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...

SAI Function call generates unexpected data stream

Hello Board,I hope you are all having a great summer. I am currently trying to configure the 144 devolopment board with the STM32H723zg chip, to run the built in SAI peripheral. Specifically I want to transmit a frame of 256 bits, with 16 slots and s...

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Kewin_J by Associate II
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Resolved! How to produce list of pin assignments?

Hello, all,I'm using STM32CubeIDE to design my first STM32 micro-controller circuit. I've used the tool to assign functions to about 20 pins on the micro-controller so far. Now, I'm at the stage where I'm creating the schematic and connecting externa...

KevinZ by Associate III
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  • 4 replies
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Resolved! Break at address "0x8000B2C" with no debug information

Hi all,I followed this STM32CubeIDE tutorial to debug an STM32H7S3L8 project running from external flash (OSPI NOR). After flashing and starting the debug session, I get the following error:Break at address "0x8000B2C" with no debug information avail...

Duc by Senior
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  • 4 replies
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Build Analyzer Problem

helloi have theVersion: 1.19.0Build: 25607_20250703_0907 (UTC) Build Analyzer not working not in auto refresh not in manual refreshi test every step i found online! nothingi reinstall the IDE nothing any idea, or any other way to check flash ram info...

Lios by Associate II
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  • 3 replies
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Build GNU Tools for STM32 12.3.rel1

Hello :)I am wondering if there is a "how to" for how to build the stdlibc++ library for STM32 gcc tools.  I am in need of a stripped down stdlibc++ library to link with.  Can anyone point me to a link or can you walk me through it?The reason I ask, ...

JGurley by Associate
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