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...

Stm3210C- Eval CAN1 not working (Hard Fault)

I have been wanting to use Hal_CAN library and everytime I use HAL_CAN_AddTxMessage using cube IDE I get an Hard fault. So if anyone has a good CAN bus transmission and recieve Example that would be really helpful.

ASing.11 by Associate II
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how can I manage my code with cubeIDE

I'm a beginner using stm32 and cubeIDE. I find that having all the setup and functions in one file is a little annoying to navigate - is there a way I can put my functions in a different file, for example? Or what are some way of managing large progr...

deep_rune by Associate III
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Difference between STM32CubeIDE and KEIL

I'm using STM32F103RB with I2C to access BMP280. WIth KEIL the program worked well,But with STM32cubeIDE I got the I2C bus busy always. Could anyone tell me what is wrong?The projects files are attched.

DDong.2 by Associate II
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Hi guys, unfortunately, I did something that I can not spot in my project and it is not compiling anymore. cubmixIDE is saying that: "undefined reference to `HAL_UART_Transmit'" anytime I'm using `HAL_UART_Transmit'.

as people told me, i looked on "makefile" vs last version "makefile" to see any change but i couldnt spot one.I did all necessary "#incuded" on top of the class.I'v attached the problematic part:#include "main.h" #include <string.h> #include <stdboo...

Gbasi.1 by Associate II
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Workaround for GCC LTO Bug

Unfortunately there is a bug regarding the LTO option since GCC 7 until at least GCC 9: https://bugs.launchpad.net/gcc-arm-embedded/+bug/1747966Can you please consider applying the workaround described there?I.e. in the generated Makefile the startup...

jirre.1 by Associate II
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