STM32 MCUs Embedded software

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

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My board has two I2S interfaces, but the DMA controllers are only connected to one of them. Should I use the DMA for audio in, or for audio out?

I thought I had checked everything about the F767ZI Nucleo-144 and its pin availabilities. Unfortunately I overlooked that I2S_A is the only one whose peripheral pins are connected to the SPI_RX and SPI_TX regs for DMA streams.This means that for my ...

NNagy.1 by Senior
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USB CDC ON F303 NUCLEO and L152 DISCOVERY

Hello ,My question is not detecting COM PORT on PC,Why?I have done my project like this.1. Genrated cubmx project for STM32F303RE Nucleo board for USB CDC.2.After that installed driver for virtual com port from ST Site.3.I burn the code in board.4.I ...

AkshayB by Associate
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Resolved! STM32H7 HRTIM in capture mode with 2 events: is the HAL really this non intuitive and wasteful?

One can use STMCubeMx to configure the hrtim in capture mode based on 2 events. In my case, I'm using TIMER_A capturing event 1 & 6 and timer_B capturing events 2 and 7.I can see the generated code's MX_HRTIM_Init() configuring everything correctly, ...

RMart.0 by Associate III
  • 1322 Views
  • 1 replies
  • 1 kudos

B-L475E Azure example

Has anyone gotten the B-L475E-IOT01 board azure sample to build properly. I noticed that it is not set up to do any PostBuild processing. I took the Postbuild step from the F413 board example and put it into the project. It's failing with prepar...

SBade.1 by Associate II
  • 688 Views
  • 1 replies
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FreeRTOS + Lwip, transmit gets BLOCKED

Hello,I have STM32F407 running FreeRTOS + Lwip (netconn). I have several tasks. Only one Task1 is transmitting continously small packets (85 bytes) every 5 miliseconds on ethernet.Transmitting is randomly paused for a long time (cca 1-2 sec) then it ...

MJAN by Associate
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  • 0 replies
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freertos startup failure

Hello, I am using NUCLEO-STM32F429ZI and FREERTOS (V1). I get board working in ide environment with 3 tasks, but I didn't use Timer to replace SysTickHandler(). After disconnect programming cable and power on my board, the program can't start up be...

yang hong by Associate III
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