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...

Resolved! No ETH Connectivity Option for STM32F779

I cannot find the ETH connectivity option in the Pinout & Configuration window. It is listed as an option in the datasheet, and pins are given for the various MII options. What can I do to configure the MCU with a RMII interface to an external PHY ch...

jcGTRI_0-1740070191837.png jcGTRI_1-1740070353410.png
jcGTRI by Associate
  • 424 Views
  • 3 replies
  • 1 kudos

Resolved! if-block brace ignored...why?

Hi guysIn the picture, you can see a code fragment in debugging mode. You also may see, that the controller is forced to stop at line 476, the if statement.Now the problem: I want to enter the if-branch, if the function returns with the READY typedef...

White_Fox by Associate III
  • 825 Views
  • 4 replies
  • 1 kudos

STM32CubeIDE .cproject vs CMake files

Hello,I've started working with CMake in STM32CubeIDE: STM32CubeIDE Version: 1.17.0 Build: 23558_20241125_2245 (UTC) (C) 2024 STMicroelectronics ALL RIGHTS RESERVED Everything works perfectly, and I can compile without any issues.However, I'm not s...

Source Format function bug?

HelloI setup the IDE with the code format that I wanted under project preferences. Then I right click on the source code (*.c .h or dir), then get the context menu and select "Source"->"format.  This seems to reformat the code  as expected, but shoul...

matt-crc by Senior II
  • 394 Views
  • 4 replies
  • 0 kudos

Changing CubeIDE Comment Color

Hi,I'm using STM32CubeIDE with the Dark theme and Default colors and fonts, and I can barely read the comments with the gray on gray color scheme (pictured below).  How can I change the color of the commented/inactive code sections?  I've gone throug...

Screenshot 2024-06-19 120600.png
hypoxic by Associate II
  • 2946 Views
  • 3 replies
  • 6 kudos

Resolved! RE: Cannot connect to STM32 target to erase memory

Hello!New to the STM controllers, failed to realize that PA13 was necessary to connect the debugger and was quite dismayed to realize my mistake after looking to program it as a GPIO. I have tried connecting with the IDE and Programmer alike, both wi...

nc_dummy_0-1739921936807.png
nc_dummy by Associate II
  • 410 Views
  • 3 replies
  • 0 kudos

Resolved! i can't log in myST

This is the first time I use STM32cubeIDE ver 1.15.1 . While using it, there are a few operations that need to be logged in. I already have an account in the practice room at school, but when I log in on my personal laptop, I see a box. "Authenticati...

Screenshot 2024-05-14 171838.png
dnht by Associate
  • 5864 Views
  • 14 replies
  • 12 kudos

Resolved! elf has a LOAD segment with RWX permissions w/ Optimization

I upgraded my MacBook computer and installed the latest STM32CubeIDE 1.17 like many other people reporting the new warning that has appeared with the 12.3 toolchain.  I have an STM32F413 project I have been working on for a few years which uses an RT...

tlsvd by Associate II
  • 1038 Views
  • 5 replies
  • 3 kudos

STM32Cube IDE problem flashing the code

Hi, I'm able to build the project and generate the hex file. Out of sudden i'm not able to flash my board using STLink v2 neither i'm able to enter into debugging mode. Using STM32CubeProgrammer i'm able to flash the board but i want to enter into de...

ape07_0-1739940858190.png
ape07 by Associate
  • 375 Views
  • 2 replies
  • 0 kudos