RFID or Radio Frequency Identification system consists of two main components, a transponder/tag attached to an object to be identified, and a Transceiver also known as interrogator/Reader. One of the example of this system is RFID based walk-through automatic checkout solution where you can fill up your cart and walk right out the door.
This week we will share how to interface RC522 RFid readers using Maker Pi Pico and CircuitPython
Learn how to do this project here and watch the video here.
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