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.

cancel
Showing results for 
Search instead for 
Did you mean: 

Forum Posts

STM32CubeIDE STM32Cube project creation issue

Description In STM32CubeIDE version 1.18.1 and older, after selecting any MCU or MPU when creating a new project, the STM32Cube option becomes greyed out. This means only empty projects can be created, and STM32CubeMX initialization is not available ...

SemerCHERNI_0-1752684873535.jpeg

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 randomly closing

If I leave it alone for at least a few hours it seems to decide to close itself. I haven't worked out that it's any sensible time so possibly a memory leak ?

MikeDB by Lead
  • 448 Views
  • 0 replies
  • 0 kudos

Bug with single wire UART

Hey there,it's no big deal, but rather annoying. If I select one UART to be Half-Duplex the RX pin disappears from the pinout even if I select receive only. It doen't matter if I select RX only or TX only, the RX-pin won't show up again. The generate...

EKoec by Associate II
  • 641 Views
  • 0 replies
  • 0 kudos

Resolved! Printf with float produces random output

No matter what I try, something as simple as printf("%f\n", 0.0) or printf("%f\n, 3.14159265359 for some reason produces a text string representing a negative, extremely long and seemingly random number. Opening project-settings on C/C++ Build -> Set...