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...

STM32CubeIDE hangs at “Performing pre-launch check”

 I'm experiencing an issue when attempting to debug a project in STM32CubeIDE v1.19.0 using a NUCLEO-H753ZI board and ST-LINK V3 (FW: V3J16M9). The debugger appears to hang during the early initialization phase and fails to proceed with device enumer...

bugiii by Associate II
  • 781 Views
  • 4 replies
  • 1 kudos

DMA settings for timer channels in pwm mode

Hello,when enabling DMA for a Timer channel in PWM mode, the transfer direction is set to Memory to Peripheral.This s very questionnable.Is it a deliberate choice or a bug?It does not make sense to select Peripheral to Memory for the DMA channel as i...

zeboss49 by Associate III
  • 56 Views
  • 3 replies
  • 1 kudos

Jumping to random file after pressing Run button

Hello. When I press to Run (Run main.c) button, STM32CubeIDE opens random file, possibly, from current repository, for example: startup_stm32l452xx.s, core_cm4.h etc... Code is loading successful, but this side effect bothers me. I would like to dis...

GeneralTao by Associate II
  • 52175 Views
  • 220 replies
  • 125 kudos

microros agent

I configured FREERTOS on my STM32FT67ZI card with a USART3 device. I started the microROS agent on my PC but the connection is not created and it gives me this message: run micro_ros_agent micro_ros_agent serial --dev /dev/ttyACM2 -b 115200 [17628140...

USER_RG by Associate II
  • 37 Views
  • 0 replies
  • 0 kudos

Undeclared EXTI_0_IRQn & EXTI15_4_IRQn

Post edited by ST moderator to be inline with the community rules for the code sharing. In next time please use </> button to paste your code. Please read this post: How to insert source code. Hello to all, I'm coding a simple project for STM32WL55IC...

Bill_GC by Associate
  • 78 Views
  • 2 replies
  • 2 kudos