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...

STM32CubeIDE 1.12.0 Debugger Connect Problem

While using STM32CubeIDE I'm having a problem connecting to the device using the ST-LINK GDB server. I receive the following error message:Tried the following to remedy the situation:Erased existing program using STM32CubeProg.Loaded and ran program ...

Resolved! LPTIM STM32G0 How can I install the HAL LPTIM drivers for STM32G0 in the STM32Cube IDE? BR Gilberto

I am using STM32L081CB controller with 128K flash and want to change STM32L081CZ with 192K Flash. I don't find any direct option to change the same in the STMCUBE. I want the entire project remains same including the PIN mapping.

CubeIDE shows negative value for unsigned integer?

Hi,In my live expression, I see my unsigned variables go negative values. For example, when uint8_t type variable is 128 it shows as a -1, if 129 then -2. I don't understand what is wrong. I can see uint8_t in the type column in the live expression. ...

Resolved! Import STM32F3348-Discovery_Demo into STM32CubeIDE

Does anybody have a step-by-step description how to import the STM32F3348-Discovery_Demo project - distributed in the firmware package of the Discovery board - into STM32CubeIDE?

Resolved! NullPointerException in com.st.stm32cube.ide.mcu.toolchain.ui.ToolChainHelper

I get the following exception when I try to debug en.fp-sns-allmems1:!ENTRY org.eclipse.core.jobs 4 2 2023-03-15 11:08:42.955!MESSAGE An internal error occurred during: "Launching SensorTile".!STACK 0java.lang.NullPointerExceptionat com.st.stm32cube....

How to change output directory for managed build

Hi all, i'm facing a very little problem with STM32CubeIde.Everything is ok for build and debug, but the outputs (.elf file, .bin, etc...) are generated in Release and Debug directory at the root of the project.I just want to specify another output d...

Resolved! Please guide me how to simulate my codes inside of STM32cubeide or recommend me best one to use and if there is step by step topic. I appreciate to do not commend "use real one" Thank you in advance

Resolved! STM32L4R9 reset reason flags always 0 (RCC->CSR)

Details:MCU: STM32L4R9ZGJ6IDE: STM32CubeIDE v1.6.1SDK: STM32Cube_FW_L4_V1.14.0Board: Custom PCBHello,I am seeing really strange behavior where bits 31-24 in the RCC->CSR register are usually always 0. I have verified this behavior on two boards. The ...

Resolved! CubeIDE doesn't let me paste. Why?

I'm to using the IDE and attempted to edit my first main.c file...and the paste function doesnt work. CTLR V does nothing and the right click menu has it available but also does nothing.