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UNO-3074 User Manual 64
A.5 RS-232/422/485 Serial Port (COM3~COM4)
A.6 Ethernet RJ-45 Connector (LAN1~LAN2)
Table A.8:
RS-232/422/485 Serial Port
Pin
Assigns
Pin RS-232 RS-422 RS-485
1 DCD Tx- DATA-
2RxDTx+DATA+
3 TxD Rx+ NC
4DTRRx-NC
5GNDGNDGND
6 DSR NC NC
7 RTS NC NC
8 CTS NC NC
9RINCNC
Table A.9: Ethernet RJ-45 Connector Pin Assigns
Pin 10/100Base-T Signal Name
1XMT+
2XMT-
3 RCV+
4NC
5NC
6 RCV-
7NC
8NC