I just received my RC522 RFID reader and made this simple Arduino access control system that uses the reader ... On the next lines you need to change the cards codes with the ones you have. You’ll ...

Her code allows you to configure the type and number of RFID cards required to trigger one of the Arduino’s digital pins, which usually would be connected to a relay to fire off whatever device ...

[Jason] really wanted to build an RFID controlled garage door opener and decided to turn to Arduino to get the job done. For someone who’s never worked with an Arduino before, he really seemed ...