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. ... 0 comments on “ Arduino IR Proximity ...

This bird’s brain is an Arduino Nano, which is protected from the 12V supply with a boost converter. As you might expect, the sounds are on an SD card and played through a DF Player Mini.

Posted in Arduino Hacks, Lifehacks Tagged 9V battery, arduino, arduino nano, IR temperature sensor, leds, lever switch, limit switch Smart Coaster Informs You When Your Drink Is Ready December 4 ...