[mircemk] shows how to create a simple non-contact proximity sensor using little more than an Arduino Nano board, and a convenient software library intended to measure the value of capacitors. The ...

I recently had to build an infrared close proximity sensor that could tell if something was dropped in a parcel delivery drop box. After some searching, I ended up using a microcontroller and a piece ...

We may receive a commission on purchases made from links. If you're looking to take on a new project with your Arduino, perhaps creating a smart trash can could be in the cards. Yes, it might sound ...