Furthermore, the vacant solder pads near the three-pin interface header is for ... The code is an Arduino project for the Digispark Attiny85 to turn on a light source when the PIR sensor detects ...

He disassembled the air freshener, then set out to figure out how he could interface with the PIR sensor ... to the sensor’s signals, allowing him to easily wire it up to an Arduino.

In the microcontroller era today, Arduino ... at its sensor input port. As indicated, our system requires a “Logic High (H)” level input to wake up. The best sensor you can use to detect an intrusion ...

And for those who just want to get hacking, most PIR sensors (like the one above) come in a simple-to-interface module containing all the support hardware and providing a simple digital output ...