#include "fatfs.h" #include FRESULT f_open ( FIL* fp, /* Pointer to the blank file object */ const TCHAR* path, /* Pointer to the file name */ BYTE mode /* Access mode and file open mode flags */ ){ printf("file open try\n"); return FR_NO_FILE; } FRESULT f_read ( FIL* fp, /* Pointer to the file object */ void* buff, /* Pointer to data buffer */ UINT btr, /* Number of bytes to read */ UINT* br /* Pointer to number of bytes read */ ){ printf("file read try\n"); return FR_NO_FILE; } FRESULT f_close ( FIL *fp /* Pointer to the file object to be closed */ ){ printf("file close try\n"); return FR_NO_FILE; } FRESULT f_write ( FIL* fp, /* Pointer to the file object */ const void *buff, /* Pointer to the data to be written */ UINT btw, /* Number of bytes to write */ UINT* bw /* Pointer to number of bytes written */ ){ printf("file write try\n"); return FR_NO_FILE; }