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 ...

The Raspberry Pi is a credit card-sized computer capable of running full-fledged Linux distributions such as Raspberry Pi OS, ...

Inputs are components that send data to the Arduino. They're either digital (only sends HIGH or LOW signals) — think pushbuttons and PIR motion sensors — or analog (sends a range of data ...