?? sfatfs.html
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<h2>FATFS</h2>
<p><tt>FATFS</tt>峔憿懱偼丄屄乆偺榑棟僪儔僀僽偺僟僀僫儈僢僋丒儚乕僋丒僄儕傾傪曐帩偟丄f_mount()偱FatFs儌僕儏乕儖偵搊榐偝傟傑偡丅昗弨忬懺偱偼師偺傛偆側儊儞僶偵側偭偰偄傑偡丅傾僾儕働乕僔儑儞偐傜彂偒姺偊壜擻側儊儞僶偼偁傝傑偣傫丅</p>
<h4>FatFs</h4>
<pre>
typedef struct _FATFS {
WORD id; /* File system mount ID */
WORD n_rootdir; /* Number of root directory entries */
DWORD winsect; /* Current sector appearing in the win[] */
DWORD sects_fat; /* Sectors per fat */
DWORD max_clust; /* Maximum cluster# + 1 */
DWORD fatbase; /* FAT start sector */
DWORD dirbase; /* Root directory start sector (cluster# for FAT32) */
DWORD database; /* Data start sector */
DWORD last_clust; /* Last allocated cluster */
DWORD free_clust; /* Number of free clusters */
BYTE fs_type; /* FAT type (0:Not mounted) */
BYTE sects_clust; /* Sectors per cluster */
BYTE n_fats; /* Number of FAT copies */
BYTE drive; /* Physical drive number */
BYTE winflag; /* win[] dirty flag (1:must be written back) */
BYTE pad1;
BYTE win[512]; /* Disk access window for Directory/FAT */
} FATFS;
</pre>
<h4>Tiny-FatFs</h4>
<pre>
typedef struct _FATFS {
WORD id; /* File system mount ID */
WORD n_rootdir; /* Number of root directory entries */
DWORD winsect; /* Current sector appearing in the win[] */
DWORD fatbase; /* FAT start sector */
DWORD dirbase; /* Root directory start sector */
DWORD database; /* Data start sector */
CLUST sects_fat; /* Sectors per fat */
CLUST max_clust; /* Maximum cluster# + 1 */
CLUST last_clust; /* Last allocated cluster */
CLUST free_clust; /* Number of free clusters */
BYTE fs_type; /* FAT type (0:Not mounted) */
BYTE sects_clust; /* Sectors per cluster */
BYTE n_fats; /* Number of FAT copies */
BYTE winflag; /* win[] dirty flag (1:must be written back) */
BYTE win[512]; /* Disk access window for Directory/FAT/File */
} FATFS;
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