ff.c

mifarea卡程序mifarea卡程序mifarea卡程序

/************************************
 *   ff.c                           *
 * small flash file system (chain)  *
 * design by Liulixun               *
 * create at 04-12-2007             *
 * update: 04-12-2007               *
 ************************************/
 
#include "includes.h"


typedef struct _FF
{
    unsigned int idx;   // the only index
    unsigned 
}

typedef struct _FHead
{
    unsigned char stx;
    unsigned int len;       // file length
    unsigned int idx;       // the only index
    unsigned int addr;      // file address
    unsigned int prev;      // address of preview file
    unsigned int next;      // address of next file
    unsigned char status;   // status: FF: empty, F0: occuped, 00: erased
    unsigned char *cont;
    unsigned char etx;
    unsigned char lrc;
}FHead;

int FFWrite()
{
    
}

int FFread()
{
    
}