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 1.19.0 released

We are pleased to announce that the release 1.19.0 of STM32CubeCLT is available. What is new in 1.19.0: Support for ST Arm Clang toolchainMaintenance of the previous versionUpdated in accordance with STM32CubeIDE v1.19.0 Main fixed issues in 1.19.0: ...

Resolved! [Resolved] STM32CubeIDE project creation issue

Updated post to reflect permanent fix Dear STM32CubeIDE user, Further to the recent STM32CubeIDE project creation issue, we would like to inform you that a solution is now available for you. This permanent fix applies to all STM32CubeIDE versions. I...

STM32CubeIDE 1.19.0 released

We are pleased to announce that the release 1.19.0 of STM32CubeIDE is available. What is new in 1.19.0: Microcontroller, microprocessor, and board lists aligned with STM32CubeMX v6.15.0:Added the support for STM32MP21xx microprocessors to the STM32MP...

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...

Setup stm32cubeide on mac

I have tried many times to download installer, but each time mac says like 'this is a unverified source you can't open it'. Can you help me to overcome this trouble?

ky1 by Associate
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can't decrease SPI baud rate

Hİ, i use energy meter ic name is atm90e26 which communicates over SPI and UART. I prefer SPI in my project. But there is a problem about baud rate. Max baudRate of energymeter is 160k bit. Minimum baudRate of stm32g491 is 664k bit at 170Mhz Clock fr...

yasin by Associate
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Lab 7 for STM32C031C6T6

In Lab 7 at time 17:28 it refers to moving startup code from FLASH to RAM. This is to use RAM for some of the initialization and callback routine. It says to write the following script "After */Drivers/*(.text*) define for initialization - line 74*ma...

hwood1 by Associate
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NucleoG474RE CAN Receive buffers not receiving any values

I am trying to transmit and receive values from a Sensor connected to NucleoG474RE. The Sensor works with an extended ID (29 bits). I flashed my program onto the board and I am not able to see any return values on my RxData on my debug session of STM...

swedha44 by Associate
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newlib/malloc locking mechanism to be thread-safe

Several users have over the years rightfully complained about newlib/malloc not being thread-safe. This problem does not present itself until the code is executed on target and is quite difficult to debug.Below we will show a solution for this, but f...

STM32CubeIDE Multi-Threaded support

The STM32CubeIDE does not always correctly generate/regenerate the Multi-Threaded support code and ThreadSafe folder.I noticed this when converting an existing project to use FreeRTOS. After experimenting, it seems that if the project contains virtua...

DRega.1 by Associate III
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Resolved! Cannot connect to Nucleo 144 using ST-LINK

I've installed STM32CubeIDE and the ST-LINK/V2-1 driver. I'm attempting to connect to a Nucleo U5A5ZJ-Q board.When I try to run example code I receive the message: "No ST-LINK detected..."I have removed the jumper on CN4 as instructed if using Nucleo...

STM32CubeIDE debugger skips all breakpoints. (SOLVED)

Hello! I am using STM32CubeIDE Version 1.12.1 and the HAL library with a NUCLEO-F103RB.During debugging the integrated STM32CubeIDE debugger pauses at the first command, in my case at HAL_Init(), but then skips all other breakpoints. The menu option ...

Kmax18 by Senior II
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