STM32CubeIDE (MCUs)

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...

how to use spl instead of hal for starting F103 project

hello forum,I want to select SPL instead of HAL for a F103 projecthow to do this ?thank you

Resolved! Am using STM32G474 in CubeIDE. Wanted to use TIM20 (Advanced Timer) Channel 1 in the PWM Generation CH1 CHN mode. This option is not available in the IDE. Am I missing something ? Environment: Nucleo-G474RE SM32CubeMX 6.0.1 STMCubeIDE 1.4.2

How to resolve STM32CubeIDE Project imports?

I've been trying to work around an issue of importing/opening projects created with System Workbench and then modifying and recompiling without destroying the original files but it appears there is no easy resolution. No matter whether the project is...

Resolved! Why is there significantly more flash usage in default debug configuration than in release?

I've been playing around with a simple F103 project on CubeIDE and notice that the default debug configuration requires much more flash than the release, 31.64K vs. 15.25K. Why is this?What is the difference in these configurations that creates this ...

Hello, I just installed STM32CubeIDE & tried to build my 1st blinking led with a cheap STM32F030, but, although the .elf was generated, I could not get it to the board -> "localhost:3333: The system tried to join a drive to a directory on a joined drive".

Resolved! On some of the programs I compile using STM32CubeIDE with GCC compiler, I get warning question marks against some of the IDE generated code - indicating that a ';' is missing from the end of the statement. But the ';' is present. Why is this so?

I have attached a picture of the compiled code.

In USB CDC mode " hcdc->TxState = 0" not set to 1 after a few bunches of data transmitted on USB.

In my project i am print my log using printf function and in syscalls.c file i am print my printf log using CDC_Transmit_FS function.__attribute__((weak)) int _write(int file, char *ptr, int len) { CDC_Transmit_FS((uint8_t*) ptr, len); return len...

Resolved! [Solved] How do I reconnect STM32CubeIDE 1.4.0 to online Information Center ?

Hi,I recently booted the IDE but forgot to set my mobile phone as a hot spot. Now IDE looks for Information Center on HDD.

Making variables visible to a header file

Hello,I'm using a STM32CubeIDE.A lot of the in the main.c file is auto generated.For example:UART Handlers, DMA Handlers etc.I also have a header file where I wrote a lot of user custom functions inside a file named: custom.hThe functions in this hea...

How to change a variable value in the "Expressions" window ?

Hello,I'm new to STM32CubeIDE ... and I'm having a lot of trouble.I'm trying to change the value of a variable in the Expressions (or Live Expressions) window and I can't. I can change the values on the screen, but as soon as I “enter�? the value r...