In this article, you will learn the Modbus Function Codes like Read and write of coil, contact, holding register, and…
In this article, you will learn the Modbus communication protocol function codes and address range with examples.
In this article, the author discussed the introduction of Modbus protocol, reading and writing the data format and message structure.
Modbus primary purpose was, of course, to exchange data between PLCs and other devices in the industrial plants.
Introduction to Modbus Modbus is the “granddaddy” of industrial communication protocols. It was originally designed in the mid-1970s by Modicon…
