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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STM32CubeIDE 2.1.1 released

We are pleased to announce that the minor version 2.1.1 of STM32CubeIDE is available. What is new in 2.1.1: This release covers the topics listed below: SEGGER J-Link GDB server updated to 9.24 to fix an issue with the Live Expression view during the...

Aimen1 by ST Employee
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  • 0 replies
  • 1 kudos

STM32CubeCLT 1.21.0 released

We are pleased to announce that STM32CubeCLT 1.21.0 release is available. What is new in 1.21.0: Maintenance of the previous version: Updated in accordance with STM32CubeIDE v2.1.0Update of Clang/LLVM toolchainUpdate of GCC to GCC 14Update of STM32Cu...

Aimen1 by ST Employee
  • 466 Views
  • 0 replies
  • 0 kudos

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...

Resolved! STM32N657: can't get the debug SWO port to work

Hello, I'm starting a new project with the N657 device.  I can't get the debug SWO port to work. 1- I'm redirecting the putchar to the SWO port: int __io_putchar(int c) { ITM_SendChar(c); // HAL_UART_Transmit(&huart3, (uint8_t *)&ch, 1, 0xFFFF); ...

mattcrc_0-1771307694336.png mattcrc_1-1771307792438.png mattcrc_2-1771307894172.png
matt-crc by Senior III
  • 269 Views
  • 2 replies
  • 1 kudos

NUCLEO-N657X0-Q unable to upload code

I have been trying for hours to upload code to the STM32-N6 and I am simply out of ideas. I only managed to upload debug code to RAM once, then I tried erasing the flash on the PCB using STM32CubeProgrammer (which worked, the standard code is not on ...

D4v1dV4c by Associate II
  • 455 Views
  • 4 replies
  • 1 kudos

Resolved! Outdated information about inclusion of STMCubeMX in IDE

The main website states:"STM32CubeIDE integrates STM32 configuration and project creation functionalities from STM32CubeMX to offer all-in-one tool experience and save installation and development time. "https://www.st.com/en/development-tools/stm32c...

JLodd.1 by Associate II
  • 433 Views
  • 6 replies
  • 3 kudos

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...

Resolved! STM32CubeIde inline assembler error

Previously, I used this delay function in inline assembler in my projects (on Cortex M3, M4): static inline void delay_m4(uint32_t cnt){ asm volatile( "1: SUBS %0,#1" "\n\t" " bne 1b" :"=r" (cnt) : "0" (cnt) ); } Now I'm trying to add this function t...

PBobo.1 by Associate II
  • 225 Views
  • 1 replies
  • 1 kudos

Resolved! Import CubeIDE FW Example into workspace folder

Hello AllI'm working in STMCubeIDE 2.0.0 Windows.I have downloaded STM32Cube_FW_F4_V1.28.0 package and saved it here: C:\Users\marin\STM32Cube\Repository\STM32Cube_FW_F4_V1.28.0I want to use an example and build a project from the example.This LCD ex...

Marinus by Associate
  • 225 Views
  • 2 replies
  • 1 kudos

Use Ceedling for a unit test framework with STM32CubeIDE

I am looking to use Ceedling for a unit test framework and want to use STM32CubeIDE's Unit Test support for running it in the IDE. I have successfully set up Ceedling and am able to run from command line, but it would be nice to at least understand h...

aw_von_0-1718650886705.png
aw_von by Associate II
  • 2108 Views
  • 1 replies
  • 2 kudos