635 lines
26 KiB
HTML
635 lines
26 KiB
HTML
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<title>node-poweredup Source: wedo2smarthub.js</title>
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<ul class="dropdown-menu ">
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<li><a href="BoostMoveHub.html">BoostMoveHub</a></li><li><a href="DuploTrainBase.html">DuploTrainBase</a></li><li><a href="Hub.html">Hub</a></li><li><a href="LPF2Hub.html">LPF2Hub</a></li><li><a href="PoweredUP.html">PoweredUP</a></li><li><a href="PUPHub.html">PUPHub</a></li><li><a href="PUPRemote.html">PUPRemote</a></li><li><a href="WeDo2SmartHub.html">WeDo2SmartHub</a></li>
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<a href="events.list.html" class="dropdown-toggle" data-toggle="dropdown">Events<b class="caret"></b></a>
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<li><a href="BoostMoveHub.html#event:attach">BoostMoveHub#event:attach</a></li><li><a href="BoostMoveHub.html#event:button">BoostMoveHub#event:button</a></li><li><a href="BoostMoveHub.html#event:color">BoostMoveHub#event:color</a></li><li><a href="BoostMoveHub.html#event:colorAndDistance">BoostMoveHub#event:colorAndDistance</a></li><li><a href="BoostMoveHub.html#event:detach">BoostMoveHub#event:detach</a></li><li><a href="BoostMoveHub.html#event:distance">BoostMoveHub#event:distance</a></li><li><a href="BoostMoveHub.html#event:rotate">BoostMoveHub#event:rotate</a></li><li><a href="BoostMoveHub.html#event:tilt">BoostMoveHub#event:tilt</a></li><li><a href="DuploTrainBase.html#event:color">DuploTrainBase#event:color</a></li><li><a href="DuploTrainBase.html#event:speed">DuploTrainBase#event:speed</a></li><li><a href="Hub.html#event:attach">Hub#event:attach</a></li><li><a href="Hub.html#event:detach">Hub#event:detach</a></li><li><a href="LPF2Hub.html#event:attach">LPF2Hub#event:attach</a></li><li><a href="LPF2Hub.html#event:button">LPF2Hub#event:button</a></li><li><a href="LPF2Hub.html#event:color">LPF2Hub#event:color</a></li><li><a href="LPF2Hub.html#event:colorAndDistance">LPF2Hub#event:colorAndDistance</a></li><li><a href="LPF2Hub.html#event:detach">LPF2Hub#event:detach</a></li><li><a href="LPF2Hub.html#event:distance">LPF2Hub#event:distance</a></li><li><a href="LPF2Hub.html#event:rotate">LPF2Hub#event:rotate</a></li><li><a href="LPF2Hub.html#event:speed">LPF2Hub#event:speed</a></li><li><a href="LPF2Hub.html#event:tilt">LPF2Hub#event:tilt</a></li><li><a href="PoweredUP.html#event:discover">PoweredUP#event:discover</a></li><li><a href="PUPHub.html#event:attach">PUPHub#event:attach</a></li><li><a href="PUPHub.html#event:button">PUPHub#event:button</a></li><li><a href="PUPHub.html#event:color">PUPHub#event:color</a></li><li><a href="PUPHub.html#event:colorAndDistance">PUPHub#event:colorAndDistance</a></li><li><a href="PUPHub.html#event:detach">PUPHub#event:detach</a></li><li><a href="PUPHub.html#event:distance">PUPHub#event:distance</a></li><li><a href="PUPHub.html#event:tilt">PUPHub#event:tilt</a></li><li><a href="PUPRemote.html#event:button">PUPRemote#event:button</a></li><li><a href="PUPRemote.html#event:colorAndDistance">PUPRemote#event:colorAndDistance</a></li><li><a href="WeDo2SmartHub.html#event:attach">WeDo2SmartHub#event:attach</a></li><li><a href="WeDo2SmartHub.html#event:button">WeDo2SmartHub#event:button</a></li><li><a href="WeDo2SmartHub.html#event:color">WeDo2SmartHub#event:color</a></li><li><a href="WeDo2SmartHub.html#event:detach">WeDo2SmartHub#event:detach</a></li><li><a href="WeDo2SmartHub.html#event:distance">WeDo2SmartHub#event:distance</a></li><li><a href="WeDo2SmartHub.html#event:rotate">WeDo2SmartHub#event:rotate</a></li><li><a href="WeDo2SmartHub.html#event:tilt">WeDo2SmartHub#event:tilt</a></li>
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<h1 class="page-title">Source: wedo2smarthub.js</h1>
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<section>
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<article>
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<pre
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class="sunlight-highlight-javascript linenums">"use strict";
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var __importStar = (this && this.__importStar) || function (mod) {
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if (mod && mod.__esModule) return mod;
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var result = {};
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if (mod != null) for (var k in mod) if (Object.hasOwnProperty.call(mod, k)) result[k] = mod[k];
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result["default"] = mod;
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return result;
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};
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Object.defineProperty(exports, "__esModule", { value: true });
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const hub_1 = require("./hub");
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const port_1 = require("./port");
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const Consts = __importStar(require("./consts"));
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const Debug = require("debug");
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const utils_1 = require("./utils");
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const debug = Debug("wedo2smarthub");
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/**
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* The WeDo2SmartHub is emitted if the discovered device is a WeDo 2.0 Smart Hub.
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* @class WeDo2SmartHub
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* @extends Hub
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*/
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class WeDo2SmartHub extends hub_1.Hub {
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constructor(device, autoSubscribe = true) {
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super(device, autoSubscribe);
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this._lastTiltX = 0;
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this._lastTiltY = 0;
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this.type = Consts.HubType.WEDO2_SMART_HUB;
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this._ports = {
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"A": new port_1.Port("A", 1),
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"B": new port_1.Port("B", 2)
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};
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debug("Discovered WeDo 2.0 Smart Hub");
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}
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// We set JSDoc to ignore these events as a WeDo 2.0 Smart Hub will never emit them.
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/**
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* @event WeDo2SmartHub#speed
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* @ignore
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*/
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static IsWeDo2SmartHub(peripheral) {
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return (peripheral.advertisement &&
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peripheral.advertisement.serviceUuids &&
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peripheral.advertisement.serviceUuids.indexOf(Consts.BLEService.WEDO2_SMART_HUB.replace(/-/g, "")) >= 0);
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}
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connect() {
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return new Promise(async (resolve, reject) => {
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debug("Connecting to WeDo 2.0 Smart Hub");
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await super.connect();
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await this._bleDevice.discoverCharacteristicsForService(Consts.BLEService.WEDO2_SMART_HUB);
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await this._bleDevice.discoverCharacteristicsForService(Consts.BLEService.WEDO2_SMART_HUB_2);
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if (!utils_1.isWebBluetooth) {
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await this._bleDevice.discoverCharacteristicsForService(Consts.BLEService.WEDO2_SMART_HUB_3);
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await this._bleDevice.discoverCharacteristicsForService(Consts.BLEService.WEDO2_SMART_HUB_4);
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await this._bleDevice.discoverCharacteristicsForService(Consts.BLEService.WEDO2_SMART_HUB_5);
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}
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else {
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await this._bleDevice.discoverCharacteristicsForService("battery_service");
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await this._bleDevice.discoverCharacteristicsForService("device_information");
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}
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this._activatePortDevice(0x03, 0x15, 0x00, 0x00); // Activate voltage reports
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this._activatePortDevice(0x04, 0x14, 0x00, 0x00); // Activate current reports
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debug("Connect completed");
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this.emit("connect");
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resolve();
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this._bleDevice.subscribeToCharacteristic(Consts.BLECharacteristic.WEDO2_PORT_TYPE, this._parsePortMessage.bind(this));
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this._bleDevice.subscribeToCharacteristic(Consts.BLECharacteristic.WEDO2_SENSOR_VALUE, this._parseSensorMessage.bind(this));
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this._bleDevice.subscribeToCharacteristic(Consts.BLECharacteristic.WEDO2_BUTTON, this._parseSensorMessage.bind(this));
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if (!utils_1.isWebBluetooth) {
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this._bleDevice.subscribeToCharacteristic(Consts.BLECharacteristic.WEDO2_BATTERY, this._parseBatteryMessage.bind(this));
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this._bleDevice.readFromCharacteristic(Consts.BLECharacteristic.WEDO2_BATTERY, (err, data) => {
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if (data) {
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this._parseBatteryMessage(data);
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}
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});
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}
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else {
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this._bleDevice.readFromCharacteristic("00002a19-0000-1000-8000-00805f9b34fb", (err, data) => {
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if (data) {
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this._parseBatteryMessage(data);
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}
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});
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this._bleDevice.subscribeToCharacteristic("00002a19-0000-1000-8000-00805f9b34fb", this._parseHighCurrentAlert.bind(this));
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}
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this._bleDevice.subscribeToCharacteristic(Consts.BLECharacteristic.WEDO2_HIGH_CURRENT_ALERT, this._parseHighCurrentAlert.bind(this));
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if (!utils_1.isWebBluetooth) {
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this._bleDevice.readFromCharacteristic(Consts.BLECharacteristic.WEDO2_FIRMWARE_REVISION, (err, data) => {
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if (data) {
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this._parseFirmwareRevisionString(data);
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}
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});
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}
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else {
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this._bleDevice.readFromCharacteristic("00002a26-0000-1000-8000-00805f9b34fb", (err, data) => {
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if (data) {
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this._parseFirmwareRevisionString(data);
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}
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});
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}
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});
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}
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/**
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* Set the name of the Hub.
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* @method WeDo2SmartHub#setName
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* @param {string} name New name of the hub (14 characters or less, ASCII only).
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* @returns {Promise} Resolved upon successful issuance of command.
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*/
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setName(name) {
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if (name.length > 14) {
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throw new Error("Name must be 14 characters or less");
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}
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return new Promise((resolve, reject) => {
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const data = Buffer.from(name, "ascii");
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// Send this twice, as sometimes the first time doesn't take
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this._writeMessage(Consts.BLECharacteristic.WEDO2_NAME_ID, data);
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this._writeMessage(Consts.BLECharacteristic.WEDO2_NAME_ID, data);
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this._name = name;
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return resolve();
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});
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}
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/**
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* Set the color of the LED on the Hub via a color value.
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* @method WeDo2SmartHub#setLEDColor
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* @param {Color} color
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* @returns {Promise} Resolved upon successful issuance of command.
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*/
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setLEDColor(color) {
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return new Promise((resolve, reject) => {
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let data = Buffer.from([0x06, 0x17, 0x01, 0x01]);
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this._writeMessage(Consts.BLECharacteristic.WEDO2_PORT_TYPE_WRITE, data);
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if (color === false) {
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color = 0;
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}
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data = Buffer.from([0x06, 0x04, 0x01, color]);
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this._writeMessage(Consts.BLECharacteristic.WEDO2_MOTOR_VALUE_WRITE, data);
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return resolve();
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});
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}
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/**
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* Shutdown the Hub.
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* @method WeDo2SmartHub#shutdown
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* @returns {Promise} Resolved upon successful disconnect.
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*/
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shutdown() {
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return new Promise((resolve, reject) => {
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this._writeMessage(Consts.BLECharacteristic.WEDO2_DISCONNECT, Buffer.from([0x00]), () => {
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return resolve();
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});
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});
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}
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/**
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* Set the color of the LED on the Hub via RGB values.
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* @method WeDo2SmartHub#setLEDRGB
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* @param {number} red
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* @param {number} green
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* @param {number} blue
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* @returns {Promise} Resolved upon successful issuance of command.
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*/
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setLEDRGB(red, green, blue) {
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return new Promise((resolve, reject) => {
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let data = Buffer.from([0x06, 0x17, 0x01, 0x02]);
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this._writeMessage(Consts.BLECharacteristic.WEDO2_PORT_TYPE_WRITE, data);
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data = Buffer.from([0x06, 0x04, 0x03, red, green, blue]);
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this._writeMessage(Consts.BLECharacteristic.WEDO2_MOTOR_VALUE_WRITE, data);
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return resolve();
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});
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}
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/**
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* Set the motor speed on a given port.
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* @method WeDo2SmartHub#setMotorSpeed
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* @param {string} port
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* @param {number} speed For forward, a value between 1 - 100 should be set. For reverse, a value between -1 to -100. Stop is 0.
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* @param {number} [time] How long to activate the motor for (in milliseconds). Leave empty to turn the motor on indefinitely.
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* @returns {Promise} Resolved upon successful completion of command. If time is specified, this is once the motor is finished.
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*/
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setMotorSpeed(port, speed, time) {
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const portObj = this._portLookup(port);
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let cancelEventTimer = true;
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if (typeof time === "boolean") {
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if (time === true) {
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cancelEventTimer = false;
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}
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time = undefined;
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}
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if (cancelEventTimer) {
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portObj.cancelEventTimer();
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}
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return new Promise((resolve, reject) => {
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this._writeMessage(Consts.BLECharacteristic.WEDO2_MOTOR_VALUE_WRITE, Buffer.from([portObj.value, 0x01, 0x02, this._mapSpeed(speed)]));
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if (time && typeof time === "number") {
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const timeout = global.setTimeout(() => {
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this._writeMessage(Consts.BLECharacteristic.WEDO2_MOTOR_VALUE_WRITE, Buffer.from([portObj.value, 0x01, 0x02, 0x00]));
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return resolve();
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}, time);
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portObj.setEventTimer(timeout);
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}
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else {
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return resolve();
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}
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});
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}
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/**
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* Ramp the motor speed on a given port.
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* @method WeDo2SmartHub#rampMotorSpeed
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* @param {string} port
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* @param {number} fromSpeed For forward, a value between 1 - 100 should be set. For reverse, a value between -1 to -100. Stop is 0.
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* @param {number} toSpeed For forward, a value between 1 - 100 should be set. For reverse, a value between -1 to -100. Stop is 0.
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* @param {number} time How long the ramp should last (in milliseconds).
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* @returns {Promise} Resolved upon successful completion of command.
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*/
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rampMotorSpeed(port, fromSpeed, toSpeed, time) {
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const portObj = this._portLookup(port);
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portObj.cancelEventTimer();
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return new Promise((resolve, reject) => {
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this._calculateRamp(fromSpeed, toSpeed, time, portObj)
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.on("changeSpeed", (speed) => {
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this.setMotorSpeed(port, speed, true);
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})
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.on("finished", resolve);
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});
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}
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/**
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* Fully (hard) stop the motor on a given port.
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* @method WeDo2SmartHub#brakeMotor
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* @param {string} port
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* @returns {Promise} Resolved upon successful completion of command.
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*/
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brakeMotor(port) {
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return this.setMotorSpeed(port, 127);
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}
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/**
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* Play a tone on the Hub's in-built buzzer
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* @method WeDo2SmartHub#playTone
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* @param {number} frequency
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* @param {number} time How long the tone should play for (in milliseconds).
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* @returns {Promise} Resolved upon successful completion of command (ie. once the tone has finished playing).
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*/
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playTone(frequency, time) {
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return new Promise((resolve, reject) => {
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const data = Buffer.from([0x05, 0x02, 0x04, 0x00, 0x00, 0x00, 0x00]);
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data.writeUInt16LE(frequency, 3);
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data.writeUInt16LE(time, 5);
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this._writeMessage(Consts.BLECharacteristic.WEDO2_MOTOR_VALUE_WRITE, data);
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global.setTimeout(resolve, time);
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});
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}
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/**
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* Set the light brightness on a given port.
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* @method WeDo2SmartHub#setLightBrightness
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* @param {string} port
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* @param {number} brightness Brightness value between 0-100 (0 is off)
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* @param {number} [time] How long to turn the light on (in milliseconds). Leave empty to turn the light on indefinitely.
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* @returns {Promise} Resolved upon successful completion of command. If time is specified, this is once the light is turned off.
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*/
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setLightBrightness(port, brightness, time) {
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const portObj = this._portLookup(port);
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portObj.cancelEventTimer();
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return new Promise((resolve, reject) => {
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const data = Buffer.from([portObj.value, 0x01, 0x02, brightness]);
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this._writeMessage(Consts.BLECharacteristic.WEDO2_MOTOR_VALUE_WRITE, data);
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if (time) {
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const timeout = global.setTimeout(() => {
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const data = Buffer.from([portObj.value, 0x01, 0x02, 0x00]);
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this._writeMessage(Consts.BLECharacteristic.WEDO2_MOTOR_VALUE_WRITE, data);
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return resolve();
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}, time);
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portObj.setEventTimer(timeout);
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}
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else {
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return resolve();
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}
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});
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}
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sendRaw(message, characteristic = Consts.BLECharacteristic.WEDO2_MOTOR_VALUE_WRITE) {
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return new Promise((resolve, reject) => {
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this._writeMessage(characteristic, message, () => {
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return resolve();
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});
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});
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}
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_activatePortDevice(port, type, mode, format, callback) {
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this._writeMessage(Consts.BLECharacteristic.WEDO2_PORT_TYPE_WRITE, Buffer.from([0x01, 0x02, port, type, mode, 0x01, 0x00, 0x00, 0x00, format, 0x01]), callback);
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}
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_deactivatePortDevice(port, type, mode, format, callback) {
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this._writeMessage(Consts.BLECharacteristic.WEDO2_PORT_TYPE_WRITE, Buffer.from([0x01, 0x02, port, type, mode, 0x01, 0x00, 0x00, 0x00, format, 0x00]), callback);
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}
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_writeMessage(uuid, message, callback) {
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if (debug.enabled) {
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debug(`Sent Message (${this._getCharacteristicNameFromUUID(uuid)})`, message);
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}
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this._bleDevice.writeToCharacteristic(uuid, message, callback);
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}
|
|
_getCharacteristicNameFromUUID(uuid) {
|
|
const keys = Object.keys(Consts.BLECharacteristic);
|
|
for (let i = 0; i < keys.length; i++) {
|
|
const key = keys[i];
|
|
if (Consts.BLECharacteristic[key] === uuid) {
|
|
return key;
|
|
}
|
|
}
|
|
return "UNKNOWN";
|
|
}
|
|
_parseHighCurrentAlert(data) {
|
|
debug("Received Message (WEDO2_HIGH_CURRENT_ALERT)", data);
|
|
}
|
|
_parseBatteryMessage(data) {
|
|
debug("Received Message (WEDO2_BATTERY)", data);
|
|
this._batteryLevel = data[0];
|
|
}
|
|
_parseFirmwareRevisionString(data) {
|
|
debug("Received Message (WEDO2_FIRMWARE_REVISION)", data);
|
|
const parts = data.toString().split(".");
|
|
this._firmwareInfo = { major: parseInt(parts[0], 10), minor: parseInt(parts[1], 10), bugFix: parseInt(parts[2], 10), build: parseInt(parts[3], 10) };
|
|
}
|
|
_parsePortMessage(data) {
|
|
debug("Received Message (WEDO2_PORT_TYPE)", data);
|
|
const port = this._getPortForPortNumber(data[0]);
|
|
if (!port) {
|
|
return;
|
|
}
|
|
port.connected = data[1] === 1 ? true : false;
|
|
this._registerDeviceAttachment(port, data[3]);
|
|
}
|
|
_parseSensorMessage(data) {
|
|
debug("Received Message (WEDO2_SENSOR_VALUE)", data);
|
|
if (data[0] === 0x01) {
|
|
/**
|
|
* Emits when a button is pressed.
|
|
* @event WeDo2SmartHub#button
|
|
* @param {string} button
|
|
* @param {ButtonState} state
|
|
*/
|
|
this.emit("button", "GREEN", Consts.ButtonState.PRESSED);
|
|
return;
|
|
}
|
|
else if (data[0] === 0x00) {
|
|
this.emit("button", "GREEN", Consts.ButtonState.RELEASED);
|
|
return;
|
|
}
|
|
// Voltage
|
|
if (data[1] === 0x03) {
|
|
const voltage = data.readInt16LE(2);
|
|
this._voltage = voltage / 40;
|
|
// Current
|
|
}
|
|
else if (data[1] === 0x04) {
|
|
const current = data.readInt16LE(2);
|
|
this._current = current / 1000;
|
|
}
|
|
const port = this._getPortForPortNumber(data[1]);
|
|
if (!port) {
|
|
return;
|
|
}
|
|
if (port && port.connected) {
|
|
switch (port.type) {
|
|
case Consts.DeviceType.WEDO2_DISTANCE: {
|
|
let distance = data[2];
|
|
if (data[3] === 1) {
|
|
distance = data[2] + 255;
|
|
}
|
|
/**
|
|
* Emits when a distance sensor is activated.
|
|
* @event WeDo2SmartHub#distance
|
|
* @param {string} port
|
|
* @param {number} distance Distance, in millimeters.
|
|
*/
|
|
this.emit("distance", port.id, distance * 10);
|
|
break;
|
|
}
|
|
case Consts.DeviceType.BOOST_DISTANCE: {
|
|
const distance = data[2];
|
|
/**
|
|
* Emits when a color sensor is activated.
|
|
* @event WeDo2SmartHub#color
|
|
* @param {string} port
|
|
* @param {Color} color
|
|
*/
|
|
this.emit("color", port.id, distance);
|
|
break;
|
|
}
|
|
case Consts.DeviceType.WEDO2_TILT: {
|
|
this._lastTiltX = data[2];
|
|
if (this._lastTiltX > 100) {
|
|
this._lastTiltX = -(255 - this._lastTiltX);
|
|
}
|
|
this._lastTiltY = data[3];
|
|
if (this._lastTiltY > 100) {
|
|
this._lastTiltY = -(255 - this._lastTiltY);
|
|
}
|
|
/**
|
|
* Emits when a tilt sensor is activated.
|
|
* @event WeDo2SmartHub#tilt
|
|
* @param {string} port
|
|
* @param {number} x
|
|
* @param {number} y
|
|
*/
|
|
this.emit("tilt", port.id, this._lastTiltX, this._lastTiltY);
|
|
break;
|
|
}
|
|
case Consts.DeviceType.BOOST_TACHO_MOTOR: {
|
|
const rotation = data.readInt32LE(2);
|
|
/**
|
|
* Emits when a rotation sensor is activated.
|
|
* @event WeDo2SmartHub#rotate
|
|
* @param {string} port
|
|
* @param {number} rotation
|
|
*/
|
|
this.emit("rotate", port.id, rotation);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
exports.WeDo2SmartHub = WeDo2SmartHub;
|
|
//# sourceMappingURL=wedo2smarthub.js.map</pre>
|
|
</article>
|
|
</section>
|
|
|
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|
|
</div>
|
|
</div>
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<div class="clearfix"></div>
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</div>
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</div>
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<div class="modal fade" id="searchResults">
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<div class="modal-dialog">
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<div class="modal-content">
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<div class="modal-header">
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<button type="button" class="close" data-dismiss="modal" aria-label="Close"><span aria-hidden="true">×</span></button>
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<h4 class="modal-title">Search results</h4>
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</div>
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<footer>
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<span class="copyright">
|
|
node-poweredup by Nathan Kellenicki licensed under the MIT license.
|
|
</span>
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|
|
<span class="jsdoc-message">
|
|
Documentation generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.5.5</a>
|
|
|
|
on Thu Apr 25th 2019
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using the <a href="https://github.com/docstrap/docstrap">DocStrap template</a>.
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</footer>
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$( "[id*='$']" ).each( function () {
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var $this = $( this );
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$this.attr( "id", $this.attr( "id" ).replace( "$", "__" ) );
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} );
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$( ".tutorial-section pre, .readme-section pre, pre.prettyprint.source" ).each( function () {
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var $this = $( this );
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var example = $this.find( "code" );
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exampleText = example.html();
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var lang = /{@lang (.*?)}/.exec( exampleText );
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if ( lang && lang[1] ) {
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exampleText = exampleText.replace( lang[0], "" );
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example.html( exampleText );
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lang = lang[1];
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} else {
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var langClassMatch = example.parent()[0].className.match(/lang\-(\S+)/);
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lang = langClassMatch ? langClassMatch[1] : "javascript";
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}
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if ( lang ) {
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$this
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.addClass( "sunlight-highlight-" + lang )
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.addClass( "linenums" )
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.html( example.html() );
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}
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} );
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Sunlight.highlightAll( {
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lineNumbers : true,
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showMenu : true,
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enableDoclinks : true
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} );
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$.catchAnchorLinks( {
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navbarOffset: 10
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} );
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$( "#toc" ).toc( {
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anchorName : function ( i, heading, prefix ) {
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return $( heading ).attr( "id" ) || ( prefix + i );
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},
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selectors : "#toc-content h1,#toc-content h2,#toc-content h3,#toc-content h4",
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showAndHide : false,
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smoothScrolling: true
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} );
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$( "#main span[id^='toc']" ).addClass( "toc-shim" );
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$( '.dropdown-toggle' ).dropdown();
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$( "table" ).each( function () {
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