Firmware upgrade via Webserver

<< Click to Display Table of Contents >>

Navigation:  STM32F4 Target > Demos > Waijung Demos > Device Firmware upgrade >

Firmware upgrade via Webserver

 Previous pageReturn to chapter overviewNext page

Demo File: app_webserver_demo.mdl

Note: File located in directory: \waijung\targets\stm32f4_target\stm32f4\demo\webserver_devicefirmware_upgrade_demo

dfu_webserver_model

Description

The native MCU reset vector (Entry point) is 0x8020000. This model is build with entry point 0x8020000, it cannot run without boot loader.

Please refer to the topics below from Firmware upgrade via SD Card.

1. Flash program sector division

2. Offset the entry point of Application

3. System configuration file

4. Firmware file conversion (modify the current working directory)

Install Webserver application at first time

1. Install Boot loader into Target board (done once), with demo : Device Boot Loader (SD Card).

2. The Target board has only boot loader running now (Webserver is not install yet), please upgrade with SD Card first with demo: Firmware upgrade via SD Card. Note: use app_webserver_img.bin to upgrade.

dfu_webserver_prepare

dfu_webserver_conf_ini

3. Test run the Webserver application

dfu_webserver_running

Testing

After Webserver is running, now it can upgrade its firmware via Webpage.

1. Made some modification to the model, example LED blinking rate.

2. Build model and convert file for upgrade.

dfu_webserver_build

dfu_webserver_convert

3. Upload file into Target board via Webpage:

dfu_webserver_upload

4. Upgrading new firmware

dfu_webserver_upgrade_process

5. Firmware upgrade result

dfu_webserver_upgrade_result