[](https://youtu.be/gTQmLkwnUxk) [YouTube video](https://youtu.be/gTQmLkwnUxk) RC522 RFID Module ...

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 ...

In this Article, we learn about how to Interfacing RC522 RFID Sensor with ESP32 Using Arduino IDE. In the Last post, we learned about how to make ESP32 CAM Face Detection Interface Relay with Buzzer.

Transform your door security with an Arduino-based RFID lock system for seamless, keyless entry and enhanced protection. If you want to know detailedly, how to make RFID Door lock using Arduino, check ...

An Arduino Uno RFID access-control prototype that unlocks an electronic latch when a registered card is scanned. The firmware reads card UIDs through an MFRC522 RFID module, displays access status on ...