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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  • 0 replies
  • 5 kudos

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...

OTA Update over serial communication

Hi,I am working on OTA update over serial port communication(UART) How can I achieve this?  How can I trigger the bootloader and download, install the firmware update.  As I am using stm32H563zi.  Can I get any reference for the above scenario.Thanks...

Monika_02 by Associate II
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  • 2 replies
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Having trouble interfacing RGB LED and Gas Sensor

Previously I posted on this forum as I was having trouble converting the gas sensor ADC value to voltage.That problem has since been fixed, although I seem to be running into a new issue where my WS2812 RGB LED won't turn on, and the PuTTy monitor is...

DRicc2_0-1703649644767.png
DRicc.2 by Senior
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  • 1 replies
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STM32F746G Discovery board

In STM32F746G Discovery board product Speifications, it is shown asSupport of a wide choice of Integrated Development Environments (IDEs) including IAR™, Keil®, GCC-based IDEs, and Arm® Mbed™But it has not given whether STM32CubeIDE works with it or ...

Moni by Associate
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  • 1 replies
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Resolved! Problem where fopen() a bitmap file returns "Not enough space"

Hello community, ■Problems occurring:When I tried to open a bitmap file with the fopen function as shown below, I encountered a problem that returned "Not enough space".Do I need to change any settings on the STM32CubeID side?Please help us solve it....

t-oka by Associate III
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  • 10 replies
  • 7 kudos

Resolved! ADC value won't show voltage conversion

Currently in the process of coding an MQ5 gas sensor, right now I was able to get the ADC value to appear on the serial terminal using PuTTy, but for whatever reason the voltage value always produces zero. I tried also changing the formula to have it...

DRicc2_0-1703439555031.png
DRicc.2 by Senior
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  • 2 replies
  • 1 kudos

STM32CubeIDE stops working after waking up on debian/ubuntu

I've had this problem for months now, in Debian 12/13(and Ubuntu 20.04), if I suspend my PC while STM32CubeIDE(1.12 to 1.14, both generic linux and debian versions) is running, when I wake up the PC and log in, STM32CubeIDE is completely freezed, I d...

Tizio1234 by Associate II
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  • 1 replies
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STM32H7 HAL SPI DMA Not receiving data

I'm having a problem using DMA with SPI.Fault is almost certainly me as this is the first time I have used SPI/DMA.  Normally I just wait for SPI to finish, but on this occasion it is taking too long so I need to move the process away from the CPU wa...