* Example sketch/program showing how to read new NUID from a PICC to serial. * This is a MFRC522 library example; for further details and other examples see: https ...
This is a proof of concept for connected office furniture featuring one RFID RC522 module connected to a Arduino Nano ESP32 getting commands from a RFID card and broadcasting the command through Wi-Fi ...
I just received my RC522 RFID reader and made this simple Arduino access control system that uses the reader, a buzzer for the alarm and a relay shield for the security system. The relay can be used ...
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