Get close enough to this raven and you’ll set off the PIR sensor, which triggers lighting ... This bird’s brain is an Arduino Nano, which is protected from the 12V supply with a boost converter.

The nano sensor interface presented below is a microcontroller-based universal sensor interface with a power-saver mechanism. The idea, centered around an Arduino Nano (v3 ... In short, the simple ...

this active infrared close proximity sensor drives an infrared emitter to illuminate an object, then looks for the reflectance from the object to detect its close proximity. Now is the time to see the ...

The device collected dust in his room for some a while until he recently unearthed it, and noticed that a perfectly good PIR ... sensor’s signals, allowing him to easily wire it up to an Arduino.