Let me introduce another simple microcontroller-based do-it-yourself circuit that detects motion and excites a light source in a flash. The “snooper” here is an ordinary passive infrared (PIR) motion ...

DWEII 12PCS RCWL-0516 Motion Detection Sensor, Microwave Radar Sensor, Switch Module, for Arduino ESP8266 Nodemcu Wemos, for Raspberry PI, for Human Rat Cat Detector, Detection Distance 5-7m DWEII ...

Using motion detectors and an Arduino you can trigger lights, fans, or even an pneumatically controlled cleaver-wielding clown to help add your house to the “if you dare” list.

Posted in Arduino Hacks, hardware Tagged arduino, capacitive coupling, motion detection ← Computers Beating Computers At Cricket Make Your Own Infrared Camera On The Cheap! → ...

Motion Detection with PIR Sensor Project Overview This project implements a motion detection system using a Passive Infrared (PIR) sensor interfaced with four microcontroller platforms: Arduino, ...

Arduino PIN-Protected Alarm System with Motion Detection An Arduino project implementing a security alarm system featuring PIN code access via a 4x4 keypad, status updates on a 16x2 LCD, motion ...

Kangaroo’s new sensor (we’ve previously reviewed its motion-only sensor) makes for an enticing choice given its no-tools, no-hub setup, not to mention its $30 price tag.