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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STM32CubeIDE 2.1.1 released

We are pleased to announce that the minor version 2.1.1 of STM32CubeIDE is available. What is new in 2.1.1: This release covers the topics listed below: SEGGER J-Link GDB server updated to 9.24 to fix an issue with the Live Expression view during the...

Aimen1 by ST Employee
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STM32CubeCLT 1.21.0 released

We are pleased to announce that STM32CubeCLT 1.21.0 release is available. What is new in 1.21.0: Maintenance of the previous version: Updated in accordance with STM32CubeIDE v2.1.0Update of Clang/LLVM toolchainUpdate of GCC to GCC 14Update of STM32Cu...

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! Half real baud rate vs. configured

I used STM32CubeIDE on a Nucleo-L073RZ board to, using LL for everything, configure USART1 to19200 bauds,8N1,oversampling=16x,In IOC file Clock Configuration,"USART1 Source Mux" shows 32MHz, from PCLK2,which is the same as all bus clocks & sysclockTh...

SKled.1 by Senior II
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  • 7 replies
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SWV configure trace

Hey everyone ! I was trying to plot a graph, chose SWV Data Trace Timeline, but the moment I click on Configure Trace, it shows nothing, I was hoping if somebody could tell me where I have mistaken or is there something I am really missing out. Thank...

Resolved! edit paths in CPU GCC

(apologies for posting twice, i posted in another STM community by mistake and someone provided an answer: https://community.st.com/t5/other-software/mcu-gcc-path/m-p/570320)HelloI am trying to save memory by keeping the system headers (paths are sho...

paths.png
sgabran by Associate III
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  • 2 replies
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Resolved! Cannot edit middleware header files

Hi,I'm following the LoRaWAN with STM32 Getting Started series on youtube and stuck with Part 6 - Low power modes. I need to change the "DEFAULT_TX_POWER" to TX_POWER_11 to work with the X-NUCLEO-LPM01A Shield.I'm unable to make any changes to the re...

ollyole by Associate
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  • 2 replies
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X-CUBE-CLASSB-U5 Integration with STM32U575zit6q

Hi Support team;I am using STM32U575-ZIT6Q for my project. I need to integrate X-CUBE-CLASSB-U5(STL) library in my project. I download library and try run example available in library.STM32Expansion_CLASSB_U5_V4.0.0\Firmware\Projects\NUCLEO-U575ZI-Q\...

JShah7_0-1687850262003.png
JShah.7 by Associate III
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STM32 bug when running

Hi,I am working on a STM32 using STM32CubeIDE. I have a problem, when I'm running my code in debug mode I haven't the result I want to have on a part of this one. But when I am running it in debug mode step by step it's working. I don't have any expl...

PierreGS by Associate
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  • 1 replies
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Resolved! Only receive one byte of string in UART

I am not able to receive the full string in the RDR resgister. eg. If I am transmitting "hello" I am receiving only "h". How to get a full string? Can anyone please help? uint8_t Temp;  while( !( USART2->ISR & USART_ISR_RXNE ) ) {   Temp = USART2->RD...

AKhot.1 by Senior
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  • 3 replies
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how to convert ADC to DAC

Hello everyone! after working with ADC, the next challenge that I am facing is, how do I convert my ADC output to DAC. I hereby attach my code in text file, Hoping for a positive response, Thank you 

I2C pins

Hello,I used STM32L031K6 Nucleo board.When I Enable I2C it select by default PA10(SDA) & PA9(SCL) pins for Communication it not work, Then I change Pins for I2C PB7(SDA) & PB6(SCL) it work well.so any additional configurations need for use PA10 & PA9...

I2C Config.png
Rushit by Associate II
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  • 4 replies
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