Arduino-UNO-SIM808-RFID-RC522-Vehicle-Tracking The project implements Arduino UNO as a base controller. It utilized SIM808 for GSM, GPS and GPRS connectivity. The project also implements RFID module ...

RFID Reader RC522 interface with NodeMCU using Arduino IDE What is RFID? Radio-Frequency Identification (RFID) is the use of radio waves to read and capture information stored on a tag attached to an ...

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.