Bare bones, webservice-based access control for use with an RFID reader and Ethernet shield
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Open_Access_Control Comment updates Feb 23, 2014
hardware Updating board/schematic png Feb 25, 2014
libraries Library Arduino 1.0 compatibility Feb 23, 2014
.gitignore Added pullup resistors, moved LCD slightly Feb 23, 2014
README.markdown Update README.markdown Feb 23, 2014


Open Access Control - HTTP Minimal Edition

AKA Open Access Control Interlock

This is a stripped-down version of the 23b hackerspace's Open Access Control system, intended for embedded use with an RFID reader and Ethernet shield for authenticating Wiegand RFID cards with a webservice. Please see for the main/full version.

For more info, contact @willbradley on Twitter.


  • This folder
    • Open Access Control folder
      • Open Access Control.ino (Arduino code -- open from the Arduino IDE.)
    • libraries folder (copy the contents of this folder to your Arduino program's libraries folder and restart the Arduino program.)
      • ShiftLCD folder
        • keywords.txt
        • ShiftLCD.cpp
        • ShiftLCD.h
      • PCATTACH folder
        • keywords.txt
        • PCATTACH.cpp
        • PCATTACH.h
      • Wiegand26 folder
        • keywords.txt
        • WIEGAND26.cpp
        • WIEGAND26.h
    • hardware folder
      • open-access-interlock.brd