This project demonstrates how to control three LEDs using three push buttons and an Arduino UNO in Tinkercad. Each button is connected with a pull-down resistor (10 kΩ) and controls one LED. Button 1 ...

This project uses an RFID module (RC522) to create an access control system with Arduino. The system checks RFID tags against a stored authorized UID and provides visual and audio feedback based on ...