RS232 Communications Connections
PC CONNECTION TABLE
PC CONNECTOR PC FUNCTION* CONTROLLER
9 PIN 25 PIN
PIN
2
3
RECEIVE (RX) TRANSMIT (TX) JP4-2
PIN
3
2
TRANSMIT (TX) RECEIVE (RX) JP4-1
PIN
5
7
COMMON
SHIELD JP4-3
*
Functions normally assigned to pins.
Check your PC manual to confirm
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