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New protocol, revert back to Arduino

master
Ambrose Chua 2016-01-17 14:20:14 +08:00
parent 9a8389abf4
commit dd9dcbd46e
2 changed files with 301 additions and 31 deletions

View File

@ -1,39 +1,44 @@
#include <WS2812.h>
#include <DigiCDC.h>
#define LEDCount 37
#define outputPin 1
#define outputPin 11
WS2812 LED(LEDCount);
cRGB value;
void setup() {
SerialUSB.begin();
//Serial.begin(230400);
Serial.begin(115200);
LED.setOutput(outputPin);
}
void loop() {
if (SerialUSB.available() > 0) {
byte command = SerialUSB.read();
if (Serial.available() > 0) {
byte command = Serial.read();
//Serial.write(command);
if (command == 0x11) {
LED.sync();
SerialUSB.write(0x1f);
Serial.write(0x1a);
}
else if (command == 0x12) {
while (SerialUSB.available() < 4) {
while (Serial.available() < 4) {
}
int pos = SerialUSB.read();
value.r = SerialUSB.read();
value.g = SerialUSB.read();
value.b = SerialUSB.read();
int pos = Serial.read();
value.r = Serial.read();
value.g = Serial.read();
value.b = Serial.read();
LED.set_crgb_at(pos, value);
SerialUSB.write(0x1f);
//Serial.write(pos);
//Serial.write(value.r);
//Serial.write(value.g);
//Serial.write(value.b);
Serial.write(0x1b);
}
else {
SerialUSB.write(0x1e);
Serial.write(0x1e);
}
}
}

301
index.js
View File

@ -1,32 +1,154 @@
var express = require("express");
var SerialPort = require("serialport").SerialPort;
var serialPort = new SerialPort("/dev/ttyACM0", {
baudrate: 9600
});
serialPort.on("open", function () {
/*serialPort.on('data', function(data) {
process.stderr.write(data);
});*/
setTimeout(function () {
serialPort.write("2,3\n", function (err, results) {
setTimeout(function () {
serialPort.write("1,255\n", function (err, results) {
});
}, 500);
});
}, 2000);
var serialPort = new SerialPort(process.argv[2], {
baudrate: 115200
});
var leds = 37;
var toHue = function (s) {
return Math.floor(s / 64 * 256 % 256);
};
var hslToRgb = function (h, s, l) {
var r, g, b;
if (s == 0) {
r = g = b = l; // achromatic
} else {
var hue2rgb = function (p, q, t) {
if(t < 0) t += 1;
if(t > 1) t -= 1;
if(t < 1/6) return p + (q - p) * 6 * t;
if(t < 1/2) return q;
if(t < 2/3) return p + (q - p) * (2/3 - t) * 6;
return p;
}
var q = l < 0.5 ? l * (1 + s) : l + s - l * s;
var p = 2 * l - q;
r = hue2rgb(p, q, h + 1/3);
g = hue2rgb(p, q, h);
b = hue2rgb(p, q, h - 1/3);
}
return [Math.round(r * 255), Math.round(g * 255), Math.round(b * 255)];
};
var state = 42;
var lightness = 0.5;
var h;
var i = toHue(state);
var sp = 1;
var writeLED = function (i, r, g, b, cb) {
serialPort.write(new Buffer([0x12, i, r, g, b]), function () {
//serialPort.drain(function (err) {
// cb(err);
cb();
//});
});
};
var update = function (cb) {
serialPort.write(new Buffer([0x11]), function () {
//serialPort.drain(function (err) {
// cb(err);
cb();
//});
});
};
var writeAllLED = function (color, cb) {
var buff = [];
for (var i = 0; i < leds; i++) {
var c = color(i);
buff.push(0x12, i, c[0], c[1], c[2]);
}
var chunksize = 5;
var j = 0;
var loop = function () {
serialPort.write(new Buffer(buff.slice(j, j + chunksize)), function () {
//serialPort.drain(function (err) {
j += chunksize;
if (j < buff.length) {
loop();
}
else {
cb();
}
//});
});
};
loop();
};
var flash = function (color, cb) {
writeAllLED(color, function () {
update(cb);
});
};
var slide = function (color, cb, time) {
var i = -1;
var loop = function () {
i++;
if (i < leds) {
var c = color(i);
setTimeout(function () {
writeLED(i, c[0], c[1], c[2], function () {
update(loop);
});
}, time || 30);
}
else {
cb();
}
};
loop();
};
var fade = function (color, cb) {
};
serialPort.on("open", function () {
serialPort.on("data", function (d) {
//console.log(d);
});
/*
setTimeout(function () {
var bytes = [];
bytes.push();
for (var i = 0; i < leds; i++) {
bytes.push(0x12, i, 0, 0, 255);
}
bytes.push(0x11);
var data = new Buffer(bytes);
console.log(data);
serialPort.write(data);
serialPort.drain(function (err, results) {
console.log("all blue");
});
}, 5000);
*/
var a = function () {
slide(function (i) {
return [0, 0, 255];
}, function () {
slide(function (i) {
return [255, 0, 0];
}, function () {
slide(function (i) {
return [0, 255, 0];
}, function () {
a();
});
});
});
};
//a();
});
var app = express();
app.get("/get", function (req, res) {
@ -35,7 +157,7 @@ app.get("/get", function (req, res) {
app.get("/set/:i", function (req, res) {
state = req.params.i;
state = req.params.i * 1;
//console.log("3," + Math.floor(state / 64 * 256 % 256));
res.status(200).end();
@ -66,10 +188,153 @@ app.get("/set/:i", function (req, res) {
console.log(i);
clearInterval(h);
}
serialPort.write("3," + Math.floor(i) + "\n", function (err, results) {
flash(function (la) {
return hslToRgb(i / 256, 1, lightness);
}, function () {
});
}, 50)
}, 20);
});
app.get("/lightness/set/:i", function (req, res) {
res.status(200).end();
var from = lightness;
var to = req.params.i * 1;
var a = function () {
flash(function (la) {
return hslToRgb(toHue(state) / 256, 1, lightness);
}, function () {
lightness = lightness + (to - from) * 0.02;
if ((to - from) < 0 ? lightness > to : lightness < to) {
setTimeout(function () {
a();
}, 16);
}
else {
lightness = to;
}
});
};
a();
});
app.get("/demo1/start", function (req, res) {
res.status(200).end();
var a = function () {
slide(function (la) {
return hslToRgb(0, 1, 0);
}, function () {
setTimeout(b, 500);
}, Math.floor(1000 / leds));
};
var b = function () {
slide(function (la) {
return hslToRgb(la / leds, 1, 0.5);
}, function () {
c(0);
}, Math.floor(1000 / leds));
};
var c = function (i) {
flash(function (la) {
return hslToRgb((la / leds + i / 150) % 1 , 1, 0.5);
}, function () {
if (i < 400) {
setTimeout(function () {
c(i + 1);
}, 16);
}
else {
d(0);
}
});
};
var d = function () {
slide(function (la) {
return hslToRgb(0, 1, 0);
}, function () {
e(0);
}, Math.floor(1000 / leds));
};
var e = function (i) {
slide(function (la) {
return hslToRgb((la / leds / 16 + i / 10) % 1, 1, 0.5);
}, function () {
if (i < 199) {
e(i + 1);
}
else {
f();
}
}, 50 / (i / 200 * 50));
};
var f = function () {
slide(function (la) {
return hslToRgb(i / 256, 1, 0.5);
}, function () {
}, Math.floor(1000 / leds));
};
a();
});
var demo2 = false;
app.get("/demo2/start", function (req, res) {
res.status(200).end();
demo2 = true;
var a = function () {
slide(function (la) {
return hslToRgb(la / leds, 1, 0.5);
}, function () {
b(0);
}, Math.floor(1000 / leds));
};
var b = function (i) {
flash(function (la) {
return hslToRgb((la / leds + i / 150) % 1 , 1, 0.5);
}, function () {
if (demo2) {
setTimeout(function () {
b(i + 1);
if (i == 30000) {
i = 0;
}
}, 16);
}
else {
c();
}
});
};
var c = function () {
slide(function (la) {
return hslToRgb(i / 256, 1, 0.5);
}, function () {
}, Math.floor(1000 / leds));
};
a();
});
app.get("/demo2/stop", function (req, res) {
res.status(200).end();
demo2 = false;
});
app.listen(8026);