STM32 MCUs Embedded software

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HAL_SAI_FlushRxFifo function implementation

On the UM1725, DocID025834 Rev 5, par 57.2.1, pag. 766 A function called HAL_SAI_FlushRxFifo() is contemplated among the "SAI HAL driver additional function list".On the hal driver, this function is declared on the comments but it is not implemented....

raffin by Associate III
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GPIOs under DFU mode are set randomly

Hi​ ST support team,I am using STM32L4 for a developing project. And I recently found that the GPIOs under DFU mode are set very randomly.That means, for most of the boards we produced, for a specific pin, it is set as LOW, but some are set as HIGH. ...

WJi.2 by Associate
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How to switch between MSD and FatFs?

Hi I like to use my small mcu system (stm32f401 with 4bit SDIO and USB-Device) in the follow way:If USB is plugged in -> the system should behave like a msd on a windows machine.If USB is not plugged in -> the system should read the files from the sd...

CFosc by Associate
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STM32F413VGT uart9 baud rate problem

There is a bug to set baud-rate of uart9.If I set it to 9600, it works as 19200.I think it is a problem of driver code.The UART9 and UART10 should use PCLK2 but the code uses PLCK1.Please check below.My environment:Win 10. 1809STM32CubxMX version 5.2...

TKim.11 by Associate
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