A Quick tutorial to know how to use the Mifare RC522 RFID module with Arduino, then you can add it to yout projects such locking systems….
Wiring and Code:
https://surtrtech.blogspot.com/2017/12/quick-guide-to-wire-and-use-rc522-rfid.html
Use LCD i2c:
Arduino modules playlist:
To contact:
https://www.facebook.com/SurtrTech/
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