Arduino UNO/Nano/Mega operates at 5V logic. However, the MFRC522 works at 3.3V logic level, and is not 5V tolerant. If using one of these microprocessors: You must use a 5V <-> 3.3V level shifter on ...

Contribute to bsiever/Argon-RFID-MFRC522 development by creating an account on GitHub. Skip to content. Navigation Menu ... Arduino library for MFRC522 and other RFID RC522 based modules. ... MFRC522 ...

Arduino Uno, Nano, Pro Mini, Mega, ... For that, we are going to use the MFRC522 Arduino Library by Miguel André Balboa. Since the library is not available in the Arduino library manager, download it ...

The Arduino Team presented some new products at Maker Faire this weekend. It’s a significant update. The Arduino UNO and Arduino Mega 2560 update the Duemilanove and Mega respectively. They n… ...