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...

Debugging an STM32L152RE with Sleep causes exception in Code, but , running code after removing the emulator and power cycling functions correctly

I have a strange problem, I have ported the MBED-OS blinkly program to the IDE (this was a relatively painless process) , which sends the device to sleep between flashes. When I download and run the program with the emulator (I have tried blink, sti...

DFill.1 by Associate II
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  • 3 replies
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How to add DSP static libraries in STM32CubeIDE.

I'm trying to compile my project including DSP libraries. I have a STM32F446RE Nucleo Board and I'm using STM32CubeIDE 1.3.1I'm getting an "undefined reference" error when using the FFT functions. The headers are found as the error would have been di...

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Error with .gdb file in STM32CubeIDE

Hello there,I am pretty new to STM32 and STMCubeIDE. My problem with STM32CubeIDE is that when I want o run it in debug mode I get this error:"Error with command: gdb --versionCannot run program "gdb": Launching failed"I could run this program yester...

BMano by Associate II
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  • 3 replies
  • 1 kudos

Code is broken once compile with optimisation enabled

Hi all,I have uploaded those important of part of the codes here to have expert review on where my code causing the compiler interpret wrongly when Optimisation is enabled.I have tested the code with Compile with none optimisation and it works withou...