void main ()
{
unsigned char filename[40] = "TEST2.TXT";
unsigned char res, b1;
unsigned int result;
unsigned int count_in = 10;
unsigned int count_back;
DIR dir; /* Directory object */
FIL file1, file2; /* File object */
FATFS *fs;
//result = disk_initialize(0);
f_mount(0, &fatfs);
res = f_open(&file1, filename, FA_OPEN_EXISTING | FA_READ);
res = f_read(&file1, Buff, count_in, &count_back);
// res = f_open(&file1, filename, FA_CREATE_ALWAYS | FA_WRITE);
// res = f_write(&file1, Buff, count_in, &count_back);
res = f_close(&file1);
}