mirror of
https://github.com/susabolca/cc2640r2-etag.git
synced 2025-12-06 14:42:48 +08:00
125 lines
4.5 KiB
HTML
125 lines
4.5 KiB
HTML
<html lang="zh-CN">
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<script>
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let bleDevice;
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let gattServer;
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let Theservice;
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let epdService;
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let epochCharacter;
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async function doConnect() {
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if (gattServer != null && gattServer.connected) {
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if (bleDevice != null && bleDevice.gatt.connected)
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bleDevice.gatt.disconnect();
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}
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else {
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bleDevice = await navigator.bluetooth.requestDevice({
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filters: [{ namePrefix: ['C26_'] }],
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optionalServices: [
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0xfff0,
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],
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//acceptAllDevices: true
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});
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await bleDevice.addEventListener('gattserverdisconnected', disconnect);
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await connect();
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}
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}
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async function connect() {
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if (epochCharacter == null) {
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info("Connect to " + bleDevice.name)
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gattServer = await bleDevice.gatt.connect();
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info('> Found GATT server');
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epdService = await gattServer.getPrimaryService(0xfff0);
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info('> Found EPD service');
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epochCharacter = await epdService.getCharacteristic(0xfff1);
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document.getElementById("btnConnect").innerHTML = 'Disconnect';
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document.getElementById('etagFn').style.visibility='';
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}
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}
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function disconnect() {
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bleDevice = null;
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epdService = null;
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epochCharacter = null;
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info('Disconnected.');
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document.getElementById("btnConnect").innerHTML = 'Connect';
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document.getElementById('etagFn').style.visibility='hidden';
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}
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async function doSetTime() {
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var epoch = Date.now() / 1000 | 0;
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var buf = new ArrayBuffer(4);
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var arr = new Uint32Array(buf);
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arr[0] = epoch;
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await epochCharacter.writeValueWithResponse(arr);
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info("Write unix epoch: " + epoch);
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}
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async function doReadEtag() {
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var host_epoch = Date.now() / 1000 | 0;
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// read current time
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var chr = await epdService.getCharacteristic(0xfff1);
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var epoch = (await chr.readValue()).getUint32(0, 1);
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// read time zone
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var chr = await epdService.getCharacteristic(0xfff2);
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var tz_min = (await chr.readValue()).getInt32(0, 1);
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info(`# host time: ${host_epoch}, diff (${epoch - host_epoch}) seconds.`);
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info(`# etag time: ${epoch}, tz: ${tz_min} minutes of UTC.`);
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// battery
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var chr = await epdService.getCharacteristic(0xfff3);
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var batt = (await chr.readValue()).getUint16(0, 1);
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// Temperature
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var chr = await epdService.getCharacteristic(0xfff4);
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var temp = (await chr.readValue()).getInt8(0, 1);
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info(`# etag sensor: battery(${batt}mv), temperature(${temp}'C). `);
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// RTC Collaborate
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var chr = await epdService.getCharacteristic(0xfff5);
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var rtc_collab = (await chr.readValue()).getInt8(0, 1);
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info(`# rtc collab: ${rtc_collab} every 1 second.`);
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}
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async function doRtcCollab() {
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var col = prompt("对 32.768kHz 晶振补偿频漂，走时快补偿负数，走时慢补偿正数。可选范围 (-3 ~ 3)", 0);
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if (col == null || col < -3 || col > 3) return;
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var chr = await epdService.getCharacteristic(0xfff5);
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var buf = new ArrayBuffer(1);
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var arr = new Int8Array(buf);
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arr[0] = parseInt(col);
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await chr.writeValueWithResponse(arr);
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info(`write RTC collabration: ${col}`);
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}
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function info(logTXT) {
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var today = new Date();
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var time = ("0" + today.getHours()).slice(-2) + ":" + ("0" + today.getMinutes()).slice(-2) + ":" + ("0" + today.getSeconds()).slice(-2) + " : ";
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document.getElementById("log").innerHTML += time + logTXT + '<br>';
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console.log(time + logTXT);
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while ((document.getElementById("log").innerHTML.match(/<br>/g) || []).length > 10) {
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var logs_br_position = document.getElementById("log").innerHTML.search("<br>");
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document.getElementById("log").innerHTML = document.getElementById("log").innerHTML.substring(logs_br_position + 4);
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}
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}
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</script>
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<p>
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<label> Choose </label>
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<button id="btnConnect" type="button" onclick="doConnect()">Connect</button>
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</p>
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<p id="etagFn" style="visibility:hidden;">
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<button id="btnReadEtag" type="button" onclick="doReadEtag()">ReadEtag</button>
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<button id="btnSetTime" type="button" onclick="doSetTime()">SetTime</button>
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<button id="btnRtcCollab" type="button" onclick="doRtcCollab()">RtcCollab</button>
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</p>
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<p>
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<div id="log">
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CC2640R2-ETAG Webtool. <br/>
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</div>
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</p>
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</html> |