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7I44 MANUAL

 8 CHANNEL RS-422 INTERFACE

 V1.1

Summary of Contents for 7I44

Page 1: ...7I44 MANUAL 8 CHANNEL RS 422 INTERFACE V1 1...

Page 2: ...This page intentionally almost blank...

Page 3: ...EFAULT CONFIGURATION 2 CABLE POWER SELECTION 2 CONNECTORS 3 CONNECTOR LOCATIONS AND DEFAULT JUMPERS 3 CONTROLLER CONNECTOR 4 AUX 5V POWER 4 RJ 45 CONNECTORS 5 OPERATION 5V POWER 6 RS 485 CAPABLE CHANN...

Page 4: ...ontroller connection is a 50 pin header that matches the pinout of the 4I34M 4I38 4I65 4I68 5I20 5I22 5I23 7I43 and 7I60 Anything I O cards Serial I O connectors are RJ45 jacks allowing standard CAT5...

Page 5: ...ION The 7I44 can get its operating power from the flat FPGA cable or from P1 For testing and with very low power remote devices cable power can be used W1 selects whether cable power connects to the 7...

Page 6: ...7I44 3 CONNECTORS CONNECTOR LOCATIONS AND DEFAULT JUMPER POSITIONS...

Page 7: ...OM 7I44 9 TX0 TO 7I44 33 TX4 TO 7I44 11 TXEN0 TO 7I44 35 TXEN4 TO 7I44 13 TX1 TO 7I44 37 TX5 TO 7I44 15 TXEN1 TO 7I44 39 TXEN5 TO 7I44 17 TX2 TO 7I44 41 TX6 TO 7I44 19 TXEN2 TO 7I44 43 TXEN6 TO 7I44 2...

Page 8: ...s a small amount of 5V power to some remote devices PIN FUNCTION DIR CAT6 568B COLOR 1 TX FROM 7I44 ORANGE WHITE 2 TX FROM 7I44 ORANGE 3 RX TO 7I44 GREEN WHITE 4 GND FROM 7I44 BLUE 5 GND FROM 7I44 BLU...

Page 9: ...RS 485 interfaces the RX and TX lines and the RX and TX lines should be tied together at the 7I44 INTERFACING WITH MESA SERIAL DEVICES The 7I44 in intended as an interface to MESA s serial I O device...

Page 10: ...load 5V CURRENT TO EACH I O CONNECTOR 640 mA MAXIMUM DATA RATE 10 MBIT S RS 422 INPUT COMMON MODE RANGE 7 12 Volts RS 422 TERMINATION RESISTANCE 118 122 Ohm RS 422 OUTPUT LOW C 8 Volts 24 mA sink curr...

Page 11: ...7I44 8 DRAWINGS...

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