Serial Port 1 In Rs-422/485 Mode (Jrs485_1); Serial Port 2 In Rs-422/485 Mode (Jrs485_2) - Avalue Technology HID-2138 User Manual

HID-2138 User Manual

5.3.22 Serial port 1 in RS-422/485 mode (JRS485_1)

5.3.23 Serial port 2 in RS-422/485 mode (JRS485_2)

HID-2138 Quick Reference Guide
Signal PIN PIN
GND 6
422RX1+ 4
422RX1- 2
Signal PIN PIN
485_422TX2- 1
485_422TX2+ 3
+5V 5
Signal
5 +5V
3 485_422TX1+
1 485_422TX1-
Signal
2 422RX2-
4 422RX2+
6 GND
47