Tag Archives: Slave

Network Terms

There are certain terms in automation that are used all the time but not always [...]

MODBUS – Glad You Asked! (Part 3)

My previous Modbus article focused on Modbus protocol questions. The blog focuses on questions related [...]

MODBUS – Glad You Asked! (Part 2)

Last time my Modbus article focused on general Modbus questions. This article answers questions specifically [...]

MODBUS – Glad You Asked!

I travel a lot. When you travel as much as I do, you tend to [...]

Multiple Masters

When an engineer starts using Modbus TCP (the Ethernet version) instead of Modbus RTU (the [...]

WHY MODBUS HAS FLOURISHED

Modbus is the most pervasive communications protocol in industrial and building automation and the most [...]

RS-232 MODBUS?

RS-232 and Modbus are two words that just don’t go together. Sort of like Lawrence [...]

Good Bye MODBUS PLUS

What could have been and never was… Once a year or so, just like the [...]

When NOT to Use Modbus

I’ve been writing about Modbus, Modbus RTU and Modbus TCP since I had hair, and [...]

What’s So Special About RS232 and RS485?

Modbus over RS232 and RS485 kicked off networking in automation. Before then, all we had [...]