","Download RFID RC522 MFRC522 Arduino Library","","https://www.arduinolibraries.info/libraries/mfrc522","![RFID-RC522](https://3.bp.blogspot.com/-LIRYnr98scs ...

I just received my RC522 RFID reader and made this simple Arduino access control system that uses the reader, a buzzer for the alarm and a relay shield for the security system. The relay can be used ...

A simple Arduino project using the MFRC522 RFID module to read and display RFID tag UIDs on the Serial Monitor. This project uses an RFID-RC522 module with Arduino to read RFID tags and display the ...

Abstract: Identification of corrosion in the tool industry is very important because it minimizes the impacts and losses due to damage to the tools used. Although there is already a corrosion ...