Use MFRC522 RFID Reader With Arduino

Hello! I am going to teach you how to make a cool, easy to make key card or key fob scanner! If you have a RFID MFRC522 module, leds, resistors, wires, a arduino uno, a breadboard, and a 9v battery(optional), then you are good to go to make a cool, easy to make key card or key fob scanner!”

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