STM32 MCUs Embedded software

Ask questions and find answers on STM32Cube packages, including HAL, LL and middleware, and expansion software.

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Accurate timing of events - SPI DMA

In the above image (logic analyzer) , SPI in DMA was supposed to start at the end of high on the second signal, but it starts a bit later. (3rd signal CS of SPI, 4th signal SCLK)And the SPI was to supposed to be active at every period (the first sign...

sreyas40_0-1762943386543.png sreyas40_1-1762943518981.png sreyas40_2-1762943888502.png

STM32U073 LPUART not waking from STOP2

Hello,I'm working on a low power project using STM32U073 with FreeRTOS, LPUART2 and LPTIM1.To achieve the lowest system power possible I am trying to use STOP2 for when the system is idle.Currently I have LPTIM1 releasing a semaphore every 1 second w...

USB PD enable display port [STM32N6 - SNK]

* board - STM32N6570-DK*  using STM Cube 1.19.0* Example - USBPD_SNK Goal - to enable Display port Problem - is i'm getting stuck with the current example.  It gets stuck at SVDM_deiscovery_identity part.  Which in that packet i should be able to sta...

PD_Example_results.png

G4 vs H5 speed

Hi,We are running a crypto key generation library on both an STM32G474 (170MHz) and an STM32H563 (240MHz).Over about 80 runs, the average generation time is around 12 seconds for the H5 and 38 seconds for the G4.These times are fine for our applicati...

JimJW by Visitor
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HAL functions using archaic terms - why?

Hi, I am compiling the STM32U0 HAL library and I get errors like this one:/Users/kiwanda/techniek/swexternals/STM32/HAL/Libraries/STM32U0xx_HAL_Driver/Inc/stm32u0xx_ll_comp.h: In function 'uint32_t LL_COMP_GetCommonWindowMode(const COMP_Common_TypeDe...

zephyr stm32u5g9j-dk2 adc not function

Hello, I am using the Zephyr operating system with the STM32U5G9J-DK2 hardware. I intend to collect voltage data using the ADC, but so far, no progress has been made. Here are the steps I have taken: I used the zephyr\samples\drivers\adc\adc_sequenc...

devin-hu by Associate II
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USB PD (UCPD) on STM32H562

Hi,I´ve problems getting UCPD running on a STM32H563. With STM32G0 I´ve alraedy realized a lot of such projects with UCPD. Hence I suggest, that it maybe is a problem of the DMA which is much more complicated to configure on the H5. Is there any info...

AWack by Associate III
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  • 4 replies
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