Bug STM32F427VGT6 SDIO 4bit mode doesn't work

[vekli]

STM32Cube FW_F4 V1.28

STM32CubeMX 6.11.1

file main.c line 209 function static void MX_SDIO_SD_Init(void)

hsd.Init.BusWide = SDIO_BUS_WIDE_4B;

fix

 hsd.Init.BusWide = SDIO_BUS_WIDE_1B;

Related post.

https://community.st.com/t5/stm32cubemx-mcus/sdio-interface-not-working-in-4bits-with-stm32f4-firmware/td-p/591776

[mƎALLEm]

Hello,

Your comment is not clear. Do you mean that the solution proposed solution in https://community.st.com/t5/stm32cubemx-mcus/sdio-interface-not-working-in-4bits-with-stm32f4-firmware/td-p/591776 doesn't work?

[vekli]

Hi SofLit. I just reported bug for setup above and it can be fixed as proposed in post.

[mƎALLEm]

No need to report it as it was already treated in https://community.st.com/t5/stm32cubemx-mcus/sdio-interface-not-working-in-4bits-with-stm32f4-firmware/m-p/591803#M26033 . and the internal ticket number 155983 was opened.