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Renamed firmware, added nrf52 support to examples and reserructed dummy disconnects

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This commit is contained in:
Rob Moran
2016-02-24 14:46:06 +00:00
parent a6d3249d68
commit 76e636ec70
9 changed files with 89 additions and 34 deletions
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42
dist/dfu.js vendored
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@@ -1,10 +1,10 @@
/* @license
*
* Device firmware update with Web Bluetooth
* Version: 0.0.1
* Version: 0.0.2
*
* Protocol from:
* http://developer.nordicsemi.com/nRF51_SDK/nRF51_SDK_v8.x.x/doc/8.1.0/s110/html/a00103.html
* http://infocenter.nordicsemi.com/topic/com.nordic.infocenter.sdk52.v0.9.2/bledfu_transport.html?cp=4_0_2_4_2_4
*
* The MIT License (MIT)
*
@@ -114,27 +114,32 @@
*/
function writeMode(device) {
return new Promise(function(resolve, reject) {
var controlChar = null;
/*
// Disconnect event currently not implemented...
// TODO: once disconnect event is implemented we should resolve in its callback...
device.addEventListener("gattserverdisconnected", () => {
log("DFU Target issued GAP Disconnect and reset into Bootloader/DFU mode.");
resolve(device);
});
*/
var characteristics = null;
connect(device)
.then(chars => {
log("enabling notifications");
controlChar = chars.controlChar;
return controlChar.startNotifications();
characteristics = chars;
return characteristics.controlChar.startNotifications();
})
.then(() => {
log("writing modeData");
return controlChar.writeValue(new Uint8Array([1, 4]));
return characteristics.controlChar.writeValue(new Uint8Array([1, 4]));
})
.then(() => {
log("modeData written");
resolve(device); // TODO: once disconnect event is implemented we should resolve in its callback...
// Hack to gracefully disconnect without disconnect event
setTimeout(() => {
characteristics.server.disconnect();
resolve(device);
}, 2000);
})
.catch(error => {
error = "writeMode error: " + error;
@@ -143,7 +148,7 @@
});
});
}
/**
* Contains basic functionality for performing safety checks on software updates for nRF5 based devices.
* Init packet used for pre-checking to ensure the following image is compatible with the device.
@@ -175,8 +180,9 @@
return versionChar.readValue()
.then(data => {
console.log('read versionChar');
var major = data.getUint8(0);
var minor = data.getUint8(1);
var view = new DataView(data);
var major = view.getUint8(0);
var minor = view.getUint8(1);
return transfer(chars, arrayBuffer, imageType, major, minor);
});
} else {
@@ -232,14 +238,14 @@
log("found packet characteristic");
packetChar = characteristic;
service.getCharacteristic(versionUUID)
.then(characteristic => { // Older DFU implementations (from older Nordic SDKs) have no DFU Version characteristic. So this may fail.
// Older DFU implementations (from older Nordic SDKs) have no DFU Version characteristic. So this may fail.
.then(characteristic => {
log("found version characteristic");
versionChar = characteristic;
complete();
})
.catch(error => {
error += ' no version charactersitic found';
log(error);
log("info: no version characteristic found");
complete();
});
})
@@ -382,7 +388,7 @@
case OPCODE.VALIDATE_FIRMWARE:
log('complete, reset...');
/*
// Disconnect event currently not implemented
// TODO: Resolve in disconnect event handler when implemented in Web Bluetooth API.
controlChar.service.device.addEventListener("gattserverdisconnected", () => {
resolve();
});
@@ -390,7 +396,11 @@
controlChar.writeValue(new Uint8Array([OPCODE.ACTIVATE_IMAGE_AND_RESET]))
.then(() => {
log('image activated and dfu target reset');
resolve(); // TODO: Resolve in disconnect event handler when implemented in Web Bluetooth API.
// Hack to gracefully disconnect without disconnect event
setTimeout(() => {
chars.server.disconnect();
resolve();
}, 2000);
})
.catch(error => {
error = "error resetting: " + error;