An Automatic Door Opener System is a project based on PIR Sensor and Arduino, which automatically opens and closes the door by detecting a person or object. You might have seen Automatic Door Opener ...

This project implements a secure password-based unlocking system using an Arduino Nano, featuring motion detection via a PIR sensor, password input through a 4x4 matrix keypad, and user feedback via a ...

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 ...

The important bit on this wireless sensor, the PIR sensor, connects with three pins – power, ground, and out. When the PIR sensor sees something it transmits a code the base station where the ...

Working from home with regular video meetings has its challenges, especially if you add kids to the mix. To help avoid embarrassing situations, [Charitha Jayaweera] created Present!, a USB device t… ...

In an era where homeowners frequently leave for work or education, robust security for residences is imperative. Traditional security measures, including window and door locks, present challenges such ...