main.c~

this program for sd mmc card in fat file system

#include "stdio.h"
#include "mmc.c"       
#include "tff.c"

char FBuffer[100];
FATFS fs;      // Work area (file system object) for logical drive
FIL ftest;      // file objects

/*---------------------------------------------------------*/
/* 100Hz timer interrupt generated by OC2                  */
/*---------------------------------------------------------*/
interrupt [TIM2_COMP] void timer2_comp_isr(void)
{
	disk_timerproc();	/* Drive timer procedure of low level disk I/O module */
}


DWORD get_fattime ()
{
/*	struct tm *tmr;
	time_t t;


	cli();
	t = rtc;
	sei();
	tmr = gmtime(&t);
	return	  ((DWORD)(tmr->tm_year - 80) << 25)
			| ((DWORD)(tmr->tm_mon + 1) << 21)
			| ((DWORD)tmr->tm_mday << 16)
			| (WORD)(tmr->tm_hour << 11)
			| (WORD)(tmr->tm_min << 5)
			| (WORD)(tmr->tm_sec >> 1);
*/
	return(
	      (2007UL-1980) << 25)	// Year = 2006
			 |(2UL << 21)			      // Month = Feb
			 |(9UL << 16)			      // Day = 9
			 |(22U << 11)			      // Hour = 22
			 |(30U << 5)			      // Min = 30
			 |(0U >> 1) 			      // Sec = 0
			;
}

void main(void)
{ char mota;
  char filename[15]="behzad.txt";
  UINT bw;         // File R/W count
  DDRD.7 = 1;
  PORTD.7 = 1;
	OCR2 = 90-1;		// Timer2: 100Hz interval (OC2)
	TCCR2 = 0b00001101;
  TIMSK = 0x80;    
  DDRB = 1;
	#asm("sei")

	if(disk_initialize(0) == STA_NOINIT)
	while(1);  // stop! if card was not present or was not detected currectly

  f_mount(0,&fs); 

  f_open(&ftest, filename, FA_CREATE_ALWAYS | FA_WRITE);
  
  //FBuffer[mota] = mota+48;  //0~9
  //strcpyf(FBuffer,"www.khazama.com");
  for(mota=0; mota<10; mota++)
  {
    sprintf(FBuffer,"%i : %i/%i/%i",mota,87,10,4);
    f_write(&ftest, FBuffer, 30, &bw);
    FBuffer[0] = 10;FBuffer[0] = 13;
    f_write(&ftest, FBuffer, 2, &bw);
  }  
  
  f_close(&ftest);
  f_mount(0, NULL);
  
  PORTD.7 = 0;
  while(1);
}