STM32 Flash

Programmer

ST-LINK + ST Utility

• ST-Link

DAPLink

• Moved to this page DAPLink

Jlink, JTAG

• JLink

Embedded bootloader

The embedded bootloader mode is used to reprogram the Flash memory using one of the following serial interfaces:

• SWD Default
• USART1 (PA9/PA10)
• USART3 (PB10/11 and PC10/11)
• CAN2 (PB5/13)
• USB OTG FS (PA11/12) in Device mode (DFU: device firmware upgrade).

Hardware Interface

DFU USB OTG

• Listed supported device in ST documents AN3156

• Download DfuSe USB device firmware upgrade (DFU) software
• Install the drive in installation folder -C:\Program Files (x86)\STMicroelectronics\Software\DfuSe v3.0.5\Bin\Driver or here File:STM-Bootloader-Driver.zip
• Testing firmware for USB-CAN here.
• Open the DFU tool to upload firmware to internal flash, see left animation.

ISP USART

• BOOT0 should be pull to high, foce chip into system memory
• Flash loader demostrator from official ST = Flasher
• https://www.st.com/en/development-tools/flasher-stm32.html

• 

  Use guide 01

• 

  Select memory size

• 

  upload code

Debug

• If SWD Serial-Wire is not enable, add reset line to force enter into debug mode