Firmware to Photon Board manufactured by Particle. This firmware is used to drive Countdown Events Box: NFC tag reader RC522, Nixie tubes with HV5522, rotary switchs, led event and cloud functions.
To have more info about the projet, see "Countdown events box" project on Instructable (www.instructable.com)
Install: Donwload particle IDE, clone repo and compile-it !
Version 1.0: first version