Added node example

2025-12-12 20:18:13 +08:00 · 2016-02-15 00:53:02 +00:00
parent 8563f595cb
commit d92a6230b8
10 changed files with 229 additions and 285 deletions
--- a/example_web.html
+++ b/example_web.html
@@ -0,0 +1,79 @@
+<!DOCTYPE html>
+<html>
+<head>
+    <title>web-bluetooth-dfu</title>
+</head>
+<body>
+    <button onclick="setMode()" style="font-size: 20px;">Set Mode</button>
+    <button onclick="findDFU()" style="font-size: 20px;">Transfer</button>
+    <button onclick="both()" style="font-size: 20px;">Both</button>
+    <div id="results"></div>
+
+    <script src="dist/dfu.js"></script>
+    <script src="dist/hex2bin.js"></script>
+
+    <script>
+        var urlMask = "//thegecko.github.io/web-bluetooth-dfu/firmware/NRF51822_{0}_Rob_OTA.hex";
+        var resultsEl = document.getElementById("results");
+
+        function log(message) {
+            console.log(message);
+            resultsEl.innerText += message + "\n";
+        }
+        dfu.addLogger(log);
+
+        function download(url) {
+            return new Promise(function(resolve, reject) {
+                var xhr = new XMLHttpRequest();
+                xhr.addEventListener("load", function() {
+                    resolve(this.responseText);
+                });
+                xhr.open("GET", url);
+                xhr.send();
+            });
+        }
+
+        function transfer(device) {
+            return new Promise(function(resolve, reject) {
+                var url = urlMask.replace("{0}", device.name === "Hi_Rob" ? "Bye" : "Hi");
+
+                download(url)
+                .then(hex => {
+                    var buffer = hex2bin(hex);
+                    log("downloaded length: " + buffer.byteLength);
+
+                    return dfu.provision(device, buffer);
+                })
+                .then(() => {
+                    log('dfu complete');
+                    resolve();
+                })
+                .catch(error => {
+                    log(error);
+                    reject(error);
+                });
+            });
+        }
+
+        function setMode() {
+            dfu.findDevice({ services: [0x180D] })
+            .then(device => dfu.writeMode(device))
+            .catch(log);
+        }
+
+        function findDFU() {
+            dfu.findDevice({ name: "DfuTarg" })
+            .then(device => transfer(device))
+            .catch(log);
+        }
+
+        function both() {
+            dfu.findDevice({ services: [0x180D] })
+            .then(device => dfu.writeMode(device))
+            .then(device => transfer(device))
+            .catch(log);
+        }
+
+    </script>
+</body>
+</html>