62 lines
1.1 KiB
JavaScript
62 lines
1.1 KiB
JavaScript
"use strict"
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var FTDI = require('ftdi')
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function EnttecOpenUsbDMX(device_id, cb) {
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var self = this
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cb = cb || function() {}
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this.universe = new Buffer(512)
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this.universe.fill(0)
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self.sleepTime = 24
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self.timeout
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self.dev = new FTDI.FtdiDevice(device_id)
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self.dev.open({
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'baudrate': 57600,
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'databits': 8,
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'stopbits': 2,
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'parity': 'none'
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}, function(err) {
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cb(err, device_id)
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if(!err) {
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self.start()
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}
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})
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}
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EnttecOpenUsbDMX.prototype.send_universe = function() {
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this.dev.write(this.universe)
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}
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EnttecOpenUsbDMX.prototype.start = function() {
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this.timeout = setInterval(this.send_universe.bind(this), this.sleepTime)
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}
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EnttecOpenUsbDMX.prototype.stop = function() {
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clearInterval(this.timeout)
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}
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EnttecOpenUsbDMX.prototype.close = function(cb) {
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this.stop()
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this.dev.close(cb)
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}
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EnttecOpenUsbDMX.prototype.update = function(u) {
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for(var c in u) {
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this.universe[c] = u[c]
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}
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}
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EnttecOpenUsbDMX.prototype.updateAll = function(v) {
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for(var i = 0; i < 512; i++) {
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this.universe[i] = v
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}
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}
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EnttecOpenUsbDMX.prototype.get = function(c) {
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return this.universe[c]
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}
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module.exports = EnttecOpenUsbDMX
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