RFID Module: Reads the UID from an RFID tag/card. If the UID matches the authorized UID, access is granted. This project is open-source and can be freely used for educational purposes. I demonstrate ...
I just received my RC522 RFID reader and made this simple Arduino access control system that uses the reader, a buzzer for the alarm and a relay shield for the security system. The relay can be used ...
Arduino board (e.g., Arduino Uno) QR code reader module (e.g., a barcode scanner compatible with Arduino) USB cable to connect Arduino to the computer Computer to run the HTML page Connect the QR code ...