STM32CubeProgrammer (MCUs)

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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! STM32_Programmer_CLI seg fault

I have an old Ubuntu 18.04 system which allows STM32CubeIDE to run, but the STM32_Programmer failed because libm.so and libc.so were wrong. I found glibc-2.30 and copied the libraries into the same directory as the STM32_Programmer lib. Now I just ge...

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! STM32N6 flash failed to erase memory

I have a STM32N6570-DK and i can't seem to program it any more.  I tried it in both the STM32 programmer gui and terminal application.  So i can connect to the device read and read the flash but i can't seem to write to it any more.  I can't even era...

Screenshot from 2026-02-05 13-50-01.png Screenshot from 2026-02-05 13-50-37.png Screenshot from 2026-02-05 13-46-31.png

Resolved! STM32CubeProgrammer won't start up

Hi, I've just installed v2.14.0 for the first time, but it will not start up. All I get is the blue STM screen for a few second, then it disappears. I tried the command prompt start up detailed in This Post but I end up with an error message, shown b...

sastek by Associate II
  • 5785 Views
  • 8 replies
  • 3 kudos

Resolved! No STM32 target found

I have been programming my STM32H743 custom board for over a year.  Suddenly I'm getting the error message Error: No STM32 target found... I have tried changing the ST-Link itself but get the same error message.

jwtuttle_0-1776721104744.png
jwtuttle by Associate II
  • 375 Views
  • 6 replies
  • 4 kudos

Resolved! BootLoader for the STM32N6570-DK

I am working with the STM32N6-GettingStarted-ObjectDetection demo.  I found that doing a full chip erase wipes some bootloader code.  I was able to get my project going again by flashing the .hex file that came with the STM32N6-GettingStarted-ObjectD...