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...

Resolved! Signal Handler Called at 0xFFFFFFF9

My code gets complied without any errors. But just before the uploading completes: <signal handler> called at 0xfffffff9 is displayed.Even though after that my code runs properly without any hardfault.

Resolved! How to change the STM32 family in a project using HAL?

Hello,I am currently using a F4 processor in HAL together with the Stm32cubeIDE.Thus the IDE generates F4 hal files which later are included in the main program.  To access the specific functions I need to #include "stm32f4xx_hal.h" in my own program...

DocAlex by Associate III
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Cube IDE freezed after draining free physical memory

It does it only on one PC out of several, however.More details here (EEVBLOG link, not dodgy, had to do this because this forum cuts pieces out of URLs to other forums)https://tinyurl.com/4r5uwt2s I've tried the Xmx1024m stmcubeide.ini file parameter...

PHolt.1 by Senior III
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STM32CubeIDE 1.18.1 released

We are pleased to announce that the minor release 1.18.1 of STM32CubeIDE is available. What is new in 1.18.1: This minor release will not bring any major updates to the STM32CubeIDE 1.18.1. It will be aligned with the STM32CubeMX 6.14.1. Main fixed i...

STLINK in Nucleo-H753ZI board stopped working

Hi,     My STLINK for debug in Nucleo-H753ZI board stopped working.      It was working when entering the debug mode.      Now, it stopped working.- I got the error message -  1. "Error in initializing ST link device." 2. "Failed to execute M1 comman...