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 1.20.0 released

We are pleased to announce that STM32CubeCLT 1.20.0 release is available. What is new in 1.20.0: Maintenance of the previous version: Updated in accordance with STM32CubeIDE v2.0.0Update of Clang toolchain version 19.1.6Update of GCC 13.3.rel1Update ...

Aimen1 by ST Employee
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STM32CubeIDE 2.0.0 released

We are pleased to announce that STM32CubeIDE 2.0.0 release is available. STM32CubeIDE is now independent from STM32CubeMX. With this release, device configuration, previously handled within STM32CubeIDE via STM32CubeMX, is now exclusively available t...

Aimen1 by ST Employee
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  • 0 replies
  • 4 kudos

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...

Making variables visible to a header file

Hello,I'm using a STM32CubeIDE.A lot of the in the main.c file is auto generated.For example:UART Handlers, DMA Handlers etc.I also have a header file where I wrote a lot of user custom functions inside a file named: custom.hThe functions in this hea...

skon.1 by Senior
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  • 6 replies
  • 0 kudos

How to change a variable value in the "Expressions" window ?

Hello,I'm new to STM32CubeIDE ... and I'm having a lot of trouble.I'm trying to change the value of a variable in the Expressions (or Live Expressions) window and I can't. I can change the values ​​on the screen, but as soon as I “enter�? the value r...

JVERN.18 by Associate III
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  • 1 replies
  • 1 kudos

Resolved! Header files not being found even though the correct path is included in the project and resolved in the Project Explorer under Includes

Hi, I had added include paths for some header files, but they are not being found as shown in the image. I went to Properties > C/C++ General > Paths and Symbols > Includes to add the include paths. I confirmed that these paths exist in Properties > ...

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PEmer.1 by Associate II
  • 16144 Views
  • 5 replies
  • 1 kudos

General Register modification during debug possible ?

Is-it possible during a debug session to modify general registers (e.g r3 ) .Context: Win 7 host with Virtual Box 6.0.4 for client Ubuntu 18.04 running STM32CubeIDE 1.2.0 on the integrated debugger of the Nucleo demoboard with STM32F412ZGHelp Center ...

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NGOLA.1 by Associate II
  • 1515 Views
  • 7 replies
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printf will miss some data during large amount of print

I am using nucleo-H473ZI2 with CubeIDE. When I was trying to print a 1024-long int array, the SWV ITM Data Console will not be giving me all 1024 values.I implement printf to ITM Stimulus port by writing this function in main.c:int _write(int file, c...

JZhan.9 by Associate II
  • 1270 Views
  • 5 replies
  • 1 kudos

Resolved! How to reset target after downloading (RUN)?

Hi,when I tap on run it compiles my project, downloads it to my target and says finished.But my target STM32 still needs to be reseted manually to start what I have programmed.Why there is no reset after downloading?I am on the newest version of Cube...

TMond.1 by Associate II
  • 2251 Views
  • 4 replies
  • 0 kudos

STM32CubeIDE absolutely useless for STM32CubeH7 ?

​I've been fighting for several days with STM32CubeIDE. Right now, I just want to play with existing projects from STM32CubeH7 to learn more about the product, do some evaluations and get more familiar with the whole ecosystem.But it turns out that u...

Gpeti by Senior II
  • 3222 Views
  • 9 replies
  • 6 kudos