A button that stopped working has probably led to more than a few smashed remotes over the years. Fortunately [pescado99] has shared a beautifully simple cure for dead or dying remote buttons: ...

Soon to be launching via Crowd Supply is a powerful ESP32 based IR/RF remote taking the form of the aptly named ESP360 Remote. The small open source hackable IR and RF remote features 9 IR LEDs and an ...

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 ...