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LS · 2023-07-24

Hi,I'm giving the firsts steps in this world and I'm trying to configure SPI in one STM32F407 discovery kit.I'm using GPIOB pins 12, 13, 14 and 15 as Alternate Function to handle the SPI2 interface.The point is, in the instant that I change the confi...

LS · 2023-07-25

Thanks for your hints @TDK .Indeed, I'm configuring the AF of GPIO pins for SPI2 before calling the SPI Init routine, to me this make sense.I'm not using HAL, I configure the respective registers of the chip step by step, I think this way is better t...

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STM32F407 - SPI pins output pulse when changing configuration to Alternate Function

Re: STM32F407 - SPI pins output pulse when changing configuration to Alternate Function