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 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! Printf with float produces random output

No matter what I try, something as simple as printf("%f\n", 0.0) or printf("%f\n, 3.14159265359 for some reason produces a text string representing a negative, extremely long and seemingly random number. Opening project-settings on C/C++ Build -> Set...

Resolved! How to redirect printf?

I have generated a project in CubeIDE and I wish to redirect printf's output. Alas, neither of the methods I've found by googling work: writing a custom _write() - function does nothing, writing a custom __io_putchar() does nothing. These are the met...

Failure of opening STM32CubeMx perspective

The STM32CubeIDE version 1.0.0 is installed in my computer. When creating a new STM32 project with STM32F103ZE, IDE pops "Open Associated Perspective?" window. After clicking Yes, Downloading selected software pack.. window will show "Problem during ...

feng_wang by Associate II
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