raspberry pi + cylonjs + GPIO
npm install cylon
npm install cylon-raspi
npm install cylon-firmdata
npm install cylon-gpio
npm install cylon-i2c
/etc/modules
i2c-bcm2708
i2c-dev
/etc/modprobe.d/raspi-blacklist.conf
#blacklist spi-bcm2708
#blacklist i2c-bcm2708
pi-blaster
git clone https://github.com/hybridgroup/pi-blaster.git
cd pi-blaster
make
sudo make install
sudo ./pi-blaster