DIY RFID Card Lock System
Shawn McCombs built a DIY RFID Card Lock System for his office. The wiring is a bit quick and dirty but sometimes you just need to get things done. It is based around an ATMega 328 microcontroller and is coded using an Arduino sketch but the controller id hand wired on a breadboard to allow for some customization. Shawn is using the Parallax RFID controller that was designed by