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...

Can't update ST link

For some reason my I cant update my St link. Issue first came up as debug tool wasnt working properly. Trying again the IDE said no stlink detected when trying to debug the target.    it finds it correctly as shown in the screen shot below (running f...

Screenshot 2024-10-15 204235.png f889c807-880f-4edd-bee5-717aba6eb856.png Screenshot 2024-10-15 204814.png
pingu by Associate
  • 800 Views
  • 2 replies
  • 1 kudos

How to use GIT branching while using STM32cubeIDE?

Hi all,I have a project that has been developed within STM32CubeIDE. I also have a github repository associated with the project. What I now want to do is branch the project to work on some other features. I may want to have two separate projects in ...

CDyer.1 by Senior
  • 3143 Views
  • 10 replies
  • 6 kudos

Stuck in xQueueSemaphoreTake()

Hi,I would like to setup a system with a telnet server and I'm trying to follow this guide: https://controllerstech.com/stm32-ethernet-4-tcp-server/ but unfortunately, upon launch, the system gets stuck at line1438 in queue.c:/* Cannot block if the s...

debug by Associate III
  • 3968 Views
  • 10 replies
  • 0 kudos

Resolved! STM32CubeCLT Build Issue

Hi, I have a server in AWS which I want to use to build and release my firmware. I installed v1.16.0 on my system as well as on the server. I cloned the project on both the systems and build is successful on my system. But, on the server, I am gettin...

SBhon.1 by Associate III
  • 1142 Views
  • 4 replies
  • 0 kudos

Incremental saving

Hi allWhen I work on project, I like to save everything incrementally maybe 3 or 4 time a day just to be safe . And if I do something "crazy", as program goes bigger and bigger, it easy to revert back to an older project name.If I have my project nam...

Dany0 by Associate II
  • 639 Views
  • 2 replies
  • 2 kudos

Resolved! Loading code on STM32U535 vs STM32U545

Hello, we have an STM32CubeIDE project based on the STM32U545. Unfortunately, our first version of PCB's is due to arrive soon populated with the STM32U535 instead, due to parts shortages. My question is, can I use the IDE to load and debug the code ...

CSmit.4 by Associate II
  • 598 Views
  • 1 replies
  • 2 kudos

Resolved! Bug: Annoying GUI Behaviour: Child Windows Disappear

I'm not sure if this is the right forum for this but here goes.When operating with STM32CubeIDE, and doing something that causes a child window to pop up, the window can disappear behind other windows and alt-tab can't find them.  I have to drag othe...

AMacd.1 by Associate III
  • 833 Views
  • 2 replies
  • 0 kudos

Resolved! STM32H573 Debugging in CubeIDE not working

Hi, I'm having issues debugging my custom STM32H573 board.It used to work, before restoring my laptop to factory settings and reinstalling the IDE. I hope someone can help me with the situation, I don't know what fixes to try anymore. Setup: Custom b...

gnarrf95 by Associate
  • 2342 Views
  • 2 replies
  • 3 kudos