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44 PPC-L106T User Manual
A.5 COM3 RS-232 serial port connector (CN2-1)
A.6 COM4 RS-232 serial port connector (CN2-2)
Table A.5: COM3 RS-232 serial port
Pin Signal
1 DCD
2RxD
3TxD
4DTR
5GND
6DSR
7RTS
8CTS
9RI
Table A.6: COM4 RS-232 serial port
Pin Signal
1 DCD
2RxD
3TxD
4DTR
5GND
6DSR
7RTS
8CTS
9RI
1
5
2
3
4
9
6
7
8