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December 1, 2023
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STM32H725 and ST-LINK Utility - Can not connect

  • December 1, 2023
  • 2 replies
  • 2151 views

Hello,

I'm using a STM32H725 microcontroller.
I'm able to connect and flash the microcontroller with STM32CubeIde and with STM32_Programmer_CLI.exe, using ST-LINK dongle.
When I try to connect the microcontroller with ST-LINK Utility on windows, it always says "Can not connect to the target!" and "Unexpected Error". I tried all possible setting combinations but still i'm not able to connect.

It looks quite strange to me as I'm using the same hardware, but I'm not finding any solutions.

I specify that I'm perfectly able to connect other microcontrollers (F015, F427) with ST-LINK Utility using the same ST-LINK dongle.

Any ideas?

This topic has been closed for replies.
Best answer by Imen.D

Hello @Albeno ,

Use latest release of STM32CubeProgrammer, instead of ST-LINK Utility 

Please follow this article: Unable to connect to STM32H7 devices - STMicroelectronics Community, this may helps you!

Imen

 

2 replies

Imen.DBest answer
Technical Moderator
December 1, 2023

Hello @Albeno ,

Use latest release of STM32CubeProgrammer, instead of ST-LINK Utility 

Please follow this article: Unable to connect to STM32H7 devices - STMicroelectronics Community, this may helps you!

Imen

 

In order to give better visibility on the answered topics, please click on 'Best answer' on the reply which solved your issue or answered your question. Thanks
AlbenoAuthor
Associate
December 1, 2023

Hello @Imen.D 

Thank you for the quick answer.
I switched to STM32CubeProgrammer, and now I'm perfectly able to connect the microcontroller!
It seems like ST-LINK Utility is not able to work with the new version ( V2J43S7) of ST-Link FW.

Thank you very much!