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ShenZhen Comark Technology Co.,Ltd.
Serial Server and Gateway User Manual
Page 5
SE5011/5041 MG5011/5041:
RS-485 Serial Port:
Pin
Pin Define
1
D+
2
D-
3
GND
4
—
5
—
RS-422 Serial Port:
Pin
Pin Define
1
TX+
2
TX-
3
GND
4
RX+
5
RX-
SE5044/5144/5244 MG5044/5144/5244(TX and RX unused)
RS-485 Serial Port:
Pin
Pin Define
1
D1/3-
2
D1/3+
3
GND
4
D2/4-
5
D2/4+