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
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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...

STM32IDE can't connect to Internet.

Hello everyone,I have had a problem with the STM32IDE software for over a week. When I want to create a new project, I am asked to download some files from the internet but the software can't connect to the internet to download them. I am using a Des...

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DVouf.1 by Associate II
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  • 9 replies
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Resolved! including stm32f1xx_hal.h to static c++ library doesn't work

Hi, I'm trying to import stm32f1xx_hal.h to my static c++ library to have access to the standard types and functions.It used to work when the project was still c, but after migration it doesn't recognize the types any more, even though it doesn't fai...

Ubus99 by Associate III
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  • 3 replies
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"Attempt to unlock mutex that was not locked"

I get the following error in terminal quite frequently which crashes the stm32cubeide. This usually happens when I am opening the ".ioc" file.Attempt to unlock mutex that was not lockedThis is my workspace folder if you are interested: https://github...

YEbne.1 by Associate
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  • 3 replies
  • 1 kudos

STM32 and cJSON problem?

Hi Guys,I run the following code in a STM32F4429ZI board (a project was generated with STMCube 6.3 and I´m using Cube IDE 1.7):// Create a json objectcJSON *info;info=cJSON_CreateObject();//adding datacJSON_AddStringToObject(info,"sex","male");cJSON_...

Hello- New to ST32 and the IDE, and re-learning C as well. I am trying to work an example using I2C for a 2 line by 16 digit LCD. When I compile (build) I get 4 errors, need to help if you would. 1st time poster....

error: 'for' loop initial declarations are only allowed in C99 or C11 mode 223 |  for(uint8_t i=0; i<offset;i++) error: 'for' loop initial declarations are only allowed in C99 or C11 mode 234 |  for(uint8_t i=0; i<offset;i++)error: 'for' loop initial...

SScot.3 by Associate II
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