obniz
Version:
obniz sdk for javascript
43 lines (42 loc) • 1.28 kB
JavaScript
"use strict";
/**
* @packageDocumentation
* @module Parts.InfraredLED
*/
Object.defineProperty(exports, "__esModule", { value: true });
class InfraredLED {
constructor() {
this.dataSymbolLength = 0.07;
this.keys = ['anode', 'cathode'];
this.requiredKeys = ['anode'];
}
static info() {
return {
name: 'InfraredLED',
};
}
wired(obniz) {
this.obniz = obniz;
if (!this.obniz.isValidIO(this.params.anode)) {
throw new Error('anode is not valid io');
}
if (this.params.cathode) {
if (!this.obniz.isValidIO(this.params.cathode)) {
throw new Error('cathode is not valid io');
}
this.io_cathode = obniz.getIO(this.params.cathode);
this.io_cathode.output(false);
}
this.pwm = this.obniz.getFreePwm();
this.pwm.start({ io: this.params.anode });
this.pwm.freq(38000);
this.obniz.wait(150); // TODO: this is instant fix for pwm start delay
}
send(data) {
if (data && data.length > 0 && data[data.length - 1] === 1) {
data.push(0);
}
this.pwm.modulate('am', this.dataSymbolLength, data);
}
}
exports.default = InfraredLED;