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...

Resolved! Why cannot properly see opcodes on memory browser ?

I can see the addresses when I hover over them, but I can't see the opcodes. Is there a setting to fix this or is it broken?  Starting server with the following options:Persistent Mode : DisabledLogging Level : 1Listen Port Number : 61234Status Refre...

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Resolved! LED Blink - STM32F429I-DISCOVERY TIM1

could somebody please help me with this: i am a beginner ,i have done the clock configuration and Timer configuration  for delay and also the GPIO configuration: the LED does blink but instead of 1s it takes like 4s , i have done a lot of research to...

Resolved! STM32U545RE missing DCMI and PSSI

As in the subject, DCMI and PSSI are missing from STM32U545RETXQ configuration. According to documentation, this unit should support those interfaces. Is that correct? Regards

mk11 by Associate
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STM32CubeIDE Indentation and Generate Code

Whenever I generate code, the indentation is always 2 characters.Even though the indentation is set to 4 characters in the settings,it continues to be generated as 2 characters except for the user code.Formatter > IndentationTab Policy : Spaces OnlyI...

hardrock by Associate III
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Resolved! STM32CubeIDE - Prebuild command - Git error

STM32CubeIDE v1.15.1Git v2.45.1.windows.1Windows 11 The software project includes the pre-build command,"git log --pretty=format:'%H' -n 1 > git_hash.h" (format string simplified for this post)On a fresh install on a new PC the following error preven...

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STM32CubeIDE build randomly started failing

I started getting the build error "Fatal error: invalid -march= option: `armv7e-m+fp'" while testing my code. It first happened after I changed a numeric #define value in my application code but I tried changing it back to what it was and I continue ...