How to Interface RFID to Arduino

Hey! I'm Sridhar Janardhan back with another tutorial today I am going to teach you how to interface a MFRC522 RFID reader to the Arduino.RFID is a device or circuit that is used to read a data present in RFID tag without any wire.It is a wireless communication used in many application such as hotel...
By: callmeappytechie

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