diy projects
DIY PLC on a PocketBeagle 2: Is a $1,000 Allen-Bradley Fair?
A $1,000 PLC versus a $10 dev board: element14's Clem Mayer built his own on a PocketBeagle 2 to find out exactly where the…
microcontrollers
Olimex PICO-EVB Turns a Raspberry Pi Pico Into a Mini-PLC
Olimex PICO-EVB turns a Raspberry Pi Pico into a real PLC: four 15A relays, optoisolated inputs, and Home Assistant support for about $17.