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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STM32CubeIDE 2.1.1 released

We are pleased to announce that the minor version 2.1.1 of STM32CubeIDE is available. What is new in 2.1.1: This release covers the topics listed below: SEGGER J-Link GDB server updated to 9.24 to fix an issue with the Live Expression view during the...

Aimen1 by ST Employee
  • 1703 Views
  • 0 replies
  • 1 kudos

STM32CubeCLT 1.21.0 released

We are pleased to announce that STM32CubeCLT 1.21.0 release is available. What is new in 1.21.0: Maintenance of the previous version: Updated in accordance with STM32CubeIDE v2.1.0Update of Clang/LLVM toolchainUpdate of GCC to GCC 14Update of STM32Cu...

Aimen1 by ST Employee
  • 638 Views
  • 0 replies
  • 0 kudos

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...

Resolved! Stm32cubeide 2.1.1 dont work

Hi,Im using the IDe but today the software do nothing.I cant compile the project or create a new project or debug and when i want close the program, the cubeide not respond and ill have close using the task manager.Yesterday works fine and i dont mak...

pmor by Associate II
  • 403 Views
  • 6 replies
  • 4 kudos

Resolved! CAD tool in STM32CubeIDE (as in CubeMX)

Hello,I use last version of CubeIDE 1.15.1CubeMX proposes in tools a CAD tab, that allows to export symbols and footprints for the different EDA packages (ex KiCAD).I use CubeIDE for my projects. In "Tools", there is a "CAD" sub-tab. But it leads to ...

jmf1 by Senior
  • 2246 Views
  • 3 replies
  • 1 kudos

Resolved! C23 support

Are there any plans to upgrade STM32CubeIDE to include support for C23?It would be nice to have as it brings things like constexpr in, which makes the use of constants much better as they are subject to compiler checking and can call (constexpr) func...

CTapp.1 by Senior III
  • 3784 Views
  • 6 replies
  • 6 kudos

Resolved! How to prevent unaligned access on backup ram?

(and why is this a problem?)It looks like the backup ram can not be called through unaligned access on my STM32U585. The mighty internet says that this should not be completely unexpected since it is basically a peripheral and no standard Ram.I have ...

OliM_0-1778660195150.png
OliM by Senior II
  • 685 Views
  • 11 replies
  • 7 kudos
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