USB-32-COM-RM Pinouts

 

RS-232 RJ45 Connector Pinouts

 

 

PIN SIGNAL
1 RTS
2 DTR
3 GND
4 TxD
5 RxD
6 DCD
7 DSR
8 CTS

 

RS-232 DB9 Male Connector Pinouts

 

 

PIN SIGNAL
1 DCD
2 RxD
3 TxD
4 DTR
5 GND
6 DSR
7 RTS
8 CTS
9