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! Toolchain Manager is painfully slow

The Toolchain Manager takes 5–10 minutes to load the toolchain list, even with only a few installed.It happens every first time I open it after launching the IDE.If I close it and reopen it during the same session, it loads instantly.But if I restart...

FPare.1 by Associate II
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  • 1 replies
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STM32CubeIDE - Conflicts that cannot figure out.

Hi I am new to STM32. I am porting a design from NXP's Crossover Processor RT to STM32H7xx. I have a Nucleo H743 eval board that i started using and testing.I have created a new project in Cube IDE V1.18.1, selected H743,  and selected various module...

jawwadh by Associate II
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  • 4 replies
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PDM Interface in STM32 Cube IDE

Hi, I am trying to interface on board microphone in STM32H757I-EVAL. I am trying to use PDM format data. In STM32 Cube IDE, I am trying to configure PE2 as PDM_CLK but it is not listed in the pin configuration. I have attached the image. 

priya_12 by Associate II
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  • 1 replies
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Modbus TX sequence from Nucleo is missing some bytes

Hi all, the Modbus-serial bit sequence my Nucleo_H7A3ZI_Q is generating (as a client) looks good in the console terminal on my computer. However, at an oscilloscope, two of the bytes are missing: the function code 03 and the part of the CRC (cyclic r...

LysAn by Associate III
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Resolved! NetX Duo BSD integration

Has anyone successfully used the BSD addon for netxduo inside CubeIDE?  I followed the instructions at the top of https://learn.microsoft.com/en-us/azure/rtos/netx/netx-bsd/chapter2 (the #define TX_THREAD_EXTENSION_3 int bsd_errno needed a trailing s...

robmilne by Associate III
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  • 10 replies
  • 1 kudos