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 ...

Project using Arduino UNO and a RFID reader module (EM-18) to control an LED and a Relay. Circuit schematic and Arduino Sketch (source code) are provided here. The reader transmits radio frequency ...

An Arduino, a spent roll of toilet paper ... That may or may not be as easy as using a separate tag reader. We’ve seen some very simple RFID tag concepts. What we want is a DIY reader that ...

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. To add new keys to the system, [Jason] simply swipes his “master ...

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 ...

A cool RFID music table has been created ... The input to the Arduino is a Parallax wireless radio tag reader with a range of a few inches.” This innovative approach ensures that the user ...

"If a stock room employee can carry an RFID reader in his back pocket while going ... the first guy to hook up one of these babies to an Arduino-piloted flying neighborhood drone.))) ...