A cool RFID ... use RFID tags to trigger audio guides, or in retail environments where customers can scan tags to hear product information or promotional messages. The flexibility of the Arduino ...

I just received my RC522 RFID reader and made this simple Arduino access control system that uses the reader ... buzzer and the relay will not be activated. We might as well use a good RFID tag to ...

The Arduino acts as the brains of the operation while an off-the-shelf NFC/RFID reader module is used to read the RFID tags ... plans to use it to control his garage door. The system also has ...

An Arduino, a spent roll of toilet paper, magnet wire, and a few passive components are what’s needed to build this RFID spoofer. It’s quick, dirty, and best of all, simple. However ...