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StmDfuUsb

Name: StmDfuUsb
Rating: 5.0 (1 reviews)
Author: Yaroslav Trymbach

Category:Tools Size:2.6 MB Version:1.25

Developer:Yaroslav Trymbach Rate:5.0 Update:Apr 11,2025

5.0

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Application Description

Updating firmware of Stm32 CPU via usb cable by using usb dfu protocol.

Application for updating firmware of Stm32 CPU via usb cable using USB DFU protocol.

Realization of the application is based on next documents from company STMicroelectronics.

1. AN2606 STM32 microcontroller system memory boot mode

2. AN3156 USB DFU protocol used in the STM32 bootloader

How to use application.

PREREQUISITE

You mobile device must support USB-OTG.

PREPARATION

1. Connect Stm32 board with your mobile device by USB-OTG cable

2. Activate bootloader mode for Stm32. How to do this read in AN2606. In general you should set pins BOOT0 and BOOT1 in correct combination according to model of your CPU.

PROGRAMMING

1. Select file with firmware you want to write.

- Firmware file should be in one of following format

- Intel hex

- Motorola S-Record

- DfuSe (STMicroelectronics DFU format)

- Raw binary

2. Set writing options you need. You can select next options

- Erase only necessary pages

- Unset readout protection if need

- Go CPU after programming

3. Press button "Load file to flash" and wait for finish of operation.

Additionally next operations is available in application

- Erasing

- Checking flash for blank

- Compare flash with file.

You can select this operation via appropriated point in menu.

The application is checked on next models of microcontrollers:

Stm32F072

Stm32F205

Stm32F302

Stm32F401

Stm32F746

Stm32G474

Stm32L432

RESTRICTION OF USING

You can make till 25 firmware uploading fully free.

After you achieved this limit you can purchase one of two services

1. additional 100 uploading

2. unlimited using of application.

Tools

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