Introduction A software PLC does not need a physical controller sitting inside a cabinet to execute industrial control logic. Its runtime can live entirely on a conventional computer, communicating with other systems through familiar industrial pro...

Why I Started with the Foundations When I finished my industrial protocol research series, I wanted to move closer to the systems using those protocols. I turned my attention to software PLCs and started investigating OpenPLC Runtime v4. My first ...

> An architectural investigation into the processes, communication interfaces, and Linux environment surrounding a software PLC runtime. It has been a little over a month since I wrapped up my industrial protocol research series. At the time, I said...