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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  • 0 replies
  • 4 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...

I2C problem with STM32F103

This STM32F103 project will have a 4x20 LCD, needs two PWM ouptuts, and I2C interface to a Si5351A and several external interrupts. I started developing the interface to the LCD; no problem,then the two PWM's; again no problem but I cannot get the I2...

jark by Associate II
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  • 5 replies
  • 0 kudos

Cubeide 1.3.0 does not open the mcu stm32cube package.

Cubeide 1.3.0 does not open the management of embedded software packages if there is no Internet. Cubeide version 1.1.0 adds the mcu package from the local drive. The computer cannot be connected to the Internet. What can be done?

Misha1 by Associate
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Reset_Handler don't initialize variable at debugging

Hello,I use CubeIDE 1.3.0, STM32F769II.When i debug variable value.I found value having strange value.It always happen when i click "reset chip".Memory address is 0x200012C0.when i start debug. It have 0 value.But when i click "reset chip". 0x200012C...

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hjuns by Associate III
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  • 0 replies
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Resolved! Cannot download CubeIDE

When I try to download STM32CubeIDE from the Site https://my.st.com/content/my_st_com/en/products/development-tools/software-development-tools/stm32-software-development-tools/stm32-ides/stm32cubeide.html#get-software (I press Button "Get Software")...

MKaul.1 by Associate
  • 1839 Views
  • 1 replies
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memory value change after click reset chip

Hello,I use CubeIDE 1.3.0, STM32F769II.When i debug variable value.I found value having strange value.It always happen when i click "reset chip".Memory address is 0x20012C0.when i start debug. It have 0 value.But when i click "reset chip". 0x20012C0...

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hjuns by Associate III
  • 1813 Views
  • 7 replies
  • 0 kudos

cubeide sprintf float error with FreeRTOS

I trying to force some types of floats into string types. When using keil c, there is no problem, but when using Cube IDE, the program jumps to HardFault_Handler. I have allowed to use float with printf from newlib - nano in the tool setting. I only ...

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