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...

Does the CubeIDE have the 'go' function in the debug mode?

Hello,In the debug mode,after step by step debugging(step over or step in)if I want to run the code from that step, not from the first step of my code,which function could I use?In case of the IAR, 'go' function is provided for this debugging.Thanks.

Kim.Andy by Associate III
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starting the debugger : (Read)Failed determine breakpoint type

When I start the debug environment in stm32CubeIde. I got the following error message:STMicroelectronics ST-LINK GDB server. Version 5.5.0Copyright (c) 2019, STMicroelectronics. All rights reserved.Starting server with the following options:       Pe...

Evan .1 by Associate II
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  • 6 replies
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What arm-none-eabi-gcc libm.a for STM32H753 bare-metal ?

hello,I'm working on bare-metal, free-standing software on STM32H753, build with arm-none-eabi_gcc v10. I'm starting to implement math function. First I noticed that the default libm.a (the one in <INSTALL_PATH>/arm-none-eabi-gcc/lib/libm.a is not co...

Gpeti by Senior II
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Resolved! STMCubeIDE 1.6.1 and ARM CMSIS 5.7.0 (DSP)

Hello, at the moment I try to make the DSP-Lib work, I’d like to switch to 5.6.0, but the IDE doesn’t let me “erase�? the package because it claims it is used. Ok, so tries to continue with it:Step1: I activated it:   Step2: I set the Symbols:__FPU_P...

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stm32cubeIDE debugger running stm32f769 w/ freeRTOS tasks does not hit hard faults inside the faulty task , but later on scheduler restart , missing the error source info...

Hi all, I am working on stm32f769 project, running freeRTOS task, with stm32cubeIDE(1.7.0) debugger.The debugger does not hit hard faults inside the faulty task , but later, reporting scheduler restart in debug calling stack. That way I completely...

philsax by Associate II
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Resolved! Strange behavior of STM32CubeIDE debugger

When I start the debugger of my program (c++), a function gets called even beforethe debugger halts at first default breakpoint (usually at HAL_Init).The name of this function is getElapsed (returns double, no parameters) and its apublic member funct...

KKase.1 by Associate II
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Resolved! Can't run code without USB connection

Hello, sorry for asking this but I'm new to operating STM32 microcontrollers and the IDE it came with. I wrote a simple code to read the pin state and write to an LED once detected. All runs well on debugging. The problem for me is that when I unplug...

PSzcz.2 by Associate II
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  • 3 replies
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how to use FPU in STM32F407

I am using STM32F407 discovery board which is ARM cortex M-4 based , which comes with FPU.I need to perform some Floating point number and exponent calculations. for that i need to use to FPU to speed up the process.I have have written all the perip...

Chopra.1 by Associate II
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How explain debug data in STM32CubeIDE?

Hi! I am start work with STM32CubeIDE last time and I did not understand:Whay not work elementary function "HAL_GPIO_ReadPin"? Alwais retun "0" but pin state pfisicaly change and change IDR of PORT?Whay in Stop debug mode I see different data in reg...

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Pavel_MN by Associate
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