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 ...

[Pierre] recently bought his first car and decided to make his own RFID electric starter for it! An Arduino Nano controls two relays which in turn can turn the car on, start it, and turn it off.

[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 ...

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 company ...

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 the ...