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...

Resolved! STM32H745i-DISCO bricked no connection even with boot1

Hi, I have recently bricked my STM32H745i-disco board by turning off the m4 core within OB which had a bulk of my code. My board became unresponsive, the LCD turns white and the leds on the board light up but do not respond to the reset button. Stlin...

CChri.5 by Associate III
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  • 15 replies
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Can I build for multiple targets on one STM32CubeIDE project?

I am currently working on a project that will use a STM32L452VET3 when the product is deployed. The PCB for the product is still being laid out, so in the meantime, I have a Nucleo board that has an STM32L452RET6 that we will use to develop and test ...

Tz.1 by Associate
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  • 1 replies
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Trying to view flash while debugging

I've used Keil for the last year - and they have a feature where I can view the flash memory while debugging (and even change it)I can't seem to find that with CubeIDE. Is there a way to see flash memory? I want to read/write and confirm it's there,...

UART WITH STM32L476

i was planning to do an experiment i need to insert two numbers and calculate the sum of that two inserted number. Then i need to see them in terminal. However i have confused a bit. Could anyone help me? I get stuck over here.  /* USER CODE END 2 *...

ACekm.1 by Associate II
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  • 11 replies
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Resolved! Cannot install Devstyle Darkest Dark Theme (solved)

Update: To get it to work, do a fresh install of the IDE, untick the CDT site in "Available Software Sites" (Help->Install New Software then "Manage"), and then install DevStyle from marketplaceSister issue on the Genuitec forum site: https://www...

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CubeIDE 1.11.0 live view bugs

After the update I have number of issues with debugging.The code written on the pervious version seems working as intended but when I try too peek the values of some variables (e.g. uwTick) I get broken results.most obvious bug - order of variable in...

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EDeme.1 by Associate II
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  • 1 replies
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