W
Communicating between "boxes" using Modbus. Master is a 4-wire system and Slave is a 2-wire system. What is recommended cabling? What is recommended termination resistor?
Master signals:
TXA, RXA
TXB, RXB
Gnd
Slave signals:
+
-
Gnd
Master signals:
TXA, RXA
TXB, RXB
Gnd
Slave signals:
+
-
Gnd