- MFRC522 RFID Card Sensor with Arduino
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MFRC522 RFID Card Sensor with Arduino
my Arduino ide software serial monitor is showing like
firmware version : 0x0 = unknown
WARNING :Communication failure, is the mfrc522 properly connected ?
scan picc to see uid, sak, type, and data blocks....
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- MFRC522 RFID Card Sensor with Arduino
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