-
-
-
+
+
2. Select firmware.zip to flash
+
+
+
+
+
+
+
+
+
+
Flashing: {{progress}}%
+
Flashing: please wait...
+
+
+
-
@@ -45,7 +63,8 @@
Vue.createApp({
data() {
return {
-
+ isFlashing: false,
+ progress: 0,
};
},
mounted() {
@@ -94,8 +113,16 @@
}
// flash file
+ this.isFlashing = true;
+ this.progress = 0;
const flasher = new Nrf52DfuFlasher(serialPort);
- await flasher.flash(file);
+ await flasher.flash(file, (percentage) => {
+ this.progress = percentage;
+ if(this.progress === 100){
+ this.isFlashing = false;
+ alert("Firmware has been flashed!");
+ }
+ });
},
async detect() {
diff --git a/nrf52_dfu_flasher.js b/nrf52_dfu_flasher.js
index dbae1f1..6db69dc 100644
--- a/nrf52_dfu_flasher.js
+++ b/nrf52_dfu_flasher.js
@@ -86,9 +86,10 @@ class Nrf52DfuFlasher {
/**
* Flashes the provided firmware zip.
* @param firmwareZipBlob
+ * @param progressCallback
* @returns {Promise
}
*/
- async flash(firmwareZipBlob) {
+ async flash(firmwareZipBlob, progressCallback) {
// read zip file
const blobReader = new window.zip.BlobReader(firmwareZipBlob);
@@ -122,7 +123,7 @@ class Nrf52DfuFlasher {
// flash application image
if(manifest.application){
- await this.dfuSendImage(this.HEX_TYPE_APPLICATION, zipEntries, manifest.application);
+ await this.dfuSendImage(this.HEX_TYPE_APPLICATION, zipEntries, manifest.application, progressCallback);
}
}
@@ -132,9 +133,10 @@ class Nrf52DfuFlasher {
* @param programMode
* @param zipEntries
* @param firmwareManifest
+ * @param progressCallback
* @returns {Promise}
*/
- async dfuSendImage(programMode, zipEntries, firmwareManifest) {
+ async dfuSendImage(programMode, zipEntries, firmwareManifest, progressCallback) {
// open port
await this.serialPort.open({
@@ -174,7 +176,7 @@ class Nrf52DfuFlasher {
await this.sendInitPacket(init_packet);
console.log("Sending firmware file")
- await this.sendFirmware(firmware);
+ await this.sendFirmware(firmware, progressCallback);
// close port
console.log("Closing Port");
@@ -353,11 +355,13 @@ class Nrf52DfuFlasher {
/**
* Sends the firmware file to the device in multiple chunks.
* @param firmware
+ * @param progressCallback
* @returns {Promise}
*/
- async sendFirmware(firmware) {
+ async sendFirmware(firmware, progressCallback) {
const packets = [];
+ var packetsSent = 0;
// chunk firmware into separate packets
for(let i = 0; i < firmware.length; i += this.DFU_PACKET_MAX_SIZE){
@@ -367,6 +371,11 @@ class Nrf52DfuFlasher {
]));
}
+ // send initial progress
+ if(progressCallback){
+ progressCallback(0);
+ }
+
// send each packet one after the other
for(var i = 0; i < packets.length; i++){
@@ -376,6 +385,13 @@ class Nrf52DfuFlasher {
// wait a bit to allow device to write before sending next packet
await this.sleepMillis(this.FLASH_PAGE_WRITE_TIME * 1000);
+ // update progress
+ packetsSent++;
+ if(progressCallback){
+ const progress = Math.floor((packetsSent / packets.length) * 100);
+ progressCallback(progress);
+ }
+
}
// finished sending firmware, send DFU Stop Data packet
@@ -383,6 +399,11 @@ class Nrf52DfuFlasher {
...this.int32ToBytes(this.DFU_STOP_DATA_PACKET),
]));
+ // send final progress
+ if(progressCallback){
+ progressCallback(100);
+ }
+
}
/**