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【NFC module】Adopts PN532 transceiver, which can handle contactless communication at 13.56MHz, or use two NFC Shields to achieve point-to-point data exchange.
【Used as PFID reader】It can be used as a PFID reader for Mifare one tags and cards (13.56 MHz).
【Support multiple protocols】Support P2P communication, support ISO14443 type A and type B protocols.
【2 types of interfaces】Support UART, IIC (default) interface.