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...

Cube IDE and stm32 - LED not blinking

I have a trouble because I am trying to run simple code with blinking LED (with Cube IDE and ST Link v.2 mini). It is STM32L011F4P6 - without devboard - just simple mC with some resistors and capacitors, and without external oscillator.Here's how I d...

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Bbodz.1 by Associate
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  • 2 replies
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Stm32CubeIde under linux problem

Hi,I've installed STM32CubeIde under linux ubuntu 16.04LTS.....all seem to goes well and faster than window's version but there is a important problem. When I select a global variables or add it to a expression window, I can see it's value but i can'...

DMast.1 by Associate II
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Float value gives hard fault in STMCubeIDE

Hi,I am using a STM32F4/STM32L4 MCU and STMCube IDE (1.3.0) for the development. It gives ma a hard fault when I print float values.float value = 3.14f; printf("Value: %f\r\n", value);I have enable -u _printf_float as mentioned in attached image. Wil...

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NOza.1 by Associate II
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How to build a .dfu file from an STM32CubeIDE project?

The code compiles and works on the Nucleo H743ZI2.The contents of the Debug directory are:$ ls -lA Debug/total 3132drwxrwxr-x 4 chris chris   4096 Jun 19 11:51 Coredrwxrwxr-x 3 chris chris   4096 Jun 19 11:51 Drivers-rwxrwxr-x 1 chris chris  30384 Ju...

CDew.1 by Associate III
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Resolved! Enable automatic code generation STM32CubeIDE

Hi,I work with STM32CubeIDE Version: 1.3.1Build: 6291_20200406_0752 (UTC)I somehow managed to disable automatic code generation for altered *.ioc file.Now it doesn't automatically regenerate the source files according to the changesI made in the conf...

PGroe.2 by Associate III
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  • 1 replies
  • 1 kudos

32G431 power supply problem

HelloI am a total beginner in the STM world. Two months ago I migrated from arduino to STM and this forum hase been a lot of help. But for this problem I cannot find a rational explanation. Anyway I am making a custom board with the 32G431KB MCU and ...

JJeba.1 by Associate II
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  • 6 replies
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ETH initialization code

Thank you for helping.environment:STM32CubeIDE Ver1.3.0STM32CubeMX Ver5.5.0board: STM32F769I-DISCOOpened ETH Mode and Configuration from ioc file in IDE and selected RMII in Mode.I'm going to build and generate the initialization codeCan't create MX_...

Ebun.1 by Senior
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I been trying to import from a Mbed OS project for the b-le75e iot01 without success. It is basic mbed blinky project.

I was able export it to st workbench, but unable to import to the stcubemxide or true studio. any suggestions. When I build i get failures. I been online trying all the suggestions nothing is working so far. Mbed IDE is not up to levels I like in the...

Sscha.1 by Associate
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I create a project and build it in STM32CUBEIDE, and then got " region `ROM' overflowed" error; But it works in Keil IDE.

Hi all:I create a project on top of STM32F030K6T6 , and then i want to build it in stm32cubeide, i got the following error:"c:\st\stm32cubeide_1.3.0\stm32cubeide\plugins\com.st.stm32cube.ide.mcu.externaltools.gnu-tools-for-stm32.7-2018-q2-update.win3...