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 ...

This is a board that connects the RC522 board with an Arduino Nano. This project was made out of frustration due to wiring the RC522 board with an Arduino Nano every time I wanted to use it. The RC522 ...

* Example showing how to read data from a PICC to serial. * This is a MFRC522 library example; for further details and other examples see: https://github.com ...

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 ...

[Sigurd] manage to obtain an old vending machine from his dorm. The only problem was that the micocontroller on the main board was broken. He and his friend decided they could most likely get the ...