mirror of https://github.com/espruino/BangleApps
181 lines
7.4 KiB
JavaScript
181 lines
7.4 KiB
JavaScript
const SETTINGS_FILE = 'cscsensor.json';
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const storage = require('Storage');
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const W = g.getWidth();
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const H = g.getHeight();
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const yStart = 48;
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const rowHeight = (H-yStart)/6;
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const yCol1 = W/2.7586;
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const fontSizeLabel = W/12.632;
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const fontSizeValue = W/9.2308;
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class CSCSensor {
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constructor() {
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this.movingTime = 0;
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this.lastTime = 0;
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this.lastRevs = -1;
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this.settings = storage.readJSON(SETTINGS_FILE, 1) || {};
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this.settings.totaldist = this.settings.totaldist || 0;
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this.totaldist = this.settings.totaldist;
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this.speedFailed = 0;
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this.speed = 0;
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this.maxSpeed = 0;
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this.lastSpeed = 0;
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this.lastRevsStart = -1;
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this.qMetric = !require("locale").speed(1).toString().endsWith("mph");
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this.speedUnit = this.qMetric ? "km/h" : "mph";
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this.distUnit = this.qMetric ? "km" : "mi";
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this.distFactor = this.qMetric ? 1.609344 : 1;
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this.screenInit = true;
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this.batteryLevel = -1;
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this.showCadence = false;
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this.cadence = 0;
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}
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reset() {
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this.settings.totaldist = this.totaldist;
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storage.writeJSON(SETTINGS_FILE, this.settings);
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this.maxSpeed = 0;
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this.movingTime = 0;
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this.lastRevsStart = this.lastRevs;
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this.maxSpeed = 0;
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this.screenInit = true;
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}
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toggleDisplayCadence() {
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this.showCadence = !this.showCadence;
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this.screenInit = true;
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g.setBgColor(0, 0, 0);
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}
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setBatteryLevel(level) {
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if (level!=this.batteryLevel) {
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this.batteryLevel = level;
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this.drawBatteryIcon();
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}
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}
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drawBatteryIcon() {
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g.setColor(1, 1, 1).drawRect(10*W/240, yStart+0.029167*H, 20*W/240, yStart+0.1125*H)
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.fillRect(14*W/240, yStart+0.020833*H, 16*W/240, yStart+0.029167*H)
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.setColor(0).fillRect(11*W/240, yStart+0.033333*H, 19*W/240, yStart+0.10833*H);
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if (this.batteryLevel!=-1) {
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if (this.batteryLevel<25) g.setColor(1, 0, 0);
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else if (this.batteryLevel<50) g.setColor(1, 0.5, 0);
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else g.setColor(0, 1, 0);
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g.fillRect(11*W/240, (yStart+0.10833*H)-18*this.batteryLevel/100, 19*W/240, yStart+0.10833*H);
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}
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else g.setFontVector(W/17.143).setFontAlign(0, 0, 0).setColor(0xffff).drawString("?", 16*W/240, yStart+0.075*H);
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}
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updateScreenRevs() {
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var dist = this.distFactor*(this.lastRevs-this.lastRevsStart) * csc.settings.circum/*mm*/ / 1000000;
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var ddist = Math.round(100*dist)/100;
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var tdist = Math.round(this.distFactor*this.totaldist*10)/10;
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var dspeed = Math.round(10*this.distFactor*this.speed)/10;
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var dmins = Math.floor(this.movingTime/60).toString();
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if (dmins.length<2) dmins = "0"+dmins;
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var dsecs = (Math.floor(this.movingTime) % 60).toString();
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if (dsecs.length<2) dsecs = "0"+dsecs;
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var avespeed = (this.movingTime>3 ? Math.round(10*dist/(this.movingTime/3600))/10 : 0);
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var maxspeed = Math.round(10*this.distFactor*this.maxSpeed)/10;
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if (this.screenInit) {
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for (var i=0; i<6; ++i) {
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if ((i&1)==0) g.setColor(0, 0, 0);
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else g.setColor(0x30cd);
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g.fillRect(0, yStart+i*rowHeight, yCol1-1, yStart+(i+1)*rowHeight);
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if ((i&1)==1) g.setColor(0);
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else g.setColor(0x30cd);
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g.fillRect(yCol1, yStart+i*rowHeight, H-1, yStart+(i+1)*rowHeight);
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g.setColor(0.5, 0.5, 0.5).drawRect(yCol1, yStart+i*rowHeight, H-1, yStart+(i+1)*rowHeight).drawLine(0, H-1, W-1, H-1);
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g.moveTo(0, yStart+0.13333*H).lineTo(30*W/240, yStart+0.13333*H).lineTo(30*W/240, yStart).lineTo(yCol1, yStart).lineTo(yCol1, H-1).lineTo(0, H-1).lineTo(0, yStart+0.13333*H);
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}
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g.setFontAlign(1, 0, 0).setFontVector(fontSizeLabel).setColor(1, 1, 0);
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g.drawString("Time:", yCol1, yStart+rowHeight/2+0*rowHeight);
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g.drawString("Speed:", yCol1, yStart+rowHeight/2+1*rowHeight);
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g.drawString("Avg spd:", yCol1, yStart+rowHeight/2+2*rowHeight);
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g.drawString("Max spd:", yCol1, yStart+rowHeight/2+3*rowHeight);
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g.drawString("Trip:", yCol1, yStart+rowHeight/2+4*rowHeight);
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g.drawString("Total:", yCol1, yStart+rowHeight/2+5*rowHeight);
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this.drawBatteryIcon();
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this.screenInit = false;
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}
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g.setFontAlign(-1, 0, 0).setFontVector(fontSizeValue);
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g.setColor(0x30cd).fillRect(yCol1+1, 49+rowHeight*0, 238, 47+1*rowHeight);
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g.setColor(0xffff).drawString(dmins+":"+dsecs, yCol1+5, 50+rowHeight/2+0*rowHeight);
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g.setColor(0).fillRect(yCol1+1, 49+rowHeight*1, 238, 47+2*rowHeight);
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g.setColor(0xffff).drawString(dspeed+" "+this.speedUnit, yCol1+5, 50+rowHeight/2+1*rowHeight);
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g.setColor(0x30cd).fillRect(yCol1+1, 49+rowHeight*2, 238, 47+3*rowHeight);
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g.setColor(0xffff).drawString(avespeed + " " + this.speedUnit, yCol1+5, 50+rowHeight/2+2*rowHeight);
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g.setColor(0).fillRect(yCol1+1, 49+rowHeight*3, 238, 47+4*rowHeight);
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g.setColor(0xffff).drawString(maxspeed + " " + this.speedUnit, yCol1+5, 50+rowHeight/2+3*rowHeight);
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g.setColor(0x30cd).fillRect(yCol1+1, 49+rowHeight*4, 238, 47+5*rowHeight);
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g.setColor(0xffff).drawString(ddist + " " + this.distUnit, yCol1+5, 50+rowHeight/2+4*rowHeight);
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g.setColor(0).fillRect(yCol1+1, 49+rowHeight*5, 238, 47+6*rowHeight);
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g.setColor(0xffff).drawString(tdist + " " + this.distUnit, yCol1+5, 50+rowHeight/2+5*rowHeight);
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}
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updateScreenCadence() {
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if (this.screenInit) {
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for (var i=0; i<2; ++i) {
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if ((i&1)==0) g.setColor(0, 0, 0);
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else g.setColor(0x30cd);
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g.fillRect(0, yStart+i*rowHeight, yCol1-1, yStart+(i+1)*rowHeight);
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if ((i&1)==1) g.setColor(0);
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else g.setColor(0x30cd);
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g.fillRect(yCol1, yStart+i*rowHeight, H-1, yStart+(i+1)*rowHeight);
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g.setColor(0.5, 0.5, 0.5).drawRect(yCol1, yStart+i*rowHeight, H-1, yStart+(i+1)*rowHeight).drawLine(0, H-1, W-1, H-1);
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g.moveTo(0, yStart+0.13333*H).lineTo(30*W/240, yStart+0.13333*H).lineTo(30*W/240, yStart).lineTo(yCol1, yStart).lineTo(yCol1, H-1).lineTo(0, H-1).lineTo(0, yStart+0.13333*H);
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}
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g.setFontAlign(1, 0, 0).setFontVector(fontSizeLabel).setColor(1, 1, 0);
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g.drawString("Cadence:", yCol1, yStart+rowHeight/2+1*rowHeight);
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this.drawBatteryIcon();
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this.screenInit = false;
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}
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g.setFontAlign(-1, 0, 0).setFontVector(fontSizeValue);
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g.setColor(0).fillRect(yCol1+1, 49+rowHeight*1, 238, 47+2*rowHeight);
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g.setColor(0xffff).drawString(Math.round(this.cadence), yCol1+5, 50+rowHeight/2+1*rowHeight);
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}
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updateScreen() {
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if (!this.showCadence) {
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this.updateScreenRevs();
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} else {
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this.updateScreenCadence();
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}
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}
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}
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var mySensor = new CSCSensor();
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var csc = require("blecsc").getInstance();
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csc.on("data", e => {
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mySensor.totaldist += e.wr * csc.settings.circum/*mm*/ / 1000000; // finally in km
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mySensor.lastRevs = e.cwr;
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if (mySensor.lastRevsStart<0) mySensor.lastRevsStart = e.cwr;
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mySensor.speed = e.kph;
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mySensor.movingTime += e.wdt;
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if (mySensor.speed>mySensor.maxSpeed && (mySensor.movingTime>3 || mySensor.speed<20) && mySensor.speed<50)
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mySensor.maxSpeed = mySensor.speed;
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mySensor.cadence = e.crps*60;
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mySensor.updateScreen();
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mySensor.updateScreen();
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});
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csc.on("status", txt => {
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//print("->", txt);
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E.showMessage(txt);
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});
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E.on('kill',()=>{
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csc.stop();
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mySensor.settings.totaldist = mySensor.totaldist;
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storage.writeJSON(SETTINGS_FILE, mySensor.settings);
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});
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Bangle.setUI("updown", d=>{
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if (d<0) { mySensor.reset(); g.clearRect(0, yStart, W, H); mySensor.updateScreen(); }
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else if (!d) { mySensor.toggleDisplayCadence(); g.clearRect(0, yStart, W, H); mySensor.updateScreen(); }
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});
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Bangle.loadWidgets();
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Bangle.drawWidgets();
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csc.start(); // start a connection
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