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PCM-3730  User's Manual

P C M - 3 7 3 0
PC/104 16-Channel Isolated
Digital I/O Module

PC/104 and the PC/104 logo are trademarks of the PC/104 Consortium

Part no. 2003730050   1st Edition    Printed in Taiwan  August 1997

 PCM-3730  PC/104 16-Channel Isolated Digital I/O Module

PCM-3730
User's Manual

Summary of Contents for PCM-3730

Page 1: ...04 16 Channel Isolated Digital I O Module PC 104 and the PC 104 logo are trademarks of the PC 104 Consortium Part no 2003730050 1st Edition Printed in Taiwan August 1997 PCM 3730 PC 104 16 Channel Isolated Digital I O Module PCM 3730 User s Manual ...

Page 2: ...plastic vinyl and styrofoam Switch and jumper settings The PCM 3730 module has one function switch and three jumper settings The following sections tell how to configure the card You may want to refer to the figure below for help in identifying module components Connectors Jumpers and Switches Connectors Jumpers and Switches Connectors Jumpers and Switches Connectors Jumpers and Switches Connector...

Page 3: ...gs appear below JP4 Trigger method Rising edge interrupt triggering Default Falling edge interrupt triggering Interrupt source JP3 Jumper JP3 controls the card s IRQ level as shown below JP3 Interrupt source Setting Setting Setting Setting Setting Channel Channel Channel Channel Channel Connector Connector Connector Connector Connector I D I 0 IsolatedDIchannel0 CN3 pin11 I D I 1 IsolatedDIchannel...

Page 4: ... isolated output IDOØ IDO7 Connector CN1 Digital output DO 0 1 2 DO 1 DO 2 3 4 DO 3 DO 4 5 6 DO 5 DO 6 7 8 DO 7 DO 8 9 10 DO 9 DO 10 11 12 DO 11 DO 12 13 14 DO 13 DO 14 15 16 DO 15 D GND 17 18 D GND 5 V 19 20 12 V Connector CN2 Digital input DI 0 1 2 DI 1 DI 2 3 4 DI 3 DI 4 5 6 DI 5 DI 6 7 8 DI 7 DI 8 9 10 DI 9 DI 10 11 12 DI 11 DI 12 13 14 DI 13 DI 14 15 16 DI 15 D GND 17 18 D GND 5 V 19 20 12 V ...

Page 5: ...n emitters and integral suppression diodes for inductive load actived by connecting EO COM to VDD If the external voltage 5 40 V is connected to each isolated output channel IDO and its isolated digital output turns on 200 mA per channel maximum the card s current will sink from the external voltage The current for all channels combined exceeds 150 mA The following figure shows how to connect an e...

Page 6: ...e card s registers To turn on an output channel you write a 1 to the corresponding bit To read an input port you simply read from the register The card requires nine I O register addresses but you only need to access the first four registers the data registers The address of each register is specified as an offset from the card s base address For example BASE 0 is the card s base address and BASE ...

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