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...

Breakpoint not triggering in STM32CubeIDE

I've got the following interrupt configured for TIM4:void TIM4_IRQHandler(void) { if ( LL_TIM_IsActiveFlag_UPDATE( TIM4 ) ) { LL_TIM_GetDirection( TIM4 ) == 0 ? ++x : --x; LL_TIM_ClearFlag_UPDATE( TIM4 ); } }I know this interrupt is bei...

CTapp.1 by Senior III
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Resolved! NUCLEO-U083RC SWV issue

Hi,I got an issue where I can no longer activate SWV Viewer option inside debug configuration for my NUCLEO-U083RC board. The SWV checkbox is greyed out. Whether I create a new project or load an existing one, the SWV option is greyed out and can no ...

chris84 by Associate
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Resolved! code generation breaks if I migrate my ioc file

Yesterday I updated CubeIDE to 1.17.0. Everything seems to work except code generation.When I open my projectname.ioc file, it asks me to migrate or continue. Since I was updating anyway, I chose "migrate". When I then made changes and saved, a dialo...

jleehey1 by Associate II
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STM32H563Zi: Error in initializing ST-LINK device.

Hii,I am using Nucleo-H563Zi. Suddenly I got  "Error in initializing ST-LINK device" Reason: Unknown. Please check power and cabling to target. What I have tried to solve this:. Connected pin BOOT0 and VDD and tried to connect to cube programmer.. tr...

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Usb fs stm32h503

Hello, I’m a bit new to microcontroller programming. I want to implement full speed 12Mb/s usb protocol to send messages back and forth from/to my pc using usbc port on stm32h503rb nucleio board. I tried following serval videos on how to implement th...

OPUS Codec library for STM32 MCU

I am trying to develop an OPUS Codec library for an STM32H723 Nucleo board. But I am running into build issues related to the specific STM32 target and/or intrinsics available. Has anyone successfully done this (created an Opus.lib)? If so, can you s...

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MHoop.1 by Senior
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