Tag Archives: Ethernet
DeviceNet and the Zombie Apocalypse
Many a year ago, in a faraway place, I attended an ODVA conference (Colorado I [...]
Aug
The Art of CYA: Useful Troubleshooting Tools
I have an interesting job. I get to talk to people all over North America. [...]
Jul
Modbus and OPC UA – How do we make that marriage work?
Tens of millions of Modbus devices have been shipped all over the world. There probably [...]
Jun
ASCII Data over HTTP
ASCII data will be with us forever. It was invented out of necessity in the [...]
Apr
To Modbus or Not to Modbus, That Is the Question!
Every technology and innovation has its day. The steam engine, a revolutionary technology that revolutionized [...]
Sep
Other Devices
John Donne wrote the famous poem “No Man is an Island.” Personally, I’m thinking about [...]
Aug
Multiple Masters
When an engineer starts using Modbus TCP (the Ethernet version) instead of Modbus RTU (the [...]
Aug
MicroLogix PLC
The human brain is an incredible machine. Over the past few years, I’ve learned some [...]
Jul