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...

Hello- New to ST32 and the IDE, and re-learning C as well. I am trying to work an example using I2C for a 2 line by 16 digit LCD. When I compile (build) I get 4 errors, need to help if you would. 1st time poster....

error: 'for' loop initial declarations are only allowed in C99 or C11 mode 223 |  for(uint8_t i=0; i<offset;i++) error: 'for' loop initial declarations are only allowed in C99 or C11 mode 234 |  for(uint8_t i=0; i<offset;i++)error: 'for' loop initial...

SScot.3 by Associate II
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Filed to start GDB server

I am using two NUCLEO-H745ZI-Q board . I want two debug window at time.Because i want loopbacking of spi. One board is work as MASTER and another board is worked as SLAVE. Master file is open from STMcubeIDE 1.6.1 version and slave project file ope...

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MDeva.1 by Associate II
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Resolved! STM32F733xx SPI DMA transfer issue.

I've built a custom system using the STM32F733xx and an external ADC (TI ADS8588S) connected over SPI. I have verified that the system works consistently using the STM32 HAL L0_V1.2.8 when transferring data via the blocking/polling method. However, w...

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Grundyoso by Associate II
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Resolved! Is there a way to set argc/argv when remote debugging?

Some remote debugging tools (Arm's DS-5 semihosting) allow setting arguments to main(). I'm unable to figure out the steps do this with stlink + gdb remote targeting because it doesn't support "run", only "continue". Is there a way to do this with a ...