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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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! NUCLEO-H7S3L8 failed to execute MI command

Hello,I bought a Nucleo-H7S3L8 and I'm trying to build and execute the XIP_Template and I'm following the official guide.at first I built the Appli project and I choosed the first debug option and got the following error.to solve it I found a post in...

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oalselwi by Associate II
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SystemClock_Config LL driver error

I generate project for g431 in STM32CubeIDE Version: 1.19.0 and HAL generated code is setting PLLCFGR correctly but switching to LL values are not entered.Code generated for LL below:/** * @brief System Clock Configuration * @retval None */ voi...

PHryn by Associate III
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Resolved! No .ioc file generated; FPU not initialised

#include <stdint.h> #if !defined(__SOFT_FP__) && defined(__ARM_FP) #warning "FPU is not initialized, but the project is compiling for an FPU. Please initialize the FPU before use." #endif int main(void) { /* Loop forever */ for(;;); }Good mo...

Jad by Senior
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Resolved! ioc file not generating

hi i have been trying to configure mcu of h745BIT3 208 pin, IOC file is not generating, and i have tried for g4 series same issue happening today only, is there any server down or update have to do.  regards,srinath