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 1.19.0 released

We are pleased to announce that the release 1.19.0 of STM32CubeCLT is available. What is new in 1.19.0: Support for ST Arm Clang toolchainMaintenance of the previous versionUpdated in accordance with STM32CubeIDE v1.19.0 Main fixed issues in 1.19.0: ...

Resolved! [Resolved] STM32CubeIDE project creation issue

Updated post to reflect permanent fix Dear STM32CubeIDE user, Further to the recent STM32CubeIDE project creation issue, we would like to inform you that a solution is now available for you. This permanent fix applies to all STM32CubeIDE versions. I...

STM32CubeIDE 1.19.0 released

We are pleased to announce that the release 1.19.0 of STM32CubeIDE is available. What is new in 1.19.0: Microcontroller, microprocessor, and board lists aligned with STM32CubeMX v6.15.0:Added the support for STM32MP21xx microprocessors to the STM32MP...

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...

Network connection failed in Cubeide

  Hi Community,I'm encountering a "Network connection failed" error in CubeIDE. Despite reinstalling the IDE multiple times, the issue persists, preventing me from generating code.Does anyone have suggestions on how to resolve this?Additionally, rega...

STM32CubeIDE Code Generation Always Runs

STM32CubeIDE 1.17 on Windows 11. When I build a project (right click on project in project explorer) code generation _always_ runs, even though IOC file is unchanged....Project clean does not help. Annoying but not a problem yet. Makes me wonder what...

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Resolved! " Missing ';' " indexer marker in STM32G070 project

Hi folks.I have been working a couple of days on a project involving the STM32G070RB. The devices uses two uarts : one for serial comunication throug a USB-serial converter and one for modbus comunication.Both worked OK but now the STM32CubeIDE mark ...