Hackaday readers don’t need an introduction to the Arduino. But in industrial control applications, programmable logic controllers or PLCs are far more common. These are small rugged devices that can ...

For most of our prototype, hobby, or one-off electronics projects it’s perfectly fine to use a development platform like an Arduino Uno or something to that effect. They’re both easy to program and ...

Some of our readers might remember the Controllino PLC Arduino open source Internet of Things controller we featured here on Geeky Gadgets back in March of this year. Unfortunately back then their ...

Monitors a 24V safety monitor signal Tracks dome position via open/closed sensors (rolling roof) Checks telescope park status (10Micron mounts) Automatically parks the telescope and closes the dome ...