83 lines
2.3 KiB
TypeScript
83 lines
2.3 KiB
TypeScript
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/**
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* @author Martin Karkowski
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* @email m.karkowski@zema.de
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* @create date 2021-05-13 07:49:23
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* @modify date 2021-05-13 08:07:52
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* @desc [description]
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*/
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import * as Tinkerforge from "tinkerforge";
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import { NopeObservable } from "../../../lib/observables/nopeObservable";
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import { INopeDispatcher } from "../../../lib/types/nope/nopeDispatcher.interface";
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import { GenericBrick } from "../src/genericBrick.module";
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import { BRICKS } from "../src/identifiers";
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import { TinkerForgeConnector } from "../src/TinkerForgeConnector";
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import { IDeviceConfiguration } from "../type/interfaces";
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export default async function (
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_dispatcher: INopeDispatcher,
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UID: string,
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ipcon: TinkerForgeConnector,
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config: IDeviceConfiguration
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) {
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const sensor = new ThermoCoupleSensor(_dispatcher, UID, ipcon);
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sensor.identifier = config.name;
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await sensor.init(...config.params);
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return sensor;
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}
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export class ThermoCoupleSensor extends GenericBrick {
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public value = new NopeObservable<number>();
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private _instance: any;
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constructor(
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_dispatcher: INopeDispatcher,
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UID: string,
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ipcon: TinkerForgeConnector
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) {
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super(
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_dispatcher,
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UID,
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ipcon,
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BRICKS.DISTANCE_IR_BRICKLET,
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"BrickletDistanceIR"
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);
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}
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/**
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* Helper Function, to assign the Frequency of the Sensor.
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* As minimum Frequency we will use 10 Hz.
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*
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* @param {number} freq The Frequency of the Sensor, given in Hz
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* @return {*} {Promise<void>}
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* @memberof ThermoCoupleSensor
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*/
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setFrequency(freq: number): Promise<void> {
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// Adapt the Max Frequency
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const period = Math.round((1 / freq) * 1000 > 1 ? (1 / freq) * 1000 : 10);
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// Now return a Promise, which will perform the Action:
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const _this = this;
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return new Promise((resolve, reject) => {
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_this.instance.setDistanceCallbackPeriod(period, resolve, reject);
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});
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}
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async init(freq = 50): Promise<void> {
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await super.init();
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await this.setFrequency(freq);
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const _factor = 1 / 1000;
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const _this = this;
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this.instance.on(
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Tinkerforge.BrickletDistanceIR.CALLBACK_DISTANCE,
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// Callback function for temperature callback
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(value) => {
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// Define the Distance in [m]
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_this.value.setContent(value * _factor);
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}
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);
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}
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}
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