STM32CubeIDE (MCUs)

Ask questions on STM32CubeIDE. Discuss how to build, debug, configure, and optimize your project as well as how to use our software tools.

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STM32CubeCLT 1.19.0 released

We are pleased to announce that the release 1.19.0 of STM32CubeCLT is available. What is new in 1.19.0: Support for ST Arm Clang toolchainMaintenance of the previous versionUpdated in accordance with STM32CubeIDE v1.19.0 Main fixed issues in 1.19.0: ...

Resolved! [Resolved] STM32CubeIDE project creation issue

Updated post to reflect permanent fix Dear STM32CubeIDE user, Further to the recent STM32CubeIDE project creation issue, we would like to inform you that a solution is now available for you. This permanent fix applies to all STM32CubeIDE versions. I...

STM32CubeIDE 1.19.0 released

We are pleased to announce that the release 1.19.0 of STM32CubeIDE is available. What is new in 1.19.0: Microcontroller, microprocessor, and board lists aligned with STM32CubeMX v6.15.0:Added the support for STM32MP21xx microprocessors to the STM32MP...

STM32CubeIDE 2.0 release - early heads-up!

Starting from the release in November 2025, STM32CubeIDE and STM32CubeMX will be available exclusively in their standalone versions. STM32CubeMX will no longer be integrated inside STM32CubeIDE. Instead, the two tools will be interoperable in the sam...

C23 syntax highlighting in STM32CubeIDE (e.g. constexpr)

The STM32 toolchain based on gcc 13.3 already supports a lot of C23 features, e.g. constexpr. This is really awesome.But the current version of CubeIDE seems not to be able yet to parse these new features, so syntax checking / highlighting / code lin...

A.D. by Senior
  • 141 Views
  • 2 replies
  • 2 kudos

Resolved! STM32Cube IDE 1.15.0 issue

After updating Cube IDE to version 1.15.0 the memory details & memory regions map in the build analyzer are not showing any informations beside the linker script file name in all my projects start to be bold!!!

MSale.1 by Senior
  • 3069 Views
  • 4 replies
  • 1 kudos

Account login issues caused by STM32CubeIDE 1.19.0

 When I try to log in to my account, the software prompts "Connection lost"After I rolled back the version to 1.17, this issue disappeared. Many users in the China region have encountered this problem, and it’s unclear if it exists elsewhere.

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ZnMnCr by Associate II
  • 146 Views
  • 1 replies
  • 0 kudos

Failed to execute MI command

I am trying to debug my hardware for the first time. I was working in TrueStudio 9.3.0 as I had started this project in it before STM32CubeIDE came out. When I started to try to debug my program to day I got an error. OK, maybe I should try STM32C...

Resolved! Can't Run or Debug from CubeIDE

HiI don't know what happens, I just restarted my laptop, then it does not run or debug from CubeIDE. Before I retarted the laptop, I was debugging.When I click to Run or Debug, there is nothing appearing in the console window.  I closed the IDE twice...

Chao by Senior II
  • 482 Views
  • 21 replies
  • 3 kudos

Resolved! STM32H757 SWO Debug Error

Hello,I am experiencing the same issues as these individuals : https://community.st.com/t5/stm32-mcus-products/stm32h757-swo-debug-error/m-p/738531#M265220When I launch my debug with SWO enabled, I encounter errors upon launch, and if the errors are ...

MA4 by Senior
  • 259 Views
  • 1 replies
  • 0 kudos

STLINK-V3MINIE not handling breakpoints correctly

I created a support ticket for this issue but haven't heard back yet, but I wondered if anyone else has seen this issue before. I have been having an issue with my STLINK-V3MINIE for some time now. When I set and hit a breakpoint, the program will of...

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