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 1.20.0 released

We are pleased to announce that STM32CubeCLT 1.20.0 release is available. What is new in 1.20.0: Maintenance of the previous version: Updated in accordance with STM32CubeIDE v2.0.0Update of Clang toolchain version 19.1.6Update of GCC 13.3.rel1Update ...

Aimen1 by ST Employee
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STM32CubeIDE 2.0.0 released

We are pleased to announce that STM32CubeIDE 2.0.0 release is available. STM32CubeIDE is now independent from STM32CubeMX. With this release, device configuration, previously handled within STM32CubeIDE via STM32CubeMX, is now exclusively available t...

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! Change hold time in I2C on Nucleo F401RE

Hello, i am dealing with an i2c issue.I am trying to trasnmit from my NucleoF401RE (as master) to an ESP32 (as slave). I cant make to ESP32 respond the device address. I take some measures off the SDA and SCL signalsI realized that SDA has cero hold ...

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Project using NUCLEO-F411RE and X-NUCLEO-GFX01M2 on MacOS

I have recently bought:- a NUCLEO-F411RE board- a X-NUCLEO-GFX01M2 TFT board I work on Mac.Unfortunatly, TouchGFXDesigner doesn't exist for Mac. So I have installed STM32CubeIDE, STM32CubeProgrammer, and STM32CubeMX on my Mac.I have installed TouchGF...

nbenm by Associate II
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Resolved! f_unlink Bug In FATFS (R0.12c)

Hi everyone,The version of FATFS (R0.12c) included in the latest H7 firmware package has a known bug in the f_unlink function which causes lost clusters on fragmented files of exFAT volumes. This results in the memory filling up, even if all files ar...

PWM Electronic speed control issue, B-G431B-ESC1

Hello everyone,I recently worked with a B-G431B-ESC1 discovery kit with STM32G431CB MCU, and I find a mistake in the code generated by Motor Control Workbench 6.1.2, that made the Electronic speed control feature (the one used in the example of the s...

Labrey by Associate II
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FreeRTOS + SystemClock Behavior

Hello,I am using STM32L4A6VGTxP with CubeIDE and want to create a system with FreeRTOS.However, I am having the following problem when running the system under FreeRTOS while changing the SystemClock.Is there a solution?Configuration・Custom boards us...

ma-hara by Associate II
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  • 4 replies
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Resolved! Erase a group of sectors before programming

Hello,is it possible to add a command in the startup tab of the debug configuration, to erase a group of selected sectors, before programming?For example I want to erase sectors [16..63], but not sectors [0..15].I have only found the "monitor flash m...

CTabo.1 by Senior
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Store variable in EEPROM STM32L011

I am experiencing an issue when I try to store arrays of data in EEPROM. My intention is to define these arrays in code and have the compiler store them in EEPROM memory space.I am using an STM32L011E4 device which has 512 bytes of EEPROM at memory l...

SHDK2000 by Associate II
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STM32H7 DMA_MDATAALIGN_BYTE Error - CubeMX problem

Reference:STM32H7MCU package 1.11.1CubeIDE 1.13.1This is not a new problem but perhaps a new perspective.  I answered regarding this in a previous post but wanted to bring up anew because of the change in tack.The problem is this: After setting up an...

STM32CubeIDE hangs when printf to SWV ITM Data Console

Evaluation board: STM32L476G-EVALA simple program created using FreeRTOS and Configuration: SYS > Debug: Trace Async Sw.FreeRTOS running a single task. The task prints out a line every 1 ms.The single task has the following loop: for (int32_t i = 0;;...

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Garland by Associate
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  • 4 replies
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