User manual

UNO-3072L User Manual 56
A.4 RS-232 Standard Serial Port (COM1~COM2)
Table A.6: RS-232 Standard Serial Port Pin Assignments
Pin RS-232 Signal Name
1 DCD
2 RxD
3 TxD
4 DTR
5 GND
6 DSR
7 RTS
8 CTS
9RI