MFRC-522 RC522 RFID RF IC card sensor module to send S50 Fudan card, keychain for arduino RFID-RC522 module one; the standard S50 blank card one; S50 shaped cards one (as shown keychain shape); vertical, curved row of pins each one; RC522 chip: MF RC522 is applied to 13.56MHz contactless communication highly integrated chip card reader, Read more about MFRC-522 RC522 RFID RF IC card sensor module to send S50 Fudan card, keychain for arduino[…]