Hi All,
First I’m not affiliated with Automation Direct but have been a customer of AD for many, many, years. I have done several projects with their regular industrial automation platforms.
Just thought this was interesting in the world of micro controllers and industrial automation.
They have released a PLC CPU that can be programmed with the Arduino IDE and have many add-on boards to interface with various IO types.
Check it out…
https://www.automationdirect.com/open-source/home
John