I just received my RC522 RFID reader and made this simple Arduino access control system that uses the reader ... On the next lines you need to change the cards codes with the ones you have. You’ll ...

By connecting multiple MFRC522 RFID readers to an Arduino Uno ... to configure the type and number of RFID cards required to trigger one of the Arduino’s digital pins, which usually would ...

Security researcher [Fran Brown] sent us this tip about his Tastic RFID Thief ... PCB using an Arduino Nano to interpret the reader’s output. When the reader sees a nearby card, the information ...

Electronics developer and Kickstarter serial entrepreneur Patrick Thomas Mitchell who we have featured numerous times here on Geeky Gadgets has once again taken to the crowdfunding website with ...