This is CX-Programmer example code to let a PLC perform like Modbus ASCII slave.
There are several implementations of Modbus protocol. But many of them are Modbus RTU and the PLC functions as Master. There is code for different types of PLC like CJ1, CS1, C200, CQM1 and CPM2.
There are several implementations of Modbus protocol. But many of them are Modbus RTU and the PLC functions as Master. There is code for different types of PLC like CJ1, CS1, C200, CQM1 and CPM2.
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