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...

Cube IDE debugger cannot stay connected

I am using a Nucleo-F103RB dev board with Cube IDE 1.3.0. I am able to successfully flash the board (which I have tested by making the user LED on the nucleo toggle at different frequencies), but immediately after this is successful, I lose connectio...

WTetl.1 by Associate
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  • 2 replies
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Is STM32CubeIDE compatible with SPL Library?

Hi Every I am new to this platform.​my question is as the topic stated above. My situation is that I have my completed project on Keil Vision 5 which works well, but for some reason I need to migrate the whole firmware to STM32CubeIDE. ​I googled abo...

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WAi.11 by Associate II
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  • 7 replies
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