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Posted on December 01, 2014 at 22:45STM32F4CUBEMX 4.5.0FIRmware 1.3.0in the mode  hsd.Init.BusWide = SDIO_BUS_WIDE_1B; everything works well but in mode   hsd.Init.BusWide = SDIO_BUS_WIDE_4B;retSD = FATFS_LinkDriver(&SD_Driver, SD_Path);    -  RES_O...