Tag Archives: Modbus
When NOT to Use Modbus
I’ve been writing about Modbus, Modbus RTU and Modbus TCP since I had hair, and [...]
Sep
The Odd Couple: OPC UA and Modbus
If you’ve been around this planet for a while I’m sure you’ve run into the [...]
Aug
Modbus Plus: Mystery at the Museum
I like the TV show “Mysteries at the Museum”. They tell stories about odd things [...]
Aug
What’s So Special About RS232 and RS485?
Modbus over RS232 and RS485 kicked off networking in automation. Before then, all we had [...]
Jul
DeviceNet Changed Everything
Everyone has one of those seminal moments from their childhood that they’ll remember forever. Mine [...]
May
Not OPC UA’s Time in the Sun
I try very hard to not write anything controversial. It’s not that I shy away [...]
May
Modbus Security
If you are new to Modbus, or new to security, you already know everything there [...]
May
Writing in a Paris Garret… on Modbus
If you think that I limit my trivial, nonsensical writing to LinkedIn and the RTA [...]
Mar
All Hail, ASCII, King of Data
I fell in love with ASCII 40 odd years ago and I’m still in love [...]
Mar
MTConnect Saves from the Fires of Adapter Hell
Those of us in the world of discrete and process automation think that everyone is [...]
Feb
