function lightOn(pin) {
arduino.analogWrite(pin.number, 255);
pin.timerid = timers.setTimeout(lightOff, 0, pin);
}
function lightOff(pin) {
arduino.analogWrite(pin.number, 0);
pin.timerid = -1;
}
{number:13, timerid: -1},
{number:12, timerid: -1},
{number:11, timerid: -1},
{number:10, timerid: -1},
{number:9, timerid: -1},
{number:8, timerid: -1},
{number:7, timerid: -1},
{number:6, timerid: -1},
{number:5, timerid: -1},
{number:4, timerid: -1},
{number:3, timerid: -1},
{number:2, timerid: -1}
];
//arduino.open("/dev/cu.usbmodemfd121");
arduino.open("COM8");
for (var i = 0, n = pins.length; i < n; i++) {
var pin = pins[i];
arduino.pinMode(pin.number, true);
}
function light(index) {
for (var i = index, n = index+4; i < n; i++) {
var pin = pins[i];
if (pin.timerid == -1) {
lightOn(pin);
break;
}
}
}