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 STM32Cube project creation issue

Description In STM32CubeIDE version 1.18.1 and older, after selecting any MCU or MPU when creating a new project, the STM32Cube option becomes greyed out. This means only empty projects can be created, and STM32CubeMX initialization is not available ...

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STM32CubeIDE 1.19.0 released

We are pleased to announce that the release 1.19.0 of STM32CubeIDE is available. What is new in 1.19.0: Microcontroller, microprocessor, and board lists aligned with STM32CubeMX v6.15.0:Added the support for STM32MP21xx microprocessors to the STM32MP...

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...

STM32 not working on custum pcb

Hi,I created a custum PCB based on STM32L431RCT6,The debugger find the MCU and my code transmitted to my stm32 successfully,even variables are shown in debugger live section.But .. stm32 could not do some simple work suck as "blinking a led"using deb...

liliane by Associate II
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  • 10 replies
  • 2 kudos

STM32 GPIO state High After Earsing Microcontroller

Hello everyone,I am using Stm32 controller for motor control and heating control. Universal motor is connected to TRIAC and TRIAC connected to MOC2023. LED of opto coupler is control by GPIO. Now problem is after erasing code from Flash memory , GPIO...

keyur1 by Associate II
  • 915 Views
  • 3 replies
  • 2 kudos

Un readable text in SWV windows

See the image below:As you can see - the cells that has some higher percentage are almost unreadable. It seems to be using the same colors for the 'normal' eclipse debugging table-like features such as Variables, Live Expressions, Expressions, etc.I ...

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DBERG.1 by Associate II
  • 628 Views
  • 1 replies
  • 0 kudos

3 ADCs simultaneous conversion STM32L476RG

I want to use 3 ADCs simultaneously. I am using ADC1 and ADC2 simultaneously and it is working fine. How should I integrate the third ADC so that it can simultaneously sample?Or another way would be to use the another channel of ADC1 or ADC2 but I wa...

AKhot.1 by Senior
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  • 0 replies
  • 0 kudos

Resolved! TIM16 never calls interrupt handler in STM32WLE4

HiI've configured automatically from IOC timer TIM16 as it is more basic timer and I need basic funcionality: do some action on timer interrupt, I use HAL driver, but handler is never called.initialisation is simple:void MX_TIM16_Init(void){/* USER C...

Data with stm32 dma SPI does not flush?

 I'm using HAL with stm32 (H735) and I use SPI5 and SPI4. Both are set up for DMA transfers. The SPI5 works fine and returns data from peripheral to ram. The data out is static, so all good. SPI 4 has changing data out but its not changing. Seems it ...

ulao by Associate III
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  • 1 replies
  • 0 kudos

STM32H745 run two tasks simultaneously

I want to run two tasks simultaneously using STM32H745 Nucelo Board. Since it has two cores I think it should be possible. But how should I implement it? Do I need to use FreeRTOS? Is there any documentation/video which I can use to setup two cores t...

AKhot.1 by Senior
  • 697 Views
  • 1 replies
  • 0 kudos