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...

undefined reference to `HAL_DFSDM_ChannelInit'

I'm using the BSP audio functions in my application. All of this is unmodified and straight from github. My current problem is the linker being unable to find several of the HAL_DFSDM functions called from STM32F769i_discovery_audio.c. The really puz...

IWhit.2 by Associate II
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  • 1 replies
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printf not working.

Hi,printf function not working in stm32cube_ide.No error on ide but also no output on uart.Please help!

VKUMA.12 by Associate II
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  • 4 replies
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Float variable not working in stm32cube_ide.

Hi,Float type variable is not working in stm32cube_ide.float r = 3.14;when I debug the value of r it shows 3 and also I cross verify by using if condition.if(r==3.14)but condition fails, that means float variable not working in ide.Please help!

VKUMA.12 by Associate II
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  • 4 replies
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Resolved! STM32F4 - HardFault_Handler / HAL_TIMEOUT errors

Hello!We have 2 identical custom PCB using STM32F446RE MCU, we encounter the following issues and we can't find out what is happening.I'll try to explain the best I can such problem, testing boards with simple LED blinking program:while (1) { HAL_...

C. Mart by Associate III
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Resolved! I want to use stm32CubeIDE's GCC compiler to compile my project, but the program takes up too much Flash space

The optimization options for GCC compilation are: Optimize for size(-Os),The compiled result is as follows: The size of MCU Flash resources occupied is: text+data = 47264 Byte The.ld link script is shown below: Question: In my program, the....

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Lucky Dog by Associate III
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  • 6 replies
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