PC2300 Operations Manual
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PC2300 Operations Manual
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I/O PORTS
SERIAL COM PORTS
Connector Type: 4ea DE9P, COM1, COM2, COM3 and COM4 port.
COM1/3/4
COM2
Pin #
(RS232)
(RS422)
1
DCD
TX+
2
RXD
TX-
3
TXD
RX-
4
DTR
RX+
5
GND
GND
6
DSR
NC
7
RTS
NC
8
CTS
NC
9
RI
NC