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APPENDIX
WMP-226(V)/227(V) User’s manual
49
Pin #
Signal Description
RS-232
RS-422
RS-485
1
Carrier Detect
Transmit Data -
Transmit Data -
2
Receive Data
Transmit Data +
Transmit Data +
3
Transmit Data
Receive Data +
NC
4
Data Terminal
Ready
Receive Data -
NC
5
Ground
NC
NC
6
Data Set Ready
NC
NC
7
Request to Send
NC
NC
8
Clear to Send
NC
NC
9
Ring Indicator
NC
NC
J58
– COM2 Connector
Pin #
Signal Description
Pin #
Signal Description
1
232_DCD
2
232_SIN
3
232_SOUT
4
232_DTR
5
GND
6
232_DSR
7
232_RTS
8
232_CTS
9
232_RI
10
Not Used