Tag Archives: plc modbus communication

How to write a general mode parallel link communication program?

Write a general mode parallel link communication program Two FX2N series PLCs exchange data through a 1:1 parallel link communication network, designing one General mode communication program. The communication operation requirements are as follows. (1) The ON/OFF status of the master station XOOO to X007 is output to the slave station through M800 to M807. […]