Merge pull request #25 from chirimen-oh/Grove-Accelerometer-(adxl345)

Grove Acceloerometer Node.js exampleの作成と読み込むドライバをES module化したものに変更

examples/adxl345/index.html

@@ -7,9 +7,8 @@
       content="width=device-width, user-scalable=no, initial-scale=1"
     />
     <title>Grove Digital Accelerometer sensor</title>
-    <script src="node_modules/@chirimen-raspi/polyfill/polyfill.js"></script>
-    <script src="node_modules/@chirimen-raspi/chirimen-driver-i2c-grove-accelerometer/GROVEACCELEROMETER.js"></script>
-    <script src="./main.js" defer></script>
+    <script src="https://r.chirimen.org/polyfill.js"></script>
+    <script src="./main.js" type="module"></script>
     <style>
       p {
         color: blue;

examples/adxl345/main.js

@@ -1,21 +1,23 @@
+import GROVEACCELEROMETER from "https://unpkg.com/@chirimen/grove-accelerometer?module";
+
 main();
 
 async function main() {
-  var ax = document.getElementById("ax");
-  var ay = document.getElementById("ay");
-  var az = document.getElementById("az");
-  var i2cAccess = await navigator.requestI2CAccess();
-  var port = i2cAccess.ports.get(1);
-  var groveaccelerometer = new GROVEACCELEROMETER(port, 0x53);
+  const ax = document.getElementById("ax");
+  const ay = document.getElementById("ay");
+  const az = document.getElementById("az");
+  const i2cAccess = await navigator.requestI2CAccess();
+  const port = i2cAccess.ports.get(1);
+  const groveaccelerometer = new GROVEACCELEROMETER(port, 0x53);
   await groveaccelerometer.init();
   for (;;) {
     try {
-      var values = await groveaccelerometer.read();
+      const values = await groveaccelerometer.read();
       ax.innerHTML = values.x ? values.x : ax.innerHTML;
       ay.innerHTML = values.y ? values.y : ay.innerHTML;
       az.innerHTML = values.z ? values.z : az.innerHTML;
     } catch (err) {
-      console.log("READ ERROR:" + err);
+      console.error("READ ERROR:" + err);
     }
     await sleep(1000);
   }