The code is an Arduino project for the Digispark Attiny85 to turn on a light source when the PIR sensor detects something ... Because an on-board “user” LED is wired to P1 of Digispark by default, you ...

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 ...