One advantage of using Arduino as a security system is the flexibility ... The best sensor you can use to detect an intrusion is the Passive Infrared (PIR) Sensor. The PIR Sensor detects the motion of ...

While PIR sensors can be used with Arduino and other microcontroller boards, those best-suited for hobby use (the kind with a white golf ball-like semi-sphere lens, electrical connectors called ...

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.

To be frank, using a microcontroller is probably ... and Arduino IDE compatibility. The code is an Arduino project for the Digispark Attiny85 to turn on a light source when the PIR sensor detects ...

PIR Pin “+” connects to Arduino +5 one side of the 10K Resistor ... Of course you can use multiple sensors and outputs to trigger different effects depending on your needs.