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...

malloc(1)

I'm using cJSON on a STM32F401 and I'm a bit worried with possible problems regarding with memory allocation.If a call malloc(1) (so asking the heap for 1 byte only) how many bytes are really used on the Heap?I would assume correct answer with be 16 ...

EGonc.1 by Associate II
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stm32L476G-DISCO upload not working

I have a stm32L476G-DISCO.trying to get this simple blink led program working.CODE: while (1) { HAL_GPIO_TogglePin( LD_G_GPIO_Port, LD_G_Pin ); //(LD_R_Pin); HAL_Delay(2000); /* USER CODE END WHILE */ MX_USB_HOST_Process();   /* ...

Kt.11 by Associate
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Resolved! How to enable Tracing in STM32Cube

Hello,I am trying to get tracing working and when i start the debugger this window pops up saying "Tracing is not supported".Any one have any idea what it means as i can't find any reference to it.I have a STM32F411CEU6, watched many how videos and c...

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Iknig.1 by Associate II
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STM32CubeIDE: Problems with including files

I know this has been discussed before before, but for some reasons, I still can't make my project compile without having errors in it, because of including one file. I have included the path in "Paths and Symbols" tab.Code in "main.h" file This is th...

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FGerm.1 by Associate II
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  • 4 replies
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Custom HID device

Hello,I am planning to use the Custom HID device from CUBEIDE on an STM32F103 (I do not want to use CDC). I would like to use this in order to transfer simple packets of 20 bytes to and from the PC in a reasonable speed. I already set up some keyboar...

Can't use/create Debug Config for OSS-7 Stack

OSS-7 is the open-source stack for the DASH7 protocol:https://mosaic-lopow.github.io/dash7-ap-open-source-stack/The build system is created with CMake:https://mosaic-lopow.github.io/dash7-ap-open-source-stack/docs/building/Specifying -G "Eclipse CDT4...

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CubeIDE - import existing Eclipse project; add debug

Basically the same question as here:https://community.st.com/s/question/0D53W00000Y2lIsSAJ/cant-usecreate-debug-config-for-oss7-stackbut making it generic - hopefully reaching a wider audience.See also: https://community.st.com/s/question/0D53W00000Z...