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 ...

RFID card transactions, at least in Europe, don’t require anything except putting the card on the reader. Honestly though, the limit on my card is £20 in a single transaction and £50 total ...

By connecting multiple MFRC522 RFID readers to an Arduino Uno, she’s come up with a method of triggering a device (like an electronic door lock) only when the appropriate combination of RFID ...

RFID enables wireless data collection by readers from electronic tags attached to or embedded in objects, for identification and other purposes. This article describes the construction of a simple ...

Makers, developers and hobbyists looking for a quick way to program RFID cards might be interested in a new Arduino compatible RFID reader development board called the RFID123 which has been ...

Meet the Arduino Compatible RFID Reader Module. It can hold card data for up to five cards, takes seconds to program, and holds card data in EEPROM memory, which means that the cards are saved ...

Instructables user talk2bruce created the Arduino Internet Gizmo, a card reader that takes you to your favorite websites with a touch of an RFID tag.

To let its employees socialize from 300 miles away, ad agency Allen & Gerritsen hacked together an interactive game using RFID sensors, an Arduino, and some custom in-house development. Now ...

Winner: Lock Your Drawer With an Arduino and RFID. Blake is in the midst of a home automation project. Needing a way to keep his 2-year-old out of his desk drawer full of electronic parts, Blake ...