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! Fail to upgrade with DFU

Hi all,An LED is connected as below.PA1 --- Resistor --- LED --- 3.3VBuild test.bin from source code shown below using STM32CubeIDE. while (1) {  /* USER CODE END WHILE */  /* USER CODE BEGIN 3 */  HAL_GPIO_TogglePin(GPIOA, GPIO_PIN_1);  HAL_Delay(20...

Khira.1 by Associate II
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  • 2 replies
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How can I remove error like 'Waiting for debugger connection... Debugger connected Debugger connection lost. Shutting down...'

Hello,I am generating code using STM32CubeIDE ,but when i start to debug getting error like-"STMicroelectronics ST-LINK GDB server. Version 5.2.3Copyright (c) 2019, STMicroelectronics. All rights reserved.Starting server with the following options:  ...

Mohan1 by Associate III
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  • 5 replies
  • 1 kudos

arm-none-eabi-gdb.exe error when debugging in STM32CubeIDE

Hello,I am getting the error as shown in the attached image when I debug in STM32Cube IDE and debug never starts.When I try to run arm-none-eabi-gdb from terminal I am able to run. I am sure its available in global path but somehow IDE is not able to...

MMeva.1 by Associate II
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  • 3 replies
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Facing strange issue with STM32 IDE

I am facing strange issue with STM32 IDE (Code Generated by Assembly code) C Code:case SET_TIMER: Gst_FlashMemoryData.u8_SetTimerMode = (uint8_t)u16_Display2Info - (uint8_t)START_TIMER_MODE_OFFSET; // START_TIMER_MODE_OFFSET is equal to 8 break;...

HBavi.1 by Associate III
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Resolved! Errors starting STM32CubeIDE in MobaXterm

Existing STM32CubeIDE works great in Ubuntu 16.04 for STM32H747XI6. When I start it in MobaXterm in Windows laptop, I get these errors:./stm32cubeideSWT SessionManagerDBus: Failed to connect to org.gnome.SessionManager: Could not connect: Connection ...

Kman by Associate
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  • 1 replies
  • 0 kudos