STM32CubeIDE (MCUs)

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...

Resolved! NUCLEO-H745: Testing interrupt on user button works in debug, not when programmed?

Hi all,I followed the tutorial "STM32CubeIDE basics - 04 EXTI HAL lab" video. I put the code in the CM4 core in my dual core NUCLEO-H745. I had an LED blinking in each core and that worked. I just added the interrupt stuff according to the tutorial v...

LWIP SNTP, what does it actually do?

I am looking in to implimenting a SNTP client on an embedded board, I am using the STM32CubeIDE so its a checkbox to enable SNTP, but I can find no documentation or examples on what you do from there.I can see functions to enable/disable SNTP, but no...

4K resolution screens: CubeIDE Device configuration tool too small to read

Hi,Almost 4 years ago Imen DAHMEN (ST Employee) promised us to address the 4K displaying problem using CubeMX. It was (IMHO) never solved, I was working with the Windows compatibility mode instead, which solved some part of the problem, but some fiel...

SDIO stopped working after upgrading CubeIDE from 1.10.1 to 1.12.0 CPU is STM32F407VGT6 SDIO mode is SD 4bit Wide Bus FatFs unused Error in HAL_SD_ConfigWideBusOperation(&hsd, SDIO_BUS_WIDE_4B)

Code not being flashed to STM32F746G-Discovery board using STM32CubeIDE

I am currently facing an issue while programming the STM32F746G-Discovery board using STM32CubeIDE. I have created a project using the default-generated settings and made a small modification in the GPIO configuration to set PI2 (D8) to a high output...

STM32CubeIDE crashes when trying to create a new project

Hi,every time I try to create a new project by clicking on "Create a new STM32 project" or "Create a new STM32project from an existing STM32CubeMX configuration file" STM32CubeIDE crashes abruptly. After a few tries I caught the error message with a ...

Resolved! How to use a Union to access and change the bits?

My header file:typedef union { struct { uint8_t u_bit1:1; uint8_t u_bit2:1; uint8_t u_bit3:1; uint8_t u_bit4:1; uint8_t u_bit5:1; uint8_t u_bit6:1; uint8_t u_bit7:1; uint8_t u_bit8:1; } bits;} u_serialSequenceBits;My .c file...

After restart device UART_3 printing some rubbish ţ˙ţţţţţţţţüţüüüüüüüüüüüüüüüüüü

Dear,Microcontroler STM32H742 (stm32CubeIDE)When i plug out and plug in device, this printing on UART_3:ţ˙ţţţţţţţţüţüüüüüüüüüüüüüüüüüüor:ţNVT: FF FE FEţţ{FF}i this problem was not watched on same device with stm32F205(Rowley crossworks).I clear all b...

I want to discard unused sections using -gc-sections and -ldo, but I can't find where to do that in the environment. The version of STM32cubeIDE I'm working with is 1.12.1, Any help would be greatly appreciated.

how to disable console log in cube ide?

Hiin debug mode I have added some variable in variables in "live expressions" window. So while the target is running the content of my variables are read out periodically. Now the console window prints out in a loop some thing like: ....Read 1 bytes ...