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 1.19.0 released

We are pleased to announce that the release 1.19.0 of STM32CubeCLT is available. What is new in 1.19.0: Support for ST Arm Clang toolchainMaintenance of the previous versionUpdated in accordance with STM32CubeIDE v1.19.0 Main fixed issues in 1.19.0: ...

Resolved! [Resolved] STM32CubeIDE project creation issue

Updated post to reflect permanent fix Dear STM32CubeIDE user, Further to the recent STM32CubeIDE project creation issue, we would like to inform you that a solution is now available for you. This permanent fix applies to all STM32CubeIDE versions. I...

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...

STM32H7A3RIT6 Voltage reference buffer (VREFBUF)

STM32H7A3RIT6 Voltage reference buffer (VREFBUF) I’m using        HAL_SYSCFG_EnableVREFBUF();  HAL_SYSCFG_VREFBUF_VoltageScalingConfig(SYSCFG_VREFBUF_VOLTAGE_SCALE0);To select internal vref 2/5 voltBut it seems that the ADC takes the voltage of 3.3 w...

hroze.1 by Associate II
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  • 6 replies
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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
  • 3202 Views
  • 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
  • 964 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 ...

hnCeM.png
DBERG.1 by Associate III
  • 670 Views
  • 1 replies
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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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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...