555 lines
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555 lines
29 KiB
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<h1 class="page-title">Source: hubs/lpf2hub.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 __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
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if (k2 === undefined) k2 = k;
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Object.defineProperty(o, k2, { enumerable: true, get: function() { return m[k]; } });
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}) : (function(o, m, k, k2) {
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if (k2 === undefined) k2 = k;
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o[k2] = m[k];
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}));
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var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
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Object.defineProperty(o, "default", { enumerable: true, value: v });
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}) : function(o, v) {
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o["default"] = v;
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});
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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 (k !== "default" && Object.prototype.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k);
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__setModuleDefault(result, 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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exports.LPF2Hub = void 0;
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const basehub_1 = require("./basehub");
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const Consts = __importStar(require("../consts"));
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const utils_1 = require("../utils");
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const Debug = require("debug");
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const debug = Debug("lpf2hub");
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const modeInfoDebug = Debug("lpf2hubmodeinfo");
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/**
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* @class LPF2Hub
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* @extends BaseHub
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*/
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class LPF2Hub extends basehub_1.BaseHub {
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constructor() {
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super(...arguments);
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this._messageBuffer = Buffer.alloc(0);
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this._propertyRequestCallbacks = {};
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}
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async connect() {
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debug("LPF2Hub connecting");
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await super.connect();
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await this._bleDevice.discoverCharacteristicsForService(Consts.BLEService.LPF2_HUB);
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this._bleDevice.subscribeToCharacteristic(Consts.BLECharacteristic.LPF2_ALL, this._parseMessage.bind(this));
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await this._requestHubPropertyReports(Consts.HubPropertyPayload.BUTTON_STATE);
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await this._requestHubPropertyValue(Consts.HubPropertyPayload.FW_VERSION);
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await this._requestHubPropertyValue(Consts.HubPropertyPayload.HW_VERSION);
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await this._requestHubPropertyReports(Consts.HubPropertyPayload.RSSI);
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await this._requestHubPropertyReports(Consts.HubPropertyPayload.BATTERY_VOLTAGE);
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await this._requestHubPropertyValue(Consts.HubPropertyPayload.PRIMARY_MAC_ADDRESS);
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this.emit("connect");
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debug("LPF2Hub connected");
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}
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/**
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* Shutdown the Hub.
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* @method LPF2Hub#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 this.send(Buffer.from([0x02, 0x01]), Consts.BLECharacteristic.LPF2_ALL);
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}
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/**
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* Set the name of the Hub.
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* @method LPF2Hub#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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async 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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let data = Buffer.from([0x01, 0x01, 0x01]);
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data = Buffer.concat([data, Buffer.from(name, "ascii")]);
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// Send this twice, as sometimes the first time doesn't take
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await this.send(data, Consts.BLECharacteristic.LPF2_ALL);
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await this.send(data, Consts.BLECharacteristic.LPF2_ALL);
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this._name = name;
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}
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send(message, uuid) {
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message = Buffer.concat([Buffer.alloc(2), message]);
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message[0] = message.length;
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debug("Sent Message (LPF2_ALL)", message);
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return this._bleDevice.writeToCharacteristic(uuid, message);
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}
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subscribe(portId, deviceType, mode) {
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return this.send(Buffer.from([0x41, portId, mode, 0x01, 0x00, 0x00, 0x00, 0x01]), Consts.BLECharacteristic.LPF2_ALL);
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}
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unsubscribe(portId, mode) {
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return this.send(Buffer.from([0x41, portId, mode, 0x01, 0x00, 0x00, 0x00, 0x00]), Consts.BLECharacteristic.LPF2_ALL);
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}
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/**
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* Combines two ports with into a single virtual port.
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*
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* Note: The devices attached to the ports must be of the same device type.
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* @method LPF2Hub#createVirtualPort
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* @param {string} firstPortName First port name
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* @param {string} secondPortName Second port name
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* @returns {Promise} Resolved upon successful issuance of command.
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*/
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createVirtualPort(firstPortName, secondPortName) {
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const firstDevice = this.getDeviceAtPort(firstPortName);
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if (!firstDevice) {
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throw new Error(`Port ${firstPortName} does not have an attached device`);
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}
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const secondDevice = this.getDeviceAtPort(secondPortName);
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if (!secondDevice) {
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throw new Error(`Port ${secondPortName} does not have an attached device`);
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}
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if (firstDevice.type !== secondDevice.type) {
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throw new Error(`Both devices must be of the same type to create a virtual port`);
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}
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return this.send(Buffer.from([0x61, 0x01, firstDevice.portId, secondDevice.portId]), Consts.BLECharacteristic.LPF2_ALL);
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}
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_checkFirmware(version) {
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return;
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}
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_parseMessage(data) {
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if (data) {
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this._messageBuffer = Buffer.concat([this._messageBuffer, data]);
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}
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if (this._messageBuffer.length <= 0) {
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return;
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}
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const len = this._messageBuffer[0];
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if (len <= this._messageBuffer.length) {
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const message = this._messageBuffer.slice(0, len);
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this._messageBuffer = this._messageBuffer.slice(len);
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debug("Received Message (LPF2_ALL)", message);
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switch (message[2]) {
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case Consts.MessageType.HUB_PROPERTIES: {
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const property = message[3];
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const callback = this._propertyRequestCallbacks[property];
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if (callback) {
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callback(message);
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}
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else {
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this._parseHubPropertyResponse(message);
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}
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delete this._propertyRequestCallbacks[property];
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break;
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}
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case Consts.MessageType.HUB_ATTACHED_IO: {
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this._parsePortMessage(message);
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break;
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}
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case Consts.MessageType.PORT_INFORMATION: {
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this._parsePortInformationResponse(message);
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break;
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}
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case Consts.MessageType.PORT_MODE_INFORMATION: {
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this._parseModeInformationResponse(message);
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break;
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}
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case Consts.MessageType.PORT_VALUE_SINGLE: {
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this._parseSensorMessage(message);
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break;
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}
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case Consts.MessageType.HUB_ACTIONS: {
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this._parsePortAction(message);
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break;
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}
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}
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if (this._messageBuffer.length > 0) {
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this._parseMessage();
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}
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}
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}
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_requestHubPropertyValue(property) {
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return new Promise((resolve) => {
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this._propertyRequestCallbacks[property] = (message) => {
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this._parseHubPropertyResponse(message);
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return resolve();
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};
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this.send(Buffer.from([0x01, property, 0x05]), Consts.BLECharacteristic.LPF2_ALL);
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});
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}
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_requestHubPropertyReports(property) {
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return this.send(Buffer.from([0x01, property, 0x02]), Consts.BLECharacteristic.LPF2_ALL);
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}
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_parseHubPropertyResponse(message) {
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if (message[3] === Consts.HubPropertyPayload.BUTTON_STATE) {
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if (message[5] === 1) {
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/**
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* Emits when a button is pressed.
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* @event LPF2Hub#button
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* @param {string} button
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* @param {ButtonState} state
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*/
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this.emit("button", { event: Consts.ButtonState.PRESSED });
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return;
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}
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else if (message[5] === 0) {
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this.emit("button", { event: Consts.ButtonState.RELEASED });
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return;
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}
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}
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else if (message[3] === Consts.HubPropertyPayload.FW_VERSION) {
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this._firmwareVersion = utils_1.decodeVersion(message.readInt32LE(5));
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this._checkFirmware(this._firmwareVersion);
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}
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else if (message[3] === Consts.HubPropertyPayload.HW_VERSION) {
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this._hardwareVersion = utils_1.decodeVersion(message.readInt32LE(5));
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}
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else if (message[3] === Consts.HubPropertyPayload.RSSI) {
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const rssi = message.readInt8(5);
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if (rssi !== 0) {
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this._rssi = rssi;
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this.emit("rssi", { rssi: this._rssi });
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}
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}
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else if (message[3] === Consts.HubPropertyPayload.PRIMARY_MAC_ADDRESS) {
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this._primaryMACAddress = utils_1.decodeMACAddress(message.slice(5));
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}
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else if (message[3] === Consts.HubPropertyPayload.BATTERY_VOLTAGE) {
|
|
const batteryLevel = message[5];
|
|
if (batteryLevel !== this._batteryLevel) {
|
|
this._batteryLevel = batteryLevel;
|
|
this.emit("batteryLevel", { batteryLevel });
|
|
}
|
|
}
|
|
}
|
|
async _parsePortMessage(message) {
|
|
const portId = message[3];
|
|
const event = message[4];
|
|
const deviceType = event ? message.readUInt16LE(5) : 0;
|
|
if (event === Consts.AlertPayload.ATTACHED_IO) {
|
|
if (modeInfoDebug.enabled) {
|
|
const deviceTypeName = Consts.DeviceTypeNames[message[5]] || "Unknown";
|
|
modeInfoDebug(`Port ${utils_1.toHex(portId)}, type ${utils_1.toHex(deviceType, 4)} (${deviceTypeName})`);
|
|
const hwVersion = utils_1.decodeVersion(message.readInt32LE(7));
|
|
const swVersion = utils_1.decodeVersion(message.readInt32LE(11));
|
|
modeInfoDebug(`Port ${utils_1.toHex(portId)}, hardware version ${hwVersion}, software version ${swVersion}`);
|
|
await this._sendPortInformationRequest(portId);
|
|
}
|
|
const device = this._createDevice(deviceType, portId);
|
|
this._attachDevice(device);
|
|
}
|
|
else if (event === Consts.AlertPayload.DETACHED_IO) {
|
|
const device = this._getDeviceByPortId(portId);
|
|
if (device) {
|
|
this._detachDevice(device);
|
|
if (this.isPortVirtual(portId)) {
|
|
const portName = this.getPortNameForPortId(portId);
|
|
if (portName) {
|
|
delete this._portMap[portName];
|
|
}
|
|
this._virtualPorts = this._virtualPorts.filter((virtualPortId) => virtualPortId !== portId);
|
|
}
|
|
}
|
|
}
|
|
else if (event === Consts.AlertPayload.ATTACHED_VIRTUAL_IO) {
|
|
const firstPortName = this.getPortNameForPortId(message[7]);
|
|
const secondPortName = this.getPortNameForPortId(message[8]);
|
|
// @ts-ignore NK These should never be undefined
|
|
const virtualPortName = firstPortName + secondPortName;
|
|
const virtualPortId = message[3];
|
|
this._portMap[virtualPortName] = virtualPortId;
|
|
this._virtualPorts.push(virtualPortId);
|
|
const device = this._createDevice(deviceType, virtualPortId);
|
|
this._attachDevice(device);
|
|
}
|
|
}
|
|
async _sendPortInformationRequest(port) {
|
|
await this.send(Buffer.from([0x21, port, 0x01]), Consts.BLECharacteristic.LPF2_ALL);
|
|
await this.send(Buffer.from([0x21, port, 0x02]), Consts.BLECharacteristic.LPF2_ALL); // Mode combinations
|
|
}
|
|
async _parsePortInformationResponse(message) {
|
|
const port = message[3];
|
|
if (message[4] === 2) {
|
|
const modeCombinationMasks = [];
|
|
for (let i = 5; i < message.length; i += 2) {
|
|
modeCombinationMasks.push(message.readUInt16LE(i));
|
|
}
|
|
modeInfoDebug(`Port ${utils_1.toHex(port)}, mode combinations [${modeCombinationMasks.map((c) => utils_1.toBin(c, 0)).join(", ")}]`);
|
|
return;
|
|
}
|
|
const count = message[6];
|
|
const input = utils_1.toBin(message.readUInt16LE(7), count);
|
|
const output = utils_1.toBin(message.readUInt16LE(9), count);
|
|
modeInfoDebug(`Port ${utils_1.toHex(port)}, total modes ${count}, input modes ${input}, output modes ${output}`);
|
|
for (let i = 0; i < count; i++) {
|
|
await this._sendModeInformationRequest(port, i, Consts.ModeInformationType.NAME);
|
|
await this._sendModeInformationRequest(port, i, Consts.ModeInformationType.RAW);
|
|
await this._sendModeInformationRequest(port, i, Consts.ModeInformationType.PCT);
|
|
await this._sendModeInformationRequest(port, i, Consts.ModeInformationType.SI);
|
|
await this._sendModeInformationRequest(port, i, Consts.ModeInformationType.SYMBOL);
|
|
await this._sendModeInformationRequest(port, i, Consts.ModeInformationType.VALUE_FORMAT);
|
|
}
|
|
}
|
|
_sendModeInformationRequest(port, mode, type) {
|
|
return this.send(Buffer.from([0x22, port, mode, type]), Consts.BLECharacteristic.LPF2_ALL);
|
|
}
|
|
_parseModeInformationResponse(message) {
|
|
const port = utils_1.toHex(message[3]);
|
|
const mode = message[4];
|
|
const type = message[5];
|
|
switch (type) {
|
|
case Consts.ModeInformationType.NAME:
|
|
modeInfoDebug(`Port ${port}, mode ${mode}, name ${message.slice(6, message.length).toString()}`);
|
|
break;
|
|
case Consts.ModeInformationType.RAW:
|
|
modeInfoDebug(`Port ${port}, mode ${mode}, RAW min ${message.readFloatLE(6)}, max ${message.readFloatLE(10)}`);
|
|
break;
|
|
case Consts.ModeInformationType.PCT:
|
|
modeInfoDebug(`Port ${port}, mode ${mode}, PCT min ${message.readFloatLE(6)}, max ${message.readFloatLE(10)}`);
|
|
break;
|
|
case Consts.ModeInformationType.SI:
|
|
modeInfoDebug(`Port ${port}, mode ${mode}, SI min ${message.readFloatLE(6)}, max ${message.readFloatLE(10)}`);
|
|
break;
|
|
case Consts.ModeInformationType.SYMBOL:
|
|
modeInfoDebug(`Port ${port}, mode ${mode}, SI symbol ${message.slice(6, message.length).toString()}`);
|
|
break;
|
|
case Consts.ModeInformationType.VALUE_FORMAT:
|
|
const numValues = message[6];
|
|
const dataType = ["8bit", "16bit", "32bit", "float"][message[7]];
|
|
const totalFigures = message[8];
|
|
const decimals = message[9];
|
|
modeInfoDebug(`Port ${port}, mode ${mode}, Value ${numValues} x ${dataType}, Decimal format ${totalFigures}.${decimals}`);
|
|
}
|
|
}
|
|
_parsePortAction(message) {
|
|
const portId = message[3];
|
|
const device = this._getDeviceByPortId(portId);
|
|
if (device) {
|
|
const finished = (message[4] === 0x0a);
|
|
if (finished) {
|
|
device.finish();
|
|
}
|
|
}
|
|
}
|
|
_parseSensorMessage(message) {
|
|
const portId = message[3];
|
|
const device = this._getDeviceByPortId(portId);
|
|
if (device) {
|
|
device.receive(message);
|
|
}
|
|
}
|
|
}
|
|
exports.LPF2Hub = LPF2Hub;
|
|
//# sourceMappingURL=lpf2hub.js.map</pre>
|
|
</article>
|
|
</section>
|
|
|
|
|
|
|
|
|
|
|
|
</div>
|
|
</div>
|
|
|
|
<div class="clearfix"></div>
|
|
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|
|
</div>
|
|
</div>
|
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|
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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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<div class="modal-body"></div>
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<div class="modal-footer">
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<button type="button" class="btn btn-default" data-dismiss="modal">Close</button>
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</div>
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</div><!-- /.modal-content -->
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|
</div><!-- /.modal-dialog -->
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|
</div>
|
|
|
|
|
|
<footer>
|
|
|
|
|
|
<span class="copyright">
|
|
node-poweredup by Nathan Kellenicki licensed under the MIT license.
|
|
</span>
|
|
|
|
<span class="jsdoc-message">
|
|
Documentation generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.6</a>
|
|
|
|
on Tue Dec 22nd 2020
|
|
|
|
using the <a href="https://github.com/docstrap/docstrap">DocStrap template</a>.
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</span>
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</footer>
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<script src="scripts/docstrap.lib.js"></script>
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<script src="scripts/toc.js"></script>
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<script type="text/javascript" src="scripts/fulltext-search-ui.js"></script>
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<script>
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$( function () {
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$( "[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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|
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var example = $this.find( "code" );
|
|
exampleText = example.html();
|
|
var lang = /{@lang (.*?)}/.exec( exampleText );
|
|
if ( lang && lang[1] ) {
|
|
exampleText = exampleText.replace( lang[0], "" );
|
|
example.html( exampleText );
|
|
lang = lang[1];
|
|
} else {
|
|
var langClassMatch = example.parent()[0].className.match(/lang\-(\S+)/);
|
|
lang = langClassMatch ? langClassMatch[1] : "javascript";
|
|
}
|
|
|
|
if ( lang ) {
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|
|
$this
|
|
.addClass( "sunlight-highlight-" + lang )
|
|
.addClass( "linenums" )
|
|
.html( example.html() );
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|
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}
|
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} );
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Sunlight.highlightAll( {
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lineNumbers : true,
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showMenu : true,
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enableDoclinks : true
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} );
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$.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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var $this = $( this );
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$this.addClass('table');
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