9
RS485 port definitions
RS485
Communication pin definitions
1
Serial port A of the first RS485
2
Serial port B of the first RS485
3
Serial port A of the second RS485
4
Serial port B of the second RS485
5
Serial port A of the third RS485
6
Serial port B of the third RS485
7
Serial port A of the fourth RS485
8
Serial port B of the fourth RS485