STM32CubeProgrammer (MCUs)

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Forum Posts

Resolved! STM32CubeProgrammer v2.22 released

We are pleased to announce that STM32CubeProgrammer 2.22 is available What is new in 2.22: Support for the STM32U3 microcontrollers with 2 Mbytes of flash memory: Internal memory programming through debug and bootloader interfacesOption bytes program...

Resolved! ST-LINK power questions

HelloI am connecting the ST-LINK and downloading the firmware to the programmer.I have a question. Can I do power from ST-LINK and download firmware instead of supplying external power to the MCU? Currently, I use external power, but I wonder if ther...

giwonKIM by Associate III
  • 555 Views
  • 3 replies
  • 3 kudos

Resolved! USART bootloader not working on stm32u59

Hello Community,I'm currently facing an issue with entering the USART bootloader mode on my STM32U5 development kit (STM32U5A9JDK). Despite following the standard procedure, the device refuses to enter bootloader mode, and I'm hoping someone here mig...

Anassoumi by Associate III
  • 4499 Views
  • 5 replies
  • 5 kudos

Resolved! How to install STM32CubeCLT in docker container?

HelloI am new to this forum, so if I am at the wrong place, let me know. How can this software: https://www.st.com/en/development-tools/stm32cubeclt.html be installed from a script? Namely into docker container? I get the following error: ``` DISPLAY...

cla by Associate II
  • 12007 Views
  • 23 replies
  • 14 kudos

UART Bootloader for STM32F412VGTx

As mentioned in the AN2606 document for STM32F412VGTx MCU(Custom chip), I am using USART2 (PD6/PD5) for UART bootloader using STM32CubeProgrammer. But I am getting an error message as attached. Help me to resolve this issue.

Screenshot 2026-01-09 124126.png
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