Making an Arduino-powered automatic trash bin that opens and closes the lid for you is a great way to get started with electronics and sensors. If you're looking to make your garbage can even ...

If you have an Arduino that can act as a keyboard for a PC, the code almost writes itself. [Rootsaid] uses a specific library for the PAJ7620 and another — Nicohood — for sending media keys.

The Arduino Servo Cat-a-pult looks to automate this rather annoying daily task. A pressure sensor mat — placed in front of your cat’s food dish — activates the device.