STM32CubeIDE (MCUs)

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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...

Resolved! GitHub Copilot seems broken (Cube IDE 1.19)

Running ST Cube IDE 1.19 on Windows 11, co-pilot autocompletions seem to be causing an issue. I see the suggestion, then a dialog pops up saying the following:An internal error occurred during: "Generating completion...".Invalid thread accessI look a...

NickO by Associate III
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  • 15 replies
  • 2 kudos

Resolved! Missing value in the STM32CubeIDE SFRs window

While testing the X-CUBE-EEPROM library in STM32CubeIDE (v1.18.1), I observed the FLASH->CR register in the SFRs window. I noticed that the display for BKER (bank erase select bit) is missing in the FLASH_CR register. Please try to correct this in th...

BPrem.1 by Associate II
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  • 4 replies
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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
  • 5545 Views
  • 0 replies
  • 4 kudos

Garbled Font in the title of the IDE window

As shown in the figure, the title of the window bar seems to have become garbled, even though its content was originally in English. I thought it was due to the software defaulting to a font that only supports Western characters, but changing all the...

Altboy23 by Associate
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  • 1 replies
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STM32H755 dual core SWO printf

Hi,I would like to get printf() debug messages from both M7 and M4 core using SWO pin. It seems to work as expected on M7 core, but I cannot get it work on M4. Ideally, I would like to have messages from both cores in parallel, but it would be great ...

mosamasa by Associate II
  • 153 Views
  • 1 replies
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STM32CubeIDE hangs at “Performing pre-launch check”

 I'm experiencing an issue when attempting to debug a project in STM32CubeIDE v1.19.0 using a NUCLEO-H753ZI board and ST-LINK V3 (FW: V3J16M9). The debugger appears to hang during the early initialization phase and fails to proceed with device enumer...

bugiii by Associate II
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  • 6 replies
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Live Expression Shows Incorrect Data

I encountered a significant problem with the live expressions during debugging, as the variables displayed erratic values and symbols when they were set as unsigned. I spent several days trying to verify this, as I previously had doubts about my code...