Stm32f4-disco sdio interface| fatfs | HAL library | write to sd card
Do the same :
http://www.ngolongtech.net/2016/06/st...
Pull up DA0 ,DA11, DA2, DA3 ,CMD by 47KΩ resistor
connect
SDcard Stm32f4-disco
VCC.............3V
GND............ GND
DAT0...........PC8
DAT1...........PC9
DAT2...........PC10
DAT3..........PC11
SCK...........PC12
CMD...........PD2