STM32 MCUs Embedded software

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

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Getting started with STM32H750VBT6, SDMMC1

Hi, I am trying to move to STM32H750 from STM32F407. To start with I have tried making simple LED blink project and it seems to work.Then I add SDMMC1 and suddenly it started hanging on exiting `static void MX_GPIO_Init(void)`. Any ideas why? Do I ne...

JBond1_0-1768410547333.png JBond1_0-1768412271920.png JBond1_1-1768412281422.png
JBond.1 by Senior
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Resolved! LIN BUS non blocking HAL_LIN_SendBreak?

Hi, HAL_LIN_SendBreak seems to be blocking CPU, is there a way to bring UART TX pin down then wait for timer and bring it up? I have done it making GPIO pin GPIO_MODE_OUTPUT_PP then back to GPIO_MODE_AF_PP but init after takes long time. I was wonder...

JBond.1 by Senior
  • 106 Views
  • 2 replies
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USBX Audio - Speaker does not play true stereo

I am using a UX_Device_Audio2.0-based project on H7. When I play a stereo file (actually dual mono), the right channel plays correctly, but the left channel contains a mix of left + right.When I play mono file, the right channel is much louder while ...

audio by Senior
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  • 5 replies
  • 1 kudos

Resolved! UART output data gets corrupted

So here is the outline of my code. I'm getting data every 5 seconds (example data: "vref:2975.12, voltage_max:30.00, voltage_min:-1219.00,avg_error: 4136.04") via UART and i transmit it again to view it in putty via ST Link (USART3). Problem is some ...

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Program STM32L471 with HAL_FLASH_Program failed

I am migrating from STM32L431 to STM32L471. After migration, the function relating to internal flash writing does not work any more. The problem is when I programmed internal flash with HAL_FLASH_Program(FLASH_TYPEPROGRAM_DOUBLEWORD, address, data), ...

Huiqi by Associate II
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  • 5 replies
  • 1 kudos

Implement WebSocket Protocol on STM32?

Hello,I am currently working on a project with an HTTP server, successfully implemented using FreeRTOS. In this setup, I handle client requests for opening and collecting data from the client side. However, since I need to display real-time data on a...

AS5 by Associate II
  • 3471 Views
  • 11 replies
  • 4 kudos