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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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
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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...

Resolved! SAI Stereo and Mono number of channels

Hi Community,I'm new to STM32CubeIDE and currently working with the STM32H723Zx in the LQFP144 package. While configuring the SAI1 peripheral, I encountered something that seems counterintuitive.When I set the output mode to Mono, the "Number of Chan...

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Kewin_J by Associate II
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  • 1 replies
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Resolved! Build Analyzer underestimates by 30% Flash memory usage

Hello everybody,I have this project for the STM32F103C8 where the build analyzer of STM32CubeIDE says that only ~57% of flash is used:but while I'm flashing, it shows that the erased sectors are 0 to 56 (out of 63):and also using the STM32Programmer ...

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Valerio3 by Associate II
  • 2115 Views
  • 15 replies
  • 9 kudos

Resolved! Cannot select DMA for data management

Hello,I am currently working on a config file for STM32H723ZGTx (LQFP144). I am setting up ADC1 and want to select "Conversion Data Management Mode" to be DMA one shot instead of regular conversion to DR register. However, I cannot seem to select thi...

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Kewin_J by Associate II
  • 509 Views
  • 1 replies
  • 1 kudos

STM32H757 dual core debugging issue

The last couple of months I have been developing on an STM32H757I-EVAL board. Programming and debugging (multi-core) works reasonably well; although sometimes I need to re-power the board.During the last weeks, we transitioned from the EVAL board to ...

MiNe by Associate
  • 627 Views
  • 2 replies
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Can't break at Cortex®-M4 address on STM32H7 dual core.

Hi All,I am using STM32H747IDISCO kit.I load example project HSEM_COreSync into STM32CubeIDE(version 1.18.1) , and set a breakpoint at"BSP_LED_On(LED3);" line in main function on Cortex®-M4 side. And I start debug, but break doesn't occur.I recognize...

Paco by Associate III
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  • 2 replies
  • 0 kudos