
UNO-2059E User Manual 20
A.2 RS-232/485 Serial Port (CN13~CN14)
Pin Assignments
Note: NC represents “No Connection.”
Table A.2: RS-232/485 Serial Port Pin Assigns
Pin RS-232 Signal Name RS-485 Signal Name
1 DCD DATA-
2 RxD DATA+
3TxD NC
4DTR NC
5GND GND
6DSR NC
7RTS NC
8CTS NC
9RI NC
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