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...

HAL_Delay does not work

I built my first board with a STM32F030CC mcu. I downloaded STM32CubeIDE and created a new project. I set PA8 as a GPIO output port.All I want to achive is to enable/disable the LED connected to the PA8 port .My problem is, that HAL_Delay does not wo...

PMind by Associate II
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  • 5 replies
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Resolved! Software download issues

When i "click on this button to validate your email address and start the download of the requested software" there is no links to dowload IDE.

VBelo by Associate
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  • 1 replies
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Why would a default project generated with NO modifications (stm32767ZI eval board) fall into a configASSERT inside xQueueSemaphoreTake()?

The line is in queue.c : configASSERT( !( ( xTaskGetSchedulerState() == taskSCHEDULER_SUSPENDED ) && ( xTicksToWait != 0 ) ) );I selected in th device config: USB_HOST, LWIP, FREERTOS, FATFS, USART1,USART3, USART6, UART7, UART8, ETH and TIM1 for use ...

FBrow by Associate II
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  • 0 replies
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STM32CubeIDE randomly closing

If I leave it alone for at least a few hours it seems to decide to close itself. I haven't worked out that it's any sensible time so possibly a memory leak ?

MikeDB by Lead
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Bug with single wire UART

Hey there,it's no big deal, but rather annoying. If I select one UART to be Half-Duplex the RX pin disappears from the pinout even if I select receive only. It doen't matter if I select RX only or TX only, the RX-pin won't show up again. The generate...

EKoec by Associate II
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