7 GND -- 7 GND
2 TxD -- 3 RxD
3 RxD -- 2 TxD
4 RTS -- 5 CTS
5 CTS -- 4 RTS
6 DSR \_ 20 DTR
8 CD /
20 DTR _/ 6 DSR
\ 8 CD
5 GND -- 5 GND
2 TxD -- 3 RxD
3 RxD -- 2 TxD
7 RTS -- 8 CTS
8 CTS -- 7 RTS
6 DSR \_ 4 DTR
1 CD /
4 DTR _/ 6 DSR
\ 1 CD
There's also a complete pinout of the PC's communication ports available. [an error occurred while processing the directive]