Home

861KB

1. CU_RXD LLLI 58 CL N C LT 59 CIL Dilnv SPIE 60 J ZDoCIr SPIED 61 S44 LT SNS N C L 1162 LJ VOLsel N C L_LJ 63 LL J POLsel LT 64 e T rererere r Note N C pin is notconnected Pins prefixed with are negative logic active Low Overview The MKY44 DA16A is a CUnet station IC with analog output function With an MKY44 DA16A analog output and DIO control can be achieved on one chip without using the CPU by connecting an AD5752 Analog Devices DA converter by SPI DA and DO output speed depends on the speed of the CUnet network Because a CUnet network allows multiple master configurations to output DA and DO the IC must specify the CUnet IC to be its master The MKY44 DA16A s DOSA Data Output Station Address pin is used to specify the network address of the IC to be its master When this is done the MKY44 DA16A outputs the control data written to the memory of the specified master Input data DI is automatically input to the MKY44 DA16A s own memory block and automatically copied to all CUnet ICs through CUnet communication memory sharing Existing users of CUnet can get analog output control just by adding this product to their networks New users have the opportunity to reduce DA control wiring that used to use parallel connections and to achieve easy networked analog control Page 1 12 CUnet Family MKY44 DA16A D A Conversion Timing and
2. Co LTD CUnet Family MKY44 DA16A Package Dimensions 12 0 0 20 64pin TQFP 10 0 0 10 Unit mm TEP S TECHNICA 16 01 MKY44 544 10 0 0 10 XXXXXXXX 0 20 0 05 SEATING E 0 15 0 05 0 20 0 05 9 Ttc HNICA CO LTD Page 11 12 CUnet Family MKY44 DA16A Document No DS MK Y44 DA16A V1 1E Issued November 2013 Related Manuals CUnet Introduction Guide STD CUSTU Vx xE CUnet Technical Guide STD CUTGN Vx xE CUnet IC MKY43 User s Manual STD CU43 Vx xE CUnet l O IC MKY46 User s Manual STD CU46 Vx xE CUnet HUB MKYO02 User s Manual STD CUHO2 Vx xE StepTechnica Co Ltd 757 3 Shimo fujisawa Iruma shi Saitama 358 0011 TEL 04 2964 8804 http www steptechnica com Note 1 The information in this data sheet is subject to change without prior notice Before using this product please confirm that this is the latest version of this document Technical information in this data sheet such as explanations and circuit examples are references for this product When actually using this product always fully evaluate the entire system according to the design purpose based on considerations of peripheral circuits and the PC board environment We assume no responsibility for any incompatibility between this product and your system We assume no responsibility whatsoever for any losses or damages arising from the use of the information products and circuits in
3. DOSA value for each CUnet cycle 3 The 2 bytes in bits 55 to 40 are don t care The value in this area will not affect the operation of the MK Y44 DA16A 4 The MK Y44 DA16A refers to the sequential number SN of bit 63 to 56 This value returns an echo to the ESN Echo back Sequential Number area of the MB specified by the SA setting Address 0x07 0x06 0x05 0x04 0x03 0x02 0x01 0x00 bit 63 to 56 55 to 48 47 to 40 39 to 32 31 to 16 15 to 0 SN die Do7 to Do0 Analog Out ch1 Analog Out ch0 Page 2 12 oTt qms CO LTD CUnet Family MKY44 DA16A Data Placement of the Occupied Memory Block The MKY44 DA 164A occupies one MB memory block corresponding to the specified SA value The MB occupied by the MK Y44 DAI16A is 8 bytes 64 bits The data configuration within the 8 bytes is as follows Address 0x07 0x06 0x05 0x04 0x03 0x02 0x01 0x00 bit 631056 55 to 48 47 to 40 39 to 32 31 to 16 Di7 to Did Echo back Analog Out chl Echo back Analog Out ch0 50 1 EAO Echo back Analog Out in bits 31 to 16 and in bits 15 to 0 is the echo of the analog output data AO Analog Out shown to the MB that is specified by the DOSA setting The analog value output to chl is shown in the word in bits 31 to 16 The analog value output to ch0 is shown in the word in bits 15 to 0 Since the data is in little endian format the LSB is in the smallest address The value will show 0x0000 from right after reset
4. DoClr VOLsel SNS Dulnv and POLsel when returning from a reset Bit 52 SPIE SPI Error sets 0 if the connection with D A conversion element is normal when sampling the analog value or 1 if the connection is abnormal Bit 55 Shows 1 when the output of pin SPIED is Low 5 The byte in bits 63 to 56 ESN Echo back Sequential Number is the echo of the sequential number SN shown to the MB that is specified by DOSA setting The device sending out the SN can ensure that the SN data sent is properly transferred to the other party by referring to this byte TEP S TEcHNICA Co LTD Page 3 12 CUnet Family MKY44 DA16A DIP SW Settings for SA DOSA MKYA44 DA164A reads out the 16 bits of hardware setting data as serial data from the ST44SW a dedicated LSI when returning from hardware reset It is recommended to connect two 8 bit type DIP SWs to an ST44SW specified for hexadecimal The pins to connect a DIP SW to the ST44SW are pulled up internally when reading from the DIP SW These bits recognize the ON state Low level as 1 The following shows MK Y44 DA16A s definitions for the bits of the DIP SWS for setting 32 Reserved bit Turn it off when in use P16 7 RESERVED Set DOSA value in hexadecimal treating the ON state as 1 11 DOSA1 imo DOSAO VSOG AS S dIG Set the transfer rate of CUnet BPS1 BPSO OFF OFF 12 Mbps BPS1 BPSO OFF ON 6 Mbps BPS1 BPSO ON OFF 3 Mb
5. and later it transitions to High level when a packet with no PING instruction to MK Y44 DA16A is not placed is received from another CUnet station CYCT This pin normally maintains High level and outputs Low pulse for 2 x Tbps time at the lead timing of the CUnet cycle Tbps is 83 33 ns at 12 Mbps 166 67 ns at 6 Mbps and 333 33 ns at 3 Mbps established with another CUnet device for at least 3 consecutive cycles This pin outputs the LCARE signal which is a standard function of CUnet This pin outputs the Low level for 50 ms when the LCARE LCARE signal is generated and upon return from hardware reset As a unique function of the MK Y44 DA16A the Low level output of this pin is also used to display hardware errors including setting errors This pin outputs the MCARE signal which is a standard function of CUnet This pin outputs the Low level for 50 ms when the ZMCARE MCARE signal is generated and upon return from hardware reset As a unique function of the MK Y44 DA16A the Low level 4uMON This pin outputs the MON signal which is a standard function of CUnet This pin retains Low level while a link has been output of this pin is also used to display hardware errors including setting errors This pin outputs the Low level when it can confirm the presence of another party issuing operation commands to the MK Y44 DONA DAI6A When it has not confirmed the presence of another party in the past 16 consecutive cycles it outputs the H
6. pin outputs the LCARE Negative Low level for about 50 ms when the LCARE signal occurs and when it returns from hardware reset This pin retains the High level during the DONA DO Not Arrival state A pin to output the CYCT signal which is a standard function of CUnet When the CYCT signal occurs this pin transitions to Low level A pin to output the MCARE signal which is a standard function of CUnet This pin outputs the Low level for about 50 ms when the MCARE signal occurs and when it returns from hardware reset It is recommended to connect red color LED indicating a definite warning to this pin A pin to output the MON signal which is a standard function of CUnet This pin retains Low level while a link has been established with another CUnet devices for at least 3 consecutive cycles It is recommended to connect green color LED indicating a stable operation to this pin Output pin to send CUnet packets Connect this pin to a drive input pin such as of a driver It is recommended to connect orange color LED indicating a gentle warning to this pin A pin to output the High level while CUnet packets are output Connect this pin to the enable input pin of the driver A pin to input CUnet packets Connect this pin to the output pin of the receiver HSPIE Pin monitoring the SPI connection state This pin outputs Low level when an SPI error is active The output of this pin is updated whe
7. to OxFFFF in the shared memory of CUnet when the sender of the analog value sets the value The MKY44 DA 164A requires the ST44SW a dedicated LSI to load DIP SW settings In a hardware reset the MKY44 DA16A reads its station address the transfer rate the general purpose output and the output data controller s station address via the ST44S W to start operation The MK Y44 DA16A has an SPI connection monitor When SPI connection is normal the High level is output to pin SPIE SPI Error When it is abnormal the Low level is output to pin SPIE The output to this SPIE pin is updated when the analog value is sampled The MK Y44 DA16A normally outputs High level to pin SPIED SPI Error Detect However after detecting an SPI connection error it will continue outputting the Low level to pin SPIED until the next hardware reset For applications in which SPI connection errors are detected it is recommended to perform maintenance to enhance the quality and stability of the device peripheral environment and hardware AD 2 3 3V MKY44 DA16A 575 riven at 3 CU TXD CU TXE One twisted pair cables with impedance of 100 Q BIN 2s POLsel Rt 1000 Pulse transformer SPI MISO A A I vr 4 TU ouo ED Analog SPI SCK 5 SS RE OB 7 Network cable DA_LOAD Wax MA e m 77 7 777777777777 m Re 3 3 V 14 Green Connection of L
8. until the first analog value output Whether these values are output as Bipolar 0x8000 to 0x0000 to Ox7FFF or Unipolar 0x0000 to OxFFFF depends on the setting of pin POLsel The state of pin POLsel is shown in the POLsel bit of bit 48 When they are set as Bipolar POLsel bit is 1 2 The state of pin Di is shown in one byte in bits 39 to 32 The data of the general purpose input pins 017 to 010 depends on the setting of pin DilInv The setting status of pin ZDiInv is shown in the Dilnv bit bit 50 If Dilnv is 0 the 1 byte data of bits 39 to 32 will be shown by positive logic In such a case the status of the eight general purpose input pins will be shown as 0 when in Low level and as 1 when in High level If the Dilnv bit is 1 the data will be shown by negative logic Thus the status of the general purpose input pin will be shown as 1 when at Low level and as 0 when at High level 3 EDo Echo back Data out the byte from bit 47 to bit 40 is the echo back of the general purpose output pin data Do shown in the MB specified by DOSA setting By referring to this byte the device sending out the Do data can confirm that the data is successfully output to the general purpose output pin 4 The byte from bit 55 to bit 48 shows the setting condition and status of MK Y44 DA16A The unused bit is 0 Bits 54 53 51 50 48 Shows by negative logic the individual settings read out from pins
9. 4 MHz crystal oscillator between these pins XTAL4o Connect 20 pF ceramic capacitors between these pins Vss Connect them near pins DIP ON 15 Positive Connect this pin with pin DIP ON of the ST44SW For more information about the ST44SW refer to the STA4SW User s Manual Connect this pin with pin TX of ST44SW For more information about ST44SW DS refer to the STA4SW User s Manual POL sel a v whether the analog output type should be treated as Bipolar n V or Unipolar 0 V amp DA CLR 26 Negative O Function pin to force D A output to be 0x0000 Connect it to pin CLR of the AD5752 8 bits of general purpose input pins Leave these pins open when not in use internal pull up 351042 Poste 0 8 wis oF eee pupa ouput pins Leave these pins open when notinuse 0 MOSI function pin of SSP ComesirtopiSDINGMeADSISI 0 mae Ses a Comes icopinsCLK otten O 58 function pin oF SPL Connect itio pin SYNC ofthe ADSTS2 DONA Soo It is at Low level at other times Positive DA LOAD Negative O Control pin to batch update D A output Connect it to pin ZLOAD of the AD5752 A pin to output the PING signal which is a standard function of CUnet When the PING signal 0 occurs this pin transitions to Low level qve 0 Us ENZI A pin to output the LCARE signal which is a standard function of CUnet This
10. DS MKY44 DA16A V1 1E CUnet Family MKY44 DA16A OE qucm CO LTD DATA SHEET MKY44 Series CUnet Compliant Intelligent Slave ICs key words 2ch 16 bits D A 2 types of analog output update mode 8 bits DI 8 bits DO MKY44 DA16A Specifications e Model MKY44 DA16A ADC AD5752 external with SPI connection Number of channels 2 channel Analog output update mode CC CUnet Cycle SNS Sequential Number Synchronization DIO 8 bits DI 8 bits DO Power voltage 33V Power consumption 20mA Temperature range 40 to 85 C Package 64 pin 0 5 mm pitch 10 mm x 10 mm ST44SW Required Specifications of Analog Devices D A Converter AD5752 Built in output amplifier Analog output range gt 5 10 5 V 10 D A conversion resolution 16 bits Integral non linearity error Max 16 LSB Differential linearity error Max 1 LSB Number of channels 2 channel Applications Industrial devices Medical devices Measurement devices Power wire monitoring Process control http www steptechnica com Z e 72 3 5 zi 9 z gt 5 5883 989959 x Qa ooooaaaaaaaaaao dHHBHHHHHHHHHHHE S9 3399900090060 N C LI 49 Did PING C1 50 TEP CL Di4 ZCYCT LLLI 51 TT Di3 N C 52 ECHNICA TT Di2 MCARE LLLI 53 Dil ZLCARE LLLI 54 TT Dio MON L155 CL DA_CLR CU TXD 56 TT NC CU LLL 57 1 LI J N C
11. ED pe Fe d Rc 2KO TO SPIED care Deer IROMA Am x Red MCARE p 19 20 pF 10 MP DEOR d XTAL4i X tal 4 MHz 20 oF 33V Voltage detection reset IC 11 XTAL40 VoD 3 3 V 444 TORA 104 Open collector type with time 22 Reset d Out limit of at least 200 us 51 Dilnv ry Vss q DoClr d DIP SW etc L Noise protection iid VOLsel ST44SW DIP SW DOSA Do7 DIP_RX RESERVED 006 ON RESERVED Do5 DOSA5 eneral purpose output DOSA3 Do2 DOSA2 36 Do1 HMODE P11 DOSA1 35 Do0 P10 DOSAO 7 BPS1 34 P06 BPSO 33 P05 SA5 32 P04 SA4 31 P03 SA3 General purpose input 30 P02 SA2 29 i P01 SA1 28 00 5 0 27 5 5 77 7 7 Cs Laminated ceramic 2 2 uF Page 7 12 SFE Co LTD CUnet Family MKY44 DA16A B Pin Functions of the MKY44 DA16A mme wwe i Connect a capacitor whose effective capacitance is at least 1 uF and a 0 1 uF ceramic capacitor DECIUF 3 for high frequency bypass in parallel between this pin and Vss Or connect a laminated ceramic capacitor of around 2 2 uF with the property that capacitance reduction is about 2096 even in DC bias issus e 4 The hardware reset input pin of MKY44 DA16A Right after power is turned on or when the on user intentionally resets the hardware Low should be retained for at least 200 us XTAL41 10 11 Pins to connect a crystal oscillator Connect a
12. Output Clear Function CUnet executes communication regularly The data to output the analog voltage is regularly passed to the MK Y44 DA16A through this cycle The MK Y44 DA16A using this data has two analog output update modes CC CUnet Cycle and SNS Sequential Number Synchronization If CC is selected as the analog output update mode it will update the analog output voltage at the next CUnet time period after the DOSA value for each CUnet cycle The cycle time of CUnet is a constant value based on the transfer rate etc For example in a system with 4 nodes at 12 Mbps the cycle time would be 155 us In this example if the application has the user CPU constantly change the CUnet shared memory data that is the analog output of the D A station by rewriting it the analog output voltage of the D A station will be updated every 155 us If SNS is selected as the analog output update mode it will update the analog output voltage only when the SN Sequential Number value for update notification changes Furthermore this is only if SN does not change to 0x00 In this mode you can maintain the analog output voltage of the MK Y44 DA16A by leaving SN as 0x00 in cases such as when the sender of the analog value is not ready during the initial state after a reset Also by making the sender of the analog value update the SN value in a chosen time you can control the update time of the analog output voltage for the 44 16 If t
13. eives a message in a format different from a CUnet 2 character string it will return a message in format in which byte 0x08 of the basic format 15 N In this case NAK reason of OxEO or OxE1 will be shown in byte 0x09 01 to 99 in ASCII The mail data size is irregular Page 6 12 oTt qms Co LTD CUnet Family MKY44 DA16A Configuration Example of the CUnet Analog Input Terminal with the MKY44 DA16A As shown in the configuration diagram of CUnet analog input terminal with the MK Y44 DA16A the signal of the 44 The network interface pins CU CU TXD CU signal of the MK Y44 DA16A is connected to CUnet through the recommended transceiver and pulse transformer It connects the MK Y44 DA16A and the Analog Devices AD5752 If a current conversion or voltage amplification circuit 15 required before the analog output of the AD5752 please prepare a circuit that fits the application If the voltage output from the AD5752 is nV Bipolar set the Low level to pin ZPOLsel of the MK Y44 DA16A With this setting write D A conversion data representing 32768 to 0 to 32767 0x8000 to 0x0000 to Ox7FFF in the shared memory of CUnet when the sender of the analog value sets the value If the voltage output from the AD5752 15 to nV Unipolar set the High level to POLsel of the MK Y44 DA16A In this setting write D A conversion data representing 0 to 65535 0x0000
14. he analog values of both ch0 and chl are updated at the same time the MK Y44 DA16A controls DAC so that the analog outputs of both ch0 and ch1 change simultaneously Also if the communication cable of the D A station is disconnected or if data cannot reach the MK Y44 DA16A because the device to write the CUnet shared memory data for analog output is disconnected from communication the MK Y44 DA16A will be able to clear the analog output voltage setting it to 0 0000 In this case pin DoClr can be set to select whether to clear the analog output voltage or to maintain the existing output voltage DOSA Setting and Output Target Data The MKY44 DA 164A treats as the output target the MB Memory Block data corresponding to the specified DOSA value 1 The word in bits 15 to 0 is the analog output data of ch0 The word in bits 31 to 16 is the analog output data of chl Since the data is in little endian format the LSB is in the smallest address D A conversion is performed with SNS Sequential Number Synchronization or CC CUnetCycle according to the setting of pin SNS and the analog output voltage is updated in the data in this area The analog output value is echoed back to the EAO Echo back Analog Out area of the MB specified by the SA setting 2 The byte in bits 39 to 32 is the data to output to the general purpose output pin The MK Y44 DA16A outputs the data to the general purpose output pin in the next CUnet time period after the
15. igh level Connection of LEDs and Display Status LED connection is recommended for the MON ZLCARE MCARE DONA pins of 44 16 It is recommended to connect green color LED part indicating a stable operation to MON pin and DONA pin To LCARE pin it is recommended to connect orange color LED part indicating a gentle warning To MCARE pin it is recommended to connect red color LED part indicating a definite warning These pins have 2mA current drive capability Connect them in such a way that the LEDs will light up at Low level The LEDs display the status of MK Y44 DA16A The state in which MON and DONA are lit is when normal operation is possible Note The following table does not cover the pin name that shows negative logic since it is based on signal names _ Indicates the state of power off the state when the Reset pin is active the state when no CUnet devices is linked after returning from hardware reset Although a link is successfully established with at least one CUnet device the station address device the other party that writes the data to the MK Y44 DA16A set by DOSA is missing pe fe The connection of the CUnet network is normal o st The setting values of SA and DOSA of DIP SW are inappropriate When it becomes clear that at least one CUnet link is not established the LED flashes for approximately 50 ms When it becomes clear that at least one CUnet li
16. ith are negative logic active Low Electrical Ratings 25 Vss 0 V rM Operating power supply voltage Vpp or Vss output open XTAL 4 MHz Vpp Vi 0 V Ta 25 C Rise fall time of input signal Schmitt trigger input 100 ms 9 Ttc HNICA CO LTD Page 9 12 CUnet Family MKY44 DA16A B Pin Ratings we _ Es o mear cm wow C cur N D 10 11 12 13 14 15 Vt max 2 1 V Vt min 1 4 V AVt min 0 5 V Pull up register Typ 100 KO 30 KO to 300 Vpb 3 3 V Vi Vss Type B Push pull output min 2 4 V Voo 3 3 V 2 mA VoL max 0 4 V Voo 3 3 V lot 2 mA loH max 2 mA Internal reset signal lo max 2 mA The Type B output pin is in a high impedance state during hardware reset For user application devices for which this state is inappropriate connect to the pin either pull down resistance or pull up resistance that can ensure initial levels suitable for the user application Pull up register Schmitt input Open drain output Rpu Vt max 2 1 V Vt min 1 4 V min 0 5 V 2 mA max 0 4 V Vpop 3 3 V lo 2 mA Internal reset lol max 2 mA trigger T 7 7 Rpu Pull up register Typ 100 30 KO to 300 KO 3 3 V Vi Vss SS Page 10 12 STE
17. n of CUnet mail Product Inquiry Using the Mail Function Upon receiving a message in product inquiry format using the CUnet character string the MK Y44 DA16A replies to the sender using the basic format of the MK Y44 DA16A see below You can make a product inquiry from any node Product Inquiry Format Address 0x00 0x01 0x02 0x03 0x04 0x05 0x06 0x07 Ascii C U n e t sp r Hex 0x43 0x55 Ox6E 0x65 0x74 0x20 Ox3F 0xO0D Basic Format of the MKY44 DA16A Address 0x00 0x01 0x02 0x03 0x04 0x05 0x06 0x07 Ascii D A 1 6 A sp VN Vn 0 44 0x41 0x31 0x36 0x41 0x20 Address 0x08 0x09 Ox0A 0x0B 0 0 0x0D OxOE OxOF Ascii M 0 4 0 00 SA DOSA Status 0x00 0x00 0x00 Description of the Basic Format Shows the version number of the MK Y44 DA16A in two ASCII characters The Version Number version numbers start from 01 7 VN represents the tens place and represents the ones place SA DIP SW SA Shows the DIP SW SA data shown in the section DIP SW Settings for SA DOS 0x00 to OxEF as one hexadecimal byte DOSA DIP SW DOSA Prowse DIP SW DOSA data shown in the section DIP SW Settings for SA 0x00 to OxEF DOSA as one hexadecimal byte The same content as the Status in bits 55 to 48 shown in Data Placement in the Occupied Memory Block page 3 of this document is shown as one hexadecimal byte Caen If the MK Y44 DA16A rec
18. n the analog value is sampled SPIED Nesulive This pin normally outputs the High level but outputs the Low level from when an SPI IE error is detected until hardware reset 1 2 4 23 Power Power pin Supply 3 3 V 0000000 Supply 3 3 V _ 5 9 12 Power pin Connected to 0 V 7 8 13 14 16 24 25 49 52 Do not connect to other signals keep them open 59 62 63 64 Page 8 12 oTt CO LTD Pin Assignment N C PING CYCT N C MCARE LCARE MON CU_TXD CU TXE CU RXD N C SPIE SPIED N C N C N C 49 1150 1152 LJ 53 1154 115 LL 57 CT 58 CT 59 TI 61 62 63 CUnet Family MKY44 DA16A 45 1 SPI SCK 47 LT DONA 43 L SPI MISO 42 1 Do7 41LI 006 40 LLL Do5 48 T DA LOAD 44 T 1 SPI MOSI 46 CL ZSPI SS 39 LL Do4 38 LL Do3 37 LL_ Do2 36 LLJ Do1 35 LL Jj 34 LLLI Di7 33 LL J TEP TECHNICA DA16A 01 MKY44 SA SEE T VDD T 1 VDD I 2 DEC1uF 3 VDD T 4 Vss 5 L 11 10 XTAL4o L 1 11 Vss L 1 12 LLI 13 N C 14 DIP ON L_LJ 15 Reset LLLI 6 N C L 17 B i oO 2 Vss 119 N C 16 XTAL4i Did Di4 Di3 Di2 Di1 DiO CLR N C N C VDD Dilnv DoClr SNS OLsel POLsel DIP_RX Note N C pin is not connected Pins prefixed w
19. nk has not been established during the last 3 consecutive scans the LED flashes for approximately 50 ms When it becomes clear that at least one CUnet link has been disconnected during the last 3 consecutive scans and when hardware reset 15 executed the LED flashes for approximately 50 ms The following internal hardware of MK Y44 DA16A is abnormal Blink alternately every second DIP SW read hardware including ST44S W Blink alternately every two seconds MKYA44 DA1064 internal hardware Please perform maintenance such as replacement Continuous lighting Flash lighting for about 50 ms Alternating lit and unlit every few seconds Unique to MK Y44 DA16A display the status in which only MCARE stays lit means that the settings of SA and DOSA of DIP SW are inappropriately identical or overlapping values If LCARE and MCARE keep blinking every few seconds it means a failure caused by a crash in 44 16 The other signal transitions of MON LCARE and MCARE are standard CUnet operation For more information about these signals refer to the section Quality Control and Indication of Network and others in the User s Manual of the CUnet dedicated LSI that is installed in the device to refer to the MK Y44 DA16A data TEP S TEcHNICA Co LTD Page 5 12 CUnet Family MKY44 DA16A Support for CUnet mail The MKY44 DA 164 supports the product inquiry functio
20. ps BPS1 BPSO ON ON This setting is disabled Set SA value in hexadecimal treating the ON state as 1 The ST44SW has a function that can set SA and DOSA in decimal For details on setting in decimal refer to the User s Manual of STAASW Setting of Pins ZPOLsel ZVOLsel SNS DoClr and Dilnv The MK Y44 DA16A has pins POLsel VOLsel SNS DoClr and ZDiInv to set the functions The MK Y44 DA16A obtains the status of these setting pins when returning from a hardware reset Activate MK Y44 DA16A after setting these pins to fit the user application Description m input open i POLsel Analog CEES Bipolar n V input Unipolar 0 V to n V input selection selection SNS SN synchronization Update the analog output by updating SN Update the analog output for each CUnet cycle analog output update SNS Sequential Number Synchronization CC CUnet Cycle Di logical inversion uem Logical inversion No logical inversion selection When the MKY44 DA16A returns from hardware reset the setting conditions read out from pins POLsel VOLsel SNS DoClr and Dilnv are shown in Status byte of the occupied memory block by 1 for Low level and 0 for High level Page 4 12 CO LTD CUnet Family MKY44 DA16A Monitor pins of CUnet This pin normally maintains High level It transitions to Low level when the PING instruction is received from another CUnet PING station
21. this data sheet or for infringement of patents and any other rights of a third party When using this product and the information and circuits in this data sheet we do not guarantee the right to use any property rights intellectual property rights and any other rights of a third party This product is not designed for use in critical applications such as life support systems Contact us when considering such applications No part of this data sheet may be copied or reproduced in any form or by any means without prior written permission from StepTechnica Co Ltd C 2013 STEP TECHNICA CO LTD TEP i S TEcHNICA CO LTD Page 12 12

861KB

Contents

Download Pdf Manuals

Related Search

Related Contents