Compare Modbus, Fieldbus, and Profibus
Modbus is a granddaddy of industrial communication protocols. Modbus is Modicon plus fieldbus. Modbus, a serial communication protocol developed by Modicon in 1979. It is developed by Modicon for PLC...
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Modbus : History, Structure, Modes, Addressing, Functions
History of the Modbus protocol Some communication standards just emerge. Not because they are pushed by a large group of vendors or a special standards organisation. These standards—like the Modbus...
What is a Fieldbus?
Fieldbus is a digital two-way multidrop communication link between intelligent field devices. It is a local area network dedicated to industrial automation. It replaces centralized control networks with distributed control...
How Modbus Communication works
Introduction to Modbus Modbus is the “granddaddy” of industrial communication protocols. It was originally designed in the mid-1970s by Modicon as a way to link intelligent devices with PLCs using...
Modbus Communication Interview Questions and Answers
Read the Modbus communication interview questions prepared for your interview. Modbus Communication Interview Questions and Answers What is Modbus? Modbus is a serial communication protocol developed by Modicon published by...