Arduino Night Security Alarm with PIR Sensor. January 31, 2014 by T.K. Hareendran Comments 7. Advertisement. In the microcontroller era today, Arduino is more than just a tool to accomplish hobby ...

This project unveils a compact and efficient fire alarm system, thoughtfully crafted using the versatile Arduino Uno microcontroller 🤖 and an IR (Infrared) sensor 🌟. Designed with safety in mind 🛡️ ...

I recently had to build an infrared close proximity sensor that could tell if something was dropped in a parcel delivery drop box. After some searching, I ended up using a microcontroller and a piece ...

If you’re looking for something to do this weekend, consider this PIR (passive infrared) Sensor Alarm project. Not only will the motion-sensing alarm ...

Download the latest version of Arduino IDE from Arduino. Connect your Arduino Nano board to your laptop and open the control panel. in the control panel, click on Hardware and Sound.Now click on ...

IR sensor’s output pin is connected to Arduino, so Arduino will read it and activate the Relay module by making pin 7 high. As soon as relay is activated, it will turn on the DC motor. When there is ...