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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STM32CubeIDE 2.1.1 released

We are pleased to announce that the minor version 2.1.1 of STM32CubeIDE is available. What is new in 2.1.1: This release covers the topics listed below: SEGGER J-Link GDB server updated to 9.24 to fix an issue with the Live Expression view during the...

Aimen1 by ST Employee
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STM32CubeCLT 1.21.0 released

We are pleased to announce that STM32CubeCLT 1.21.0 release is available. What is new in 1.21.0: Maintenance of the previous version: Updated in accordance with STM32CubeIDE v2.1.0Update of Clang/LLVM toolchainUpdate of GCC to GCC 14Update of STM32Cu...

Aimen1 by ST Employee
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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...

Having trouble understanding how to copy a project.

For Reference I have used IAR for 10+ years, now migrating to STM32CubeIDE for all future development. For clarity, my issue described below has nothing to do with transitioning from 1 platform to another.My issue is if I copy project A to project B,...

Valid RAM area shows as "????????" in Memory window

Hi,I'm debugging a STM32F765 application using STM32CubeIDE v1.3.1 with ST-Link/V3 debug adapter via OpenOCD.The Memory window shows a gap of 800 RAM bytes in a valid RAM area (see picture below). Any idea what can cause this ?ThanksDave

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dave2012 by Associate III
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Semihosting on the STM32CubeIDE version 1.3

Hi All,I running STM32CubeIDE on Ubuntu mate 20.04 and was wondering if there has been any progress in the area of using Semihosting working on STM32CubeIDE version 1.3 without OpenOCD.I am developing on STM32L073 and would like to get this feature w...

onio by Senior
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STM32CubeIDE Disassembly Error

Hello,i use STM32CubeIDE to program STM32H753 and i now got this error in my disassembly (attached).The Code Piece is attached too.I tried a bit and have seen that the error only occurs when i add the for-loop. Without it, its all ok. When i move the...