROM size is 512 bytes 4096 bits After the PCI reset signal is negated the configuration data is read from the serial EEPROM and stored in the PCI configuration registers as required then the CIS information is read from the serial EEPROM and stored in the internal RAM of the BIF While the serial EEPROM data is being read and is being loaded in the configuration registers and the CIS RAM any PCI access that occurs will receive a RETRY signal from the BIF device After completion of the serial EEPROM reads the BIF device will accept PCI transactions The data stored in the serial EEPROM is in 16 bit word format The configuration data to be read from the serial EEPROM is shown in Table 5 5 Table 5 5 EEPROM Configuration Data ROCKWELL PROPRIETARY INFORMATION 1129 RCV56HCF Modem Designer s Guide 6 COMMAND SET The commands for the different models are listed by functional use in Table 6 1and alphanumerically in Table 6 2 1129 Table 6 1 Command Set Summary Functional Use Sort Configuration Command Description Data Fax Voice Data Fax Voice Data Fax Voice Speakerphone Speakerphone ISDN Configuration x x gt Eros select Acive Senice Cass x x x gt ee x x gt __ Request aeration
70. ern This noise can affect the operation of surrounding equipment Most local governing agencies have stringent certification requirements that must be met for use in specific environments In order to minimize the contribution of the circuit design and PCB layout to EMI the designer must understand the major sources of EMI and how to reduce them to acceptable levels Proper PC board layout component placement and orientation 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 In addition design layout should meet requirements stated in the PCI Bus Specification Section 4 4 Expansion Board Specification as well as other applicable sections All the aspects of proper engineering practices are beyond the scope of this designer s 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 Seminars addressing noise suppression techniques are often offered by technical and professional associations as well as component suppliers The following guidelines are offered to specifically help achieve stated modem performance minimize audible noise for audio circuit use and to minimize EMI generation 4 1 PC BOARD LA
71. f reversals Remote Digital Loopback RDL amp T6 Command Data from the local DTE is sent to the remote modem which loops the data back to the local DTE Remote Digital Loopback with Self Test amp T7 Command An internally generated pattern is sent from the local modem to the remote modem which loops the data back to the local modem Local Digital Loopback amp T3 Command When local digital loop is requested by the local DTE two data paths are set up in the local modem Data from the local DTE is looped back to the local DTE path 1 and data received from the remote modem is looped back to the remote modem path 2 2 13 2 Power On Reset Tests Upon power on an MDP test is performed If the MDP is not operational an error indication is generated 2 14 LOW POWER SLEEP MODE When not being used the MDP is placed in a low power state 2 4 ROCKWELL PROPRIETARY INFORMATION 1129 RCV56HCF PCI CardBus Modem Designer s Guide 3 HARDWARE INTERFACE 3 1 HARDWARE SIGNAL PINS AND DEFINITIONS The RCV56HCF PCI functional interface signals are shown in Figure 3 1 The Bus Interface hardware interface signals are shown by major interface in Figure 3 2 The Bus Interface pin assignments for the 176 pin TQFP are shown Figure 3 3 and are listed Table 3 1 The Bus Interface hardware interface signals are defined in Table 3 2 The MDP hardware interface signals are shown by major interface in Figure 3 4 The MDP pin assignments for th
72. gital simultaneous voice and data DSVD with speech coding per ITU T G 729 Annex A with interoperable G 729 Annex B and SIG DigiTalk DSVD The modem supports fax Group 3 send and receive rates up to 28800 bps and T 30 protocol V 80 and Rockwell Video Ready compatible synchronous access modes support host controlled communication protocols e g H 324 video conferencing In voice audio mode PCM coding and decoding at 8000 Hz sample rate allows efficient digital storage of voice audio This mode supports digital telephone answering machine voice annotation and audio recording playback applications AccelerATor kits and reference designs are available to minimize application design time and costs This designer s guide describes the modem hardware capabilities and identifies the supporting commands Commands and parameters are defined in the RCVHCF Command Reference Manual Order No 1118 1 2 FEATURES Data modem K56flex 33 6 kbps 31 2 kbps V 34 V 32 bis V 32 V 22 bis V 22A B V 23 and V 21 Bell 212A 103 V 42 and MNP 2 4 error correction V 42 bis and MNP 5 data compression V 25 ter Annex and EIA 602 command set e Fax modem send and receive rates up to 28800 bps ITU T V 34 V 17 V 29 V 27 ter and V 21 ch 2 EIA TIA 578 Class 1 Class 1 0 T 31 fax ISDN BRI support option PC Bus support 2B D channels OM 2 interface to external U or S T transceiver Simul
73. in the modem Data transfer to and from the DTE is flow controlled by XON XOFF and RTS CTS AudioSpan Modes AudioSpan provides full duplex analog simultaneous audio voice and data over a single telephone line at a data rate with audio of 4800 bps using V 61 modulation AudioSpan can send any type of audio waveform including music Data can be sent with or without error correction The audio voice interface can be in the form of a headset handset or microphone and speaker half duplex speakerphone Handset echo cancellation is provided Host Controlled DSVD Mode ISDN and SP Models ISDN and SP models support host controlled DSVD A microphone and a speaker are required ITU T interoperable G 729 and G 729 Annex A with interoperable G 729 Annex B Operation Voice activity detection supports speech coding at an average bit rate significantly lower than 8 0 kbps SIG DigiTalk Speech coding is performed at 8 5 kbps Voice Audio Mode V Models Voice Audio Mode features include 8 bit linear and 8 bit u Law coding decoding tone detection generation and call discrimination concurrent DTMF detection and 8 bit monophonic audio data encoding at 11 025 kHz or 8000 Hz Voice Audio Mode is supported by three submodes 1 Online Voice Command Mode supports connection to the telephone line or a voice audio I O device e g microphone speaker or handset 2 Voice Receive Mode supports recording voice or audio data input at the MIC M
74. ine whenever the FCLASS 80 command is active This command and other VoiceView commands embedded in host communications 1129 ROCKWELL PROPRIETARY INFORMATION 2 3 RCV56HCF PCI CardBus Modem Designer s Guide software control modem operation Most VoiceView commands use an extended syntax starting with the characters S which signifies the capability to switch between voice and data 2 11 CALLER ID Caller ID can be enabled disabled using the VCID command When enabled caller ID information date time caller code and name can be passed to the DTE in formatted or unformatted form Inquiry support allows the current caller ID mode and mode capabilities of the modem to be retrieved from the modem 2 12 WORLD CLASS COUNTRY SUPPORT The W class models include functions which support modem operation in multiple countries The following capabilities are provided in addition to the data modem functions previously described Country dependent parameters are included in the INF file for customization by the OEM 2 12 1 Programmable Parameters The following parameters are programmable Dial tone detection levels and frequency ranges e dialing transmit output level signal duration and DTMF interdigit interval parameters Pulse dialing parameters such as make break times set clear times and dial codes Ring detection frequency range Blind dialing disable enable The maximum minimum and default carrie
75. mmonly used design aid is to place footprints for these components and populate as necessary during performance EMI testing and certification 3 Place high voltage filter capacitors 001 uF 1KV from Tip and Ring to digital ground 4 1 9 Optional Configurations Because fixed requirements of a design may alter EMI performance guidelines that work in one case may deliver little or no performance enhancement in another Initial board design should therefore include flexibility to allow evaluation of optional configurations These optional configurations may include 1 Chokes in Tip and Ring lines replaced with jumper wires as a cost reduction if the design has sufficient EMI margin 2 Various grounding areas connected by tie points these tie points can be short jumper wires solder bridges between close traces etc 3 Develop two designs in parallel one based on a 2 layer board and the other based on a 4 layer board During the evaluation phase better performance of one design over another may result in quicker time to market 4 1 10 MDP Specific 1 Locate the MDP device and all supporting analog circuitry including the data access arrangement the same area of the PCB 2 Locate the analog components close to and on the side of board containing the TXA1 L1 TXA2 L1 RXA 11 TELIN L1 TELOUT L1 M and SPKROUT M signals 3 Avoid placing noisy components and traces near the TXA1 L1 TXA2 L1 RXA L1 TELIN L1
76. n two thin quad flat packs TQFPs Host controlled modem software is also provided Operating with 3 3V power this device set supports 32 bit host applications in such designs as embedded motherboards PCI half cards and CardBus cards Figure 1 1 illustrates the general structure of the RCV56HCF software and the interface to the RCV56HCF hardware Figure 1 2 illustrates the major hardware interfaces supported by each model The RCV56HCF employs a downloadable architecture so that the user can update MDP executable code Using K56flex technology the RCV56HCF can receive data at speeds up to 56 kbps from a digitally connected K56flex compatible central site modem such as a Rockwell RC56CSM modem K56flex modems take advantage of the PSTN which is primarily digital except for the client modem to central office local loop and are ideal for applications such as remote access to an Internet service provider ISP on line service or corporate site The RCV56HCF can send data at speeds up to V 34 rates In V 34 data mode the modem operates at line speeds up to 33600 bps Error correction V 42 MNP 2 4 and data compression V 42 bis MNP 5 maximize data transfer integrity and boost average data throughput Non error correcting mode is also supported AudioSpan analog simultaneous audio voice and data operation supports a data rate with audio of 4 8 kbps SP models support position independent full duplex speakerphone FDSP as well as di
77. ne area by a fairly straight gap There should be no inroads of digital ground plane area extending into the analog ground plane area or visa versa In a 4 layer design provide separate digital and analog ground planes covering the corresponding digital and analog circuits exclusive of the DAA respectively Connect all modem DGND pins to the digital ground plane and AGND pins to the analog ground plane Typically separate the digital ground plane from the analog ground plane by a fairly straight gap In a design which needs EMI filtering define an additional chassis section adjacent to the bracket end of a plug in card Most EMI components usually ferrite beads capacitor combinations can be positioned in this section Fill the unused space with a chassis ground plane and connect it to the metal card bracket and any connector shields grounds Keep the current paths of separate board functions isolated thereby reducing the current s travel distance Separate board functions are host interface display digital SRAM EPROM modem and DAA Power and ground for each of these functions should be separate islands connected together at the power and ground source points only Connect grounds together at only one point if possible using a ferrite bead Allow other points for grounds to be connected together if necessary for EMI suppression Keep all ground traces as wide as possible at least 25 mil to 50 mil Keep the traces connecting all
78. omode and selects transmit and receive minimum and maximum line speeds Automode Automode detection can be enabled by the MS command to allow the modem to connect to a remote modem in accordance with V 25 ter 2 2 DATA MODE Data mode exists when a telephone line connection has been established between modems and all handshaking has been completed Speed Buffering Normal Mode Speed buffering allows a DTE to send data to and receive data from a modem at a speed different than the line speed The modem supports speed buffering at all line speeds DTE to Modem Flow Control If the modem to line speed is less than the DTE to modem speed the modem supports XOFF XON or RTS CTS flow control with the DTE to ensure data integrity Escape Sequence Detection The escape sequence can be used to return control to the command mode from the data mode Escape sequence detection is disabled by an S2 Register value greater than 127 GSTN Cleardown K56flex V 34 V 32 bis V 32 Upon receiving GSTN Cleardown from the remote modem in a non error correcting mode the modem cleanly terminates the call 1129 ROCKWELL PROPRIETARY INFORMATION 2 1 RCV56HCF PCI CardBus Modem Designer s Guide Fall Forward Fallback K56flex V 34 V 32 bis V 32 During initial handshake the modem will fallback to the optimal line connection within K56flex V 34 V 32 bis V 32 mode depending upon signal quality if automode is enabled by the M
79. on ID Field Initial part hardwired to 00 5 1 6 Class Code Field Hardwired to 0x078000 to indicate communications controller 5 1 7 Latency Timer Register The Latency Timer register specifies in units of PCI bus clocks the value of the Latency Timer for this PCI bus master This register has 5 read write bits MSBs plus 3 bits of hardwired zero LSBs The Latency Timer Register is loaded into the PCI Latency counter each time FRAME is asserted to determine how long the master is allowed to retain control of the PCI bus This register is loaded by system software The default value for Latency Timer is 00 5 1 8 Header Type Field Hardwired to 00 5 1 9 CIS Pointer Register This register points to the CIS memory located in the BIF s memory space 5 1 10 Subsystem Vendor ID and Subsystem ID Registers Subsystem Vendor ID and Subsystem ID are optional registers that are implemented in this design Both registers are loaded from the serial EEPROM after RST 5 1 11 Interrupt Line Register The Interrupt Line register is an eight bit register that is read write POST software will write the value of this register as it initializes and configures the system The value in this register indicates which of the system interrupt controllers the device s interrupt pin is connected to 5 1 12 Interrupt Pin Register The Interrupt Pin register tells which interrupt pin the device uses The value of this register will be 0x01 indicating that INT
80. ore information Call 1 800 854 8099 International information Call 1 714 833 6996 URL Address http www nb rockwell com E Mail Address literature nb rockwell com REGIONAL SALES OFFICES US Southwest Office Rockwell Semiconductor Systems 5000 Birch Street Suite 400 Newport Beach CA 92660 Phone 714 222 9119 Fax 714 222 0620 US Southwest Satellite Office Rockwell Semiconductor Systems 1000 Business Center Circle Suite 215 Thousand Oaks CA 91320 Phone 805 376 0559 Fax 805 376 8180 US South Central Office Rockwell Semiconductor Systems 2001 North Collins Blvd Suite 103 Richardson TX 75080 Phone 214 379 9310 Fax 214 479 9317 US Southeast Office Rockwell Semiconductor Systems 900 Ashwood Parkway Suite 400 Atlanta 30338 Phone 770 393 1830 Fax 770 395 1419 US Southeast Satellite Office Rockwell Semiconductor Systems One Prestige Place 2600 McCormick Drive Suite 350 Clearwater FL 34619 Phone 813 799 8406 Fax 813 799 8306 1997 Rockwell Intemational Corporation Printed in U S A All Rights Reserved US Northwest Office Rockwell Semiconductor Systems US Northwest Office 3600 Pruneridge Avenue Suite 100 Santa Clara CA 95051 Phone 408 249 9696 Fax 408 249 7113 US North Central Office Rockwell Semiconductor Systems Two Pierce Place Chancellory Park Suite 810 Itasca IL 60143 Phone 630 773 3454 Fax 630 773 3907 US Northea
81. ot Implemented Not Implemented 7 Not Implemented This bit is only implemented by bus masters It is set when three conditions are met 1 the bus agent asserted itself or observed PERR asserted 2 the agent setting the bit acted as the bus master for the operation in which the error occurred and 3 the Parity Error Response bit Command Register is set These bits encode the timing of DEVSEL These are encoded as 00 for fast 01 for medium and 10 for slow 11 is reserved These bits are read only and must indicate the slowest time that a device asserts DEVSEL for any bus command except Configuration Read and Configuration Write 11 Not Implemented This bit must be set by a master device whenever its transaction is terminated with Target Abort All master devices must implement this bit This bit must be set by a master device whenever its transaction except for Special Cycle is terminated with Master Abort All master devices must implement this bit 14 This bit must be set whenever the device asserts SERR Devices which will never assert SERR do not need to implement this bit This bit must be set by the device whenever it detects a parity error even if parity error handling is disabled as controlled by bit 6 in the Command register Bit 18 9 10 5 2 ROCKWELL PROPRIETARY INFORMATION 1129 RCV56HCF PCI CardBus Modem Designer s Guide 5 1 5 Revisi
82. r transmit level values Calling tone generated in accordance with V 25 may also be disabled Call progress frequency and tone cadence for busy ringback congested dial tone 1 and dial tone 2 Answer tone detection period On hook off hook make break and set clear relay control parameters 2 12 2 Blacklist Parameters The modem can operate in accordance with requirements of individual countries to prevent misuse of the network by limiting repeated calls to the same number when previous call attempts have failed Call failure can be detected for reasons such as no dial tone number busy no answer no ringback detected voice rather than modem detected and key abort dial attempt aborted by user Actions resulting from such failures can include specification of minimum inter call delay extended delay between calls and maximum numbers of retries before the number is permanently forbidden blacklisted Up to 20 such numbers may be tabulated The blacklist parameters are programmable 2 13 DIAGNOSTICS 2 13 1 Commanded Tests Diagnostics are performed in response to amp T commands per V 54 Analog Loopback amp T1 Command Data from the local DTE is sent to the modem which loops the data back to the local DTE Analog Loopback with Self Test amp T8 Command An internally generated test pattern of alternating 1s and Os reversals is sent to the modem An error detector within the modem checks for errors in the string o
83. rrection and maximizes data throughput by dynamically adjusting speed and packet size based on signal quality and data error performance 2 5 FAX CLASS 1 OPERATION Facsimile functions operate in response to fax class 1 commands when FCLASS 1 In the fax mode the on line behavior of the modem is different from the data non fax mode After dialing modem operation is controlled by fax commands Some AT commands are still valid but may operate differently than in data modem mode Calling tone is generated in accordance with T 30 2 6 VOICE AUDIO MODE Voice and audio functions are supported by the Voice Mode Voice Mode includes three submodes Online Voice Command Mode Voice Receive Mode and Voice Transmit Mode 2 2 ROCKWELL PROPRIETARY INFORMATION 1129 RCV56HCF PCI CardBus Modem Designer s Guide 2 6 1 Online Voice Command Mode This mode results from the connection to the telephone line or voice audio I O device e g microphone speaker or handset through the use of the FCLASS 8 VLS commands After mode entry AT commands can be entered without aborting the connection 2 6 2 Voice Receive Mode This mode is entered when the VRX command is active in order to record voice or audio data input at the RXA 11 pin typically from a microphone handset or the telephone line Received analog voice samples are converted to digital form and compressed for reading by the host AT commands control the codec bits per sample ra
84. rs sania d eL eut 2 6 5 Speakerphone Aedes gael n tedio 2 7 SIMULTANEOUS AUDIO VOICE AND DATA AUupIoSPAN enne nnne nnne nnn 2 8 HOST BASED Roe ev RR Bei eR ERR 2 9 FULL DUPLEX SPEAKERPHONE FDSP 2 10 VOIGEVIEW ide ete ote ERR c HM RR nep n E me qute 2411 CALLER ID EE 2 12 WORLD CLASS COUNTRY 5 7 a Q aa eh 2 12 1 Programmable Parameters nas Lee de a ete Deae Oe 2 12 2 Blacklist Parameters uu eate oi Weak eee 2 13 DIAGNOSTICS enn a ROCKWELL PROPRIETARY INFORMATION RCV56HCF Modem Designer s Guide 2 13 1 Commanded ua s ePi iE 2 4 2 13 2 Power On Reset Testseite tes etc atas 2 4 2 14 LOW POWER SLEEP ue gd gei ce e d ede ipee 2 4 INTERFACE Es 3 1 3 1 HARDWARE SIGNAL PINS AND DEFINITIONS 3 1 3 2 ELECTRICAL SWITCHING AND ENVIRONMENTAL CHARACTERISTICS seen 3 18 3 2 1 Power and 5 3 18 3 2 2 PCEBUS usasapa asha tmt ee aid 3 19 3 23 IM 3 20 3 3 INTERFACE TIMING AND WAVEFORMS 3
85. s Ip Input PCI totem pole PCI type in Ipts nput PCI PCI type t s It Input TTL t2 Input TTL 2 mA Input TTL internal pull down TTL Output TTL It Ot12 Input TTL Output TTL 12 mA Opod Output PCI open drain PCI type o d Opts Output PCI tristate PCI type t s Ot Output TTL Ot2 Output TTL 2 mA Output TTL 4 mA Ot12 Output TTL 12 mA 2 NC No external connection allowed may have internal connection 3 Interface Legend MDP Modem Data Pump 3 6 ROCKWELL PROPRIETARY INFORMATION 1129 RCV56HCF Modem Designer s Guide Table 3 2 Bus Interface Pin Signal Definitions Type Signal Name Description SYSTEM XIN It Crystal In and Crystal Out Connect XIN and XOUT to a 28 224 MHz external crystal circuit XOUT 012 D Digital Supply Voltage ss Digital Supply Voltage Connect to 3 3V Digital Ground Connect to digital ground CARDBUS It CardBus Interface Select Selects CardBus low or PCI Bus high drive strength For PCI Bus connect to VCC through 1K ohm VGG1 Voltage Tolerance Reference Connect to VCC Signaling Voltage Source Connect to 3 3V PCI BUS INTERFACE PCICLK PCI Bus Clock The PCICLK PCI Bus CLK signal input provides timing for all transactions PCI CLKRUN Clock Running CLKRUN is an input used to determine the status of CLK and an open drain output used to request starting or
86. st Office Rockwell Semiconductor Systems 239 Littleton Road Suite 4A Westford MA 01886 Phone 508 692 7660 Fax 508 692 8185 Australia Rockwell Semiconductor Systems Rockwell Australia Pty Limited Suite 603 51 Rawson Street Epping NSW 2121 Australia Phone 61 2 9869 4088 Fax 61 2 9869 4077 Europe Mediterranean Rockwell Semiconductor Systems c o Rockwell Automation S r l Via Di Vittorio 1 ee Mazzo Di Rho Ml Italy Phone 39 2 93179911 Fax 392 93179913 Europe North Rockwell Semiconductor 5 ystems Ltd Berkshire Court Westem Road Bracknell Berkshire RG12 IRE England Phone 444 1344 486 444 Fax 44 1344 486 555 Europe South Rockwell Semiconductor Systems 13 92082 Paris La Defense 2 France Phone 33 1 49 06 3980 Fax 33 1 49 06 3990 Germany Rockwell Semiconductor Systems Rockwell Intl GmbH Germany Paul Gerhardt Allee 50 a 81245 Munchen German Phone 49 89 829 1320 Fax 49 89 834 2734 Hong Kong Rockwell Intl Asia Pacific Ltd 13th Floor Suites 8 10 Harbour Centre 25 Harbour Road Wanchai Hong Kong Phone 852 2 827 0181 Fax 852 2 827 6488 Japan Rockwell Intl apan Co Ltd Shimomoto Bldg 1 46 3 Hatsudai Shibuya ku Tokyo 151 apan Phone 81 3 5371 1520 Fax 81 3 5371 1501 Rockwell Collins Intl Inc Room 1508 Korea Textile Centre Building 944 31 Dae
87. t Conditions VCC 3 3 0 3V TA 0 C to 70 unless otherwise stated Output loads Data bus 00 07 address bus 0 15 chip selects and DWRi loads 70 pF one TTL load Other 50 pF one TTL load 2 Type IE inputs are centered approximately 2 5 V and swing 1 5 in each direction 3 Type OE outputs provide oscillator feedback when operating with an external crystal 3 20 ROCKWELL PROPRIETARY INFORMATION 1129 RCV56HCF PCI CardBus Modem Designer s Guide RXA L1 TELIN L1 L1 TXA2 L1 TELOUT L1 M I DA MIC V SPKROUT M O DF Reference Voltage provided internal to the device Corresponds to 2 2 VP P at Tip and Ring 1129 Table 3 10 Analog Electrical Characteristics Name Type Characteristic Input Impedance AC Input Voltage Range Reference Voltage Minimum Load Maximum Capacitive Load Output Impedance AC Output Voltage Range Reference Voltage DC Offset Voltage Input Impedance Maximum AC Input Voltage Reference Voltage Minimum Load Maximum Capacitive Load Output Impedance AC Output Voltage Range Reference Voltage DC Offset Voltage gt 1 1 VP P 2 5 VDC ROCKWELL PROPRIETARY INFORMATION 3 21 RCV56HCF PCI CardBus Modem Designer s Guide 3 3 INTERFACE TIMING AND WAVEFORMS 3 3 4 PCI Bus Timing The PCI interface timing conforms to the PCI Local Bus Specification Production Version Revision 2 1 June 1 1995
88. t is used as a chip select during configuration read and write transactions in DEVSEL I Opsts Device Select When actively driven DEVSEL indicates the driving device has decoded its address as the 5 5 target of the current access As an input DEVSEL indicates whether any device on the bus has been selected TRDY l Opts Request TRDY is used to indicate to the arbiter that this agent desires use of the bus 1 5 GNT I Opts Grant is used to indicate to the agent that access to the bus has been granted t s 1129 ROCKWELL PROPRIETARY INFORMATION 3 7 RCV56HCF PCI CardBus Modem Designer s Guide Table 3 2 Bus Interface Pin Signal Definitions Cont d Type Signal Name Description PCI BUS INTERFACE CONTINUED l Opsts Parity Error PERR is used for the reporting of data parity errors s t s SERR Ood System Error SERR is an open drain output asserted to report address parity errors data parity errors on o d the Special Cycle command or any other system error where the result will be catastrophic INTA Interrupt A INTA is an open drain output asserted to request an interrupt o d SERIAL EEPROM INTERFACE NMC93C56 OR EQUIVALENT DAA INTERFACE OH_L1 Ot12 Off Hook Relay Control Output typically active low used to control the normally open off hook relay The polarity of this output is configurable CID_L1 Ot12 Caller ID Relay Control Output typically active low used to
89. taneous transfer of B1 B2 D channels 144 kbps 64 kbps x 2 16 kbps V 34 DSVD FDSP audio functions over B channel 1129 ROCKWELL PROPRIETARY INFORMATION 1 1 RCV56HCF PCI CardBus Modem Designer s Guide AudioSpan simultaneous audio voice and data ITU T V 61 modulation 4 8 kbps data plus audio Handset headset or half duplex speakerphone ITU T V 70 DSVD option ITU T 9 729 Annex A with interoperable G 729 Annex B SIG special interest group DigiTalk DSVD Voice silence detection and handset echo cancellation Handset headset or half duplex speakerphone Full duplex speakerphone FDSP mode Over PSTN or ISDN B channel option Switching to from data fax DSVD and VoiceView Microphone gain and muting Speaker volume control and muting Adaptive line and acoustic echo cancellation Loop gain control transmit and receive path AGC Acoustic echo cancellation concurrent with DSVD Noise suppression Room monitor V 80 and Rockwell Video Ready synchronous access modes support host controlled communication protocols H 324 interface support V 8 V 8bis and supporting AT commands V 25 ter with Annex A Data Fax VoiceView Voice call discrimination Voice telephony audio VoiceView Voice 8 bit u Law compression decompression TIA 695 command set VoiceView alternating voice and data option 8 bit linear and 8 bit u Law record playback 8
90. te Received analog mono audio samples are converted to digital form and formatted into 8 bit unsigned linear or u Law PCM format for reading by the host AT commands control the bit length and sampling rate Concurrent DTMF tone detection is available 2 6 3 Voice Transmit Mode This mode is entered when the VTX command is active in order to playback voice or audio data to the TXA1 L1 output typically to a speaker handset or to the telephone line Digitized audio data is converted to analog form then output to the TXA1 L1 output 2 6 1 Tone Detectors The tone detector signal path is separate from the main received signal path thus enabling tone detection to be independent of the configuration status In Tone Mode all three tone detectors are operational 2 6 5 Speakerphone Modes Speakerphone modes are selected in voice mode with the following commands Speakerphone ON OFF VSP This command turns the Speakerphone function ON VSP 1 or OFF VSP 0 Microphone Gain VGM lt gain gt This command sets the microphone gain of the Speakerphone function gain is an unsigned octet where values greater than 128 indicate a gain larger than nominal and values smaller than 128 indicate a gain smaller than nominal Speaker Gain VGS lt gain gt This command sets the speaker gain of the Speakerphone function gain is an unsigned octet where values greater than 128 indicate a gain larger than nominal and values smaller than 128 in
91. ted Function not supported Model options SP Speakerphone and DSVD Voice audio and VoiceView W World class W class Supported functions Y Supported Not supported FDSP Full duplex speakerphone DSVD Digital simultaneous voice and data Voice Audio Voice and audio functions VoiceView VoiceView alternating voice and data W Class World class functions supporting multiple country requirements Provides ISDN functionality with the addition of a U or S T transceiver device Initial production does not include support for IS DN V 34 fax and AudioS pan ROCKWELL PROPRIETARY INFORMATION 1 3 RCV56HCF PCI CardBus Modem Designer s Guide PC Software Win32 based Win16 based MS DOS Win32 communications communications application NDIS application application MS DOS Box application Communications Stack RC56HCF RC56HCF Serial Port Driver WAN Miniport Driver Modem Hardware weas on Motherboard odem Device Set Hardware or Plug in Module Bus Interface BIF Modem Data Pump MDP Rockwell supplied 1123F1 SO Figure 1 1 RCV56HCF System Overview ROCKWELL PROPRIETARY INFORMATION 1129 1129 HOST INTERFACE lt HOST INTERFACE RCV56HCF PCI CardBus Modem Designer s Guide RC56HCF MODEM DEVICE SET DAA AND TELEPHONE VOICE HANDSET INTERFACE TELEPHONE LINE TELEPHONE MODEM BUS MDP INTERFAC
92. tput TTL 12 mA Opod Output PCI open drain PCI type o d Opts Output PCI tristate PCI type t s Ot Output TTL Ot2 Output TTL 2 mA Output TTL 4 mA Ot12 Output TTL 12 mA 2 NC No external connection allowed may have internal connection 3 Interface Legend MDP Modem Data Pump 3 10 ROCKWELL PROPRIETARY INFORMATION 1129 1129 RCV56HCF PCI CardBus Modem Designer s Guide MODEM CLK 33 MODEM CS NC MODEM DAO DA1 DA2 DA4 DD0 DD1 DD2 DD3 DD4 DD5 DD6 DD7 DRD DWR DRESET WKRES SI FRAME SI CLK SI DD SI DU M TX M TXCLK M RXCLK M RX RESERVED NC AVDD AVAA AVDD GND GND GND GND GND GND VSUB AGND AGND AGND AGNDV AGNDM AGND NC NC NC NC NC NC NC NC NC RESERVE RESERVE RESERVE RESERVE RESERVE RESERVE RESERVE RESERVE RESERVE RESERVE RESERVE RESERVE RESERVE RESERVED RESERVED RESERVED RESERVED TELIN_L1 SPKROUT_M TELOUT L1 RXA L1 1_11 2 11 VC_L1 VREF PLLVDD PLLGND MIC_M MIC_V MICBIAS MCLK MTXS MRXOU MSTROBI MSCLI MCNTRLS SR1 MODEM Fl DATA PUMP MDP SR4 144 TQFP SR4OU R6776 CLKOU SR30U SR3 SA2CLI SR2CL SR2 VCNTRLS VSCL VSTROB VRXOU 5 VCLK Amazz oz ARXRZAAAZAA

Hayes Microcomputer Products RCV56HCF User's Manual

Contents

Download Pdf Manuals

Related Search

Related Contents