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XH81V
RS232/422/485 Assignment
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XH81V
RS232/422/485 Assignment
RS-232
RS-422
RS-485
PIN
COM
COM
COM
1
DCD1#
422 TX -
485 -
2
SIN1
422 TX +
485 +
3
SOUT1
422 RX -
4
DTR1
422 RX +
5
GND
6
DSR1#
7
RTS1
8
CTS1#
9
RI1#
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