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LEMON-RFID-MFRC522

RFID MFRC522 I2C

Initialize RFID RFMC522 I2C module

The RFID module needs to be initialized before it is ready to use.

// Initialize RIFD module
MFRC522.Init()

Read ID from card

This function reads the cards unique ID and returns it.

// Read unique ID
MFRC522.getID()

Read data from card

Data stored on the card can be retrieved with this function.

// Read data
MFRC522.read()

Write data to card

Write data, formatted as string, to the card.

// Write data
MFRC522.write("1234")

Turn off antenna

After use, the antenn can be turned off.

// Turn antenna off
MFRC522.AntennaOff()

Supported targets

License

MIT