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...

Issue with HAL_Init, my board, or my code?

Hello! I'm using an STM32L4R5ZI board and was running some low power code to put the board in Standby and the board was getting stuck in the clock init section. I would restart the board, it would run HAL_Init (where I assume it would reset the sta...

JayDev by Senior II
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  • 4 replies
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Task failed while connect to the server..

I am working on STM32h753zi board i have one main task with the size of 3K inside that i was calling 6 tasks.Task 1 - 5K Normal priorityTask 2 - 1K Normal priorityTask 3 - 2K Normal priorityTask 4 - 2K Normal priorityTask 5 - 1K Normal priorityTask 6...

AFaya.1 by Associate III
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STM32CubeIDE Code Proposals not working

Hello everybody,I just recently installed CubeIDE on my Mac and Windows systems. On both Code Proposals for thinks like HAL functions or user defined functions does not work. Do you know if there's a chance to change that? I already activated all kin...

HReet by Associate
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  • 2 replies
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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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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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