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 1.21.0 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 2.1.0 released

We are pleased to announce that STM32CubeIDE 2.1.0 release is available. What is new in 2.1.0: Added support of STM32C5 seriesAdded support of new microcontrollers across the STM32WBA, STM32WL, STM32H5, STM32U3 and STM32F7 seriesAdded support of new ...

Aimen1 by ST Employee
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  • 0 replies
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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...

Chinese characters?

Hello I can enter Chinese characters into the C/C++ editor of STM32CubeIDE ?And how to avoid that already written Chinese character will be interpreted in wrong way in new opened files?i.e. in windows, you can set the non standard character set for ...

LaoMa by Associate III
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  • 2 replies
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How to use STM32CubeIDE to load hex file on target?

I am using an STLINK V3 and STM32CubeIDE V 1.6.0....I would like to load a hex file instead of the debugger .elf file onto the target. I have followed the online steps and created the hex file....Can someone tell me the steps needed to point STM32Cu...

SWenn.1 by Senior III
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  • 4 replies
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STM32F746G-DISCOVERY, STM32CubeIDE, FLASH

Hello! While writing a program for writing data to FLASH, communication with DISCO is disabled. It cannot be recreated. DISCO is unusable. Can you protect yourself against it? greetingsAndrzej

How to make LwIP work with CMSIS_V2 in CubeIDE?

Hi,I have a Nucleo-F439ZI board and I am trying to make a simple application that echoes back a message on a UDP port.When I generate a project using LwIP raw API, I am able to make that happen with a callback function and a PCB.However, as soon as I...

GFeke.1 by Associate
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Resolved! STM32F746G-DISCO, STM32CubeIDE

I want to write to FLASH and read. Why doesn't it record?HAL_FLASH_Unlock(); FLASH_Erase_Sector(FLASH_SECTOR_7, VOLTAGE_RANGE_3); HAL_FLASH_Program(FLASH_TYPEPROGRAM_WORD, FLASH_SECTOR_7, 300); HAL_FLASH_Lock(); set_time = *(__uint32_t*) FLASH_SECTOR...