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...

SWV ITM (printf) - sometimes works, sometimes not

Hi,i got quite some difficulties, having this run in a reliable way on a NUCLEO G431KBT6.It more often does not work, as it would work. It often just wouldnt print anything (But it had before, without issues!). Sometimes the swv debugger couldnt be e...

Tobe by Senior III
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  • 8 replies
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FATFS +SDIO and Free RTOS / FR NOT READY issue

Hai all,I am using ST Discovery Board (STM32f407) for SDIO based SD card interfacing and using Free RTOS.Here I already verified that SDIO with FatFs functions are working without Free RTOS.But whenever we enable free RTOS, that moment onwards FatFs ...

Abin by Associate III
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  • 2 replies
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Resolved! Failed to evaluate expression

I have tow arrays one named adcData[] that is adc input buffer and Xbuf[] that is output buffer. Now i am calculating some paramaters... But when i use my debuger and Live variables, i get only adcData[] and Xbuf[] is "Failed to evaluate expression"....

Miha by Associate II
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  • 3 replies
  • 1 kudos

Resolved! StmCube Ide 1.16 cannot use for debugging STM32L5

I just try using Nucleo L522ZE-Q and compile example codeafter i debug it, somehow it cannot write the file to the flashand the trace is not set properlyafter i downgrade the IDE using 1.14 it can work properly noplease fix the new IDE, i didn't want...

Azwar by Associate
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  • 2 replies
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Resolved! SPI configuration

Good morning,I'm new to using the STM32. I have a Nucleo H755ZI-Q development kit.I need to write a command to SPI port type 0xfcd8000 or 0xfcb85b0 or 0x12000000. The max frame can be 32 bits.On the oscilloscope, I do have an SPI frame, but I always ...

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