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
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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
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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...

not a custom to non make files, how do I add my source files?

using CUBE IDE here.I see how to add other header paths but I'm sure I need to tell the compiler I made a new folder off of src and for it to add my source files. Is there a way to tell the linker I have another c file?under the source location , I c...

ulao by Associate III
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Live Expression stopped working "Failed to evaluate expression" For 2 years I have been using STM32CubeIDE debugging with Live Expression view without any problems. Starting Oct 2022 I only get "Failed to...."

This only happens to new variables added to my C code after Oct 2022. "Old" variables still work fine. When I add failing variables to the "Expression" tab I get "Error: Multiple errors reported". Reported are: Multiple errors reported.1) Failed to e...

wvan .1 by Associate
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Resolved! __UNALIGNED_UINT32_READ causes Unaligned Hardfault [solved]

I have trouble with sporadic Hardfaults and I tracked it down to some unaligned access in the USB routines. Although the code uses the macro __UNALIGNED_UINT32_READ, the STM32 will still causes the Hardfault for unaligned addresses. So I looked at th...

SFahr by Associate III
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Issue on Semihosting on CUBE IDE

Salutations for all.I programmed my CUBE IDE on Debug Mode by the recipe-> https://community.st.com/s/article/how-to-use-semihosting-with-stm32cubeide-and-stm32. It Works.But when I STOP the running program on CUBE IDE the TARGET STOP the program eit...

JSILV.2 by Senior
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STM32CubeIDE 1.10.1 Does'nt open

Hello , am writing on this forum because i got a problem , and was wondering if anyone could help me . Ive installed STM32CubeIDE 1.10.1 on my pc (windows 10) but am unable to open it for some reason , ive tried looking on youtube ''stm32cubeide dose...

AGrom.3 by Associate
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STM32CubeIDE program flow, Arrow->

I understand, that, when the arrow symbol appears in front of a source line, that means, that the program flow has stopped at that point. But tin fact he case is, that the program is running. Only when I click pause, the arrow jumps to the "while(1)"...