Arduino library for MFRC522 and other RFID RC522 based modules. Read and write different types of Radio-Frequency IDentification (RFID) cards on your Arduino using a RC522 based reader connected via ...

About The project implements Arduino UNO as a base controller. It utilized SIM808 for GSM, GPS and GPRS connectivity. The project also implements RFID module RC522 for Mayfair card integration. The ...

Therefore, an effort was made to design a tool for “identification of impedance changes in metals using an Arduino Uno-based RFID RC522” which is relatively inexpensive and easy to carry.