rgb-led.js

var wpi = require('./build/Release/wiringPi');

wpi.wiringPiSetup();

var colour = [255, 255, 0];

var pins = [0, 2, 3 ];

pins.forEach(createPwmPin);

setColour(colour);

function setColour(colours) {
  colours.forEach(setPwmPin);
}

function setPwmPin(colourValue, pinIndex) {
  wpi.softPwmWrite(pins[pinIndex], colourValue);
}

function createPwmPin(pinNum) {
  wpi.softPwmCreate(pinNum, 255, 255);
}
 
// The programme quits now because everything's been done
// but it needs to stay running otherwise the lights go
// out. :-(