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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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! STM32 freezes when UART ringbuffer user bigger buffer

Hello!I'm receiving data by UART in a ring buffer. When my buffers are lower than 256 it works, but when higher, it get stuck in the first for loop of my code.This is my ring buffer.void HAL_UARTEx_RxEventCallback(UART_HandleTypeDef *huart, uint16_t ...

SGonz.2 by Associate II
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  • 2 replies
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Why duty cycle of I2C not 50% ?

Hi. I am using STM32L031 for my project. And I am using I2C to read eeprom. It is reading eeprom properly but if you see duty cycle on SCL(red one in the pic below), it is not 50%.My I2C spped is 400kHz. ON time I get is 750ns and OFF time is 1.96us....

0693W00000Nr14vQAB.png

Problem with undefined references in STM32CUBEIDE

Hello there,After an update off STM32CubeIde from 1.17.0 to 1.19.0, the compilation of my code generates a lot of undefined references in functions like HAL_Init(). Do you know how to solve this problem? All of the header files are linked in same C f...

EKama.1 by Associate II
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  • 1 replies
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Share code between Libraries

Hi, I need to support 6 libraries for 3-5 MCUs each, and recently I have struggled to keep up.Many users complain about bugs I thought I squashed ages ago, only for me to realize that I never updated the code for that specific MCU.Is there a way to s...

Ubus99 by Associate III
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  • 3 replies
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How to reinstall STM32CUBEIde?

When I firsts Installed the STM32Cube IDE got all kind of error in paths and other stuff, so tried to uninstall it, the uinstallation was always freezing and I deleted the folders. Also, tried to delete some registers but could not find anything more...

0690X000008i9d8QAA.png
rvalente by Associate II
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  • 4 replies
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