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...

A memory hole! what does this mean?

Dear experts,I'm debugging a program on STM32H753 in Atollic TS 9.3 and see something weird.It looks like unreadable hole in D1 RAM from 0x24013880 to 0x24013BAFIs this artifact of the Atollic's debugger, or???The chip runs at 400 MHz

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Pavel A. by Super User
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How to obtain the dwarf2 file to simulate with proteus isis

Hi all, I'm trying to simulate a project made in STM32Cube IDE for an STM32F103C6 in proteus ISIS but for debug purposes labcenter's people says that I need the .elf file and the dwarf2 file (both of them in the same folder), then I' found that GCC f...

VRami.1 by Associate III
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  • 2 replies
  • 1 kudos

Hello, I am trying to program STM32F103 MCU barebone. I attached it to LQFP 48 adaptor and made connections to Vcc, GND and clock as in Bluepill module. Using STMCUBE IDE For controlling RGB LED, the code has been debugged and unable to flash.

Error: Info : clock speed 1800 kHzError: init mode failed (unable to connect to the target)in procedure 'init' in procedure 'ocd_bouncer'I set high freq clock as ceramic resonator (used 8Mhz clock chipset) and with STLINK V2 debugger. Please let me k...

NU.2 by Associate
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Error while flashing GPIO_EXTI program on STM32F746ZG board

Not able to flash GPIO_EXTI program on STM32F746ZG board using CubeIDE toolSource code : https://github.com/STMicroelectronics/STM32CubeF7/tree/master/Projects/STM32F746ZG-Nucleo/Examples/GPIO/GPIO_EXTIEnvironment : Ubuntu 18.04.4 LTSCube IDE : STM32...

DV.3 by Associate
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Problem Testing System Timer on STM32CubeIDE

Hello,I am trying to step through the How To guide for bringing up a board in the TouchGFX documentation. During "Step 2. CPU Running" I ran into an issue with the step that tests the system timer. I was able to execute the first test regarding the c...

Sayali by Associate II
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  • 2 replies
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CubeIDE + Linux + stm32vldiscovery pipeline doesn't work

Hi All!I'm trying to flash my first project to stm32vldiscovery using CubeIDE under Linux (ubuntu 18.04). I tried different debug configuration, but I didn't meet success. I saw different errors such as "Target unknown error 27" or just "Failed to st...