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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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...

CAN1 communication doesnt work

Hi I'm very new in working with CAN-bus. My project involves two stm32 boards (both are nucleo-l433rc-p) and I want to get CAN-bus communication between them. The code is supposed to make a build in LED blink each time the blue button on the main nuc...

Mr4_1-1708681676633.png Mr4_2-1708681748704.png Mr4_3-1708681789418.png Mr4_4-1708681846276.png
Mr4 by Associate III
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  • 2 replies
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Resolved! STM32CubeIDE Version: 1.15.0 Update and Login Problem

Hello The STM32CubeIDE Version: 1.15.0 doesn't create the code for me because I can't login in the software persistently can't connect to the internet. I followed some advice found on this community thread https://community.st.com/t5/stm32cubeide-mcu...

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AntoR by Associate III
  • 998 Views
  • 2 replies
  • 2 kudos

Hardfault handler infinite loop

Hello, I am currently using a Nucleo F446RE board and i am facing problem while trying to read an analog pin using ADC functions. When i start running or debugging the project, i immediately fall down into Hardfault_handler function. I don't know wha...

Erwan03 by Associate III
  • 1920 Views
  • 5 replies
  • 1 kudos

Resolved! problem in compilations

Hello,I have imported existing project to cubt ide version 1.5.below is the problem i am facing.Problem running CDT Scanner Discovery provider com.st.stm32cube.ide.mcu.toolchain.armnone.setup.CrossBuiltinSpecsDetectorError serializing language settin...

vrund by Associate II
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  • 5 replies
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Resolved! API is not coming up outside of the function body

Hi,I am trying to add HAL_I2C_Mem_Read into my application. However, when I write the API in the region below, it is not auto filled, I can not use the API. On the other hand, when I add the API inside the above function it works.How can I fix this ?...

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demir by Senior II
  • 964 Views
  • 3 replies
  • 1 kudos

Resolved! Undefined Reference

Hi,    I am using STM controller(STML031K6) first time and I have successfully run led program now I want to use timer (interrupt basis) but facing issues(undefined reference).      main.c /* USER CODE BEGIN Header */ /** ***************************...

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Bootloader in STM32H753

Hi Team, I am trying to add a Secondary/custom bootloader in SBSFU. But not able to figure it out how to do it. I changed memory for active slot area and used the same area for custom bootloader in both linker file of both SBSFU and custom bootloader...