Arduino + ESP8266 + RC522 RFID Module to save RM 100 replacement fee for my RFID access card.
ESP8266 connects with RC522 RFID module. My RFID card just not working anymore. We passed the access card to the management and let them fi...
ESP8266 connects with RC522 RFID module. My RFID card just not working anymore. We passed the access card to the management and let them fi...