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...

Resolved! token pasting errors

I am trying to do token pasting to defined macros but it fails using this platform. main.h contains the definitions and the other file is my tokenpasting attempt getting errors but it works on netbeans

VNdir.1 by Associate II
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How to see core utilization in stm32 cubeide?

I am using STM32L452RC for my project. I need to know the core utilization that is similar to how we see in the task manager. I need to know this, since I want to see the difference in the utilization with and without involving DMA. I need to verify ...

RAnan.3 by Associate III
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  • 5 replies
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STM32CubeIde freezes if a lot of data is SWV traced

HiI trace (or I try) uint32 variable (counter increased by the HOST USB interrupt) to trace MSC class problems (BTW many bugs in HAL USB Host library). I receive about 2 million traces in about 80 seconds. The problem is that eclipse if freezing and ...

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pj_stm by Associate III
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  • 3 replies
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Resolved! How to debug mbed cpp program and make values visible

Hello. I am currently debugging an mbed cpp program in cubeIDE and trying to visualize the contents of variables. I was able to import from mbed to cubeIDE on my own. When I place a breakpoint on the variable I want to know about, I get the result [N...

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hsanr.1 by Associate II
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Resolved! [USB Host] Keyboard Output Report - How to control the 3 LEDs? (NumLock, Caps Lock and Scroll Lock status)

Could anyone tell how to add this functionality in the USB Host library for STM32CubeIDE?I found this:u8 c=3;   USBH_StatusTypeDef res = USBH_BUSY;   do { res=USBH_Set_Report(&USB_OTG_Host_Hnd,&USB_Host,0x02,0x00,0x01,&c); } while(res != USBH_OK);Sou...

by Not applicable
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Nucleo F746 - LwIP / TCP Server

I have managed to get LwIP working and my Nucleo can be pinged and discovered via IP scanner tool. I want to get TCP/IP server working and I saw there are some files called TCP inside LwIP Library I just can get my head around it. But I have used TCP...

KPovs.1 by Associate II
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  • 1 replies
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