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...

Install CubeIDE on Raspberry Pi 5

Has anyone had success installing the Cube IDE on a Raspberry Pi 5?  I first got the error message "Installation dir cannot be temporary one: /home/my_name/Downloads/makeself_dir_o70WRx"I tried various workarounds suggested by Gemini, ultimately crea...

Cube IDE 1.19.0 Login Failed

The login via HELP->STM32Cube Updates->Connection to myST   does not seem to be working properly. Trying to login I first get a small splash window with a button which I can press which opens a webview(?) which sometimes displays an "Accept Cookie" d...

C++ support of stm32cubeide does not work.

in default situation, you could not call c++ function in C file.  So the main.c  is not suitable file in C++ project.   if user choose C++ project,the generated main.c ,stm32h7xx_it.c should sufixed with .cpp.

yujin by Associate II
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  • 8 replies
  • 9 kudos

STM32CubeIDE hangs at “Performing pre-launch check”

 I'm experiencing an issue when attempting to debug a project in STM32CubeIDE v1.19.0 using a NUCLEO-H753ZI board and ST-LINK V3 (FW: V3J16M9). The debugger appears to hang during the early initialization phase and fails to proceed with device enumer...

bugiii by Associate II
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  • 5 replies
  • 1 kudos

Live Expression Shows Incorrect Data

I encountered a significant problem with the live expressions during debugging, as the variables displayed erratic values and symbols when they were set as unsigned. I spent several days trying to verify this, as I previously had doubts about my code...