In this article, we interface HC-SR501 PIR sensor module with ESP32. HC-SR501 PIR sensor module allows you to detect when a person or animal moves in or out of the range of your sensor.

If you are interested in building more project using PIR sensor you can check out the tutorial on how to use PIR sensor with Arduino. For this homemade motion sensor light project though we wanted to ...

Security Alarm This article is about making an intruder alarm using Arduino and PIR sensor. When the PIR sensor will detect an intruder, it will send a signal to Arduino and the Arduino will sound an ...

Circuit Diagram of PIR Sensor based Security Alarm: Circuit Components: PIR sensor UM3561 siren IC Transistor (NPN) Resistors R1, R2, R3, R4. Speaker 8 Ohms Battery This circuit is based on PIR sensor ...

Welcome to the Motion Sensor Lamp project! 🌟 Experience the magic of creating your own motion-activated lamp using a PIR sensor, LED, resistor, Arduino, and a breadboard.

PIR motion sensor for Philips Hue bridge. Contribute to eluinstra/PIR-IPSensor4Hue development by creating an account on GitHub.

But if you’re looking for more projects involving PIR sensors, we have one that alerts you when your cat is back home. Meanwhile, check out this one in action after the break.