/*---------------------------------------------------------------------------/
-/ FatFs - FAT file system module configuration file R0.07e (C)ChaN, 2010
+/ FatFs - FAT file system module configuration file R0.08b (C)ChaN, 2011
/----------------------------------------------------------------------------/
/
/ CAUTION! Do not forget to make clean the project after any changes to
/ the configuration options.
/
/----------------------------------------------------------------------------*/
-#ifndef _FFCONFIG
-#define _FFCONFIG 0x007E
+#ifndef _FFCONF
+#define _FFCONF 8237 /* Revision ID */
/*---------------------------------------------------------------------------/
/ Function and Buffer Configurations
/----------------------------------------------------------------------------*/
-#define _FS_TINY 1 /* 0 or 1 */
+#define _FS_TINY 1 /* 0:Normal or 1:Tiny */
/* When _FS_TINY is set to 1, FatFs uses the sector buffer in the file system
/ object instead of the sector buffer in the individual file object for file
/ data transfer. This reduces memory consumption 512 bytes each file object. */
-#define _FS_READONLY 1 /* 0 or 1 */
+#define _FS_READONLY 1 /* 0:Read/Write or 1:Read only */
/* Setting _FS_READONLY to 1 defines read only configuration. This removes
/ writing functions, f_write, f_sync, f_unlink, f_mkdir, f_chmod, f_rename,
/ f_truncate and useless f_getfree. */
-#define _FS_MINIMIZE 2 /* 0, 1, 2 or 3 */
+#define _FS_MINIMIZE 2 /* 0 to 3 */
/* The _FS_MINIMIZE option defines minimization level to remove some functions.
/
/ 0: Full function.
/ 1: f_stat, f_getfree, f_unlink, f_mkdir, f_chmod, f_truncate and f_rename
/ are removed.
-/ 2: f_opendir and f_readdir are removed in addition to level 1.
-/ 3: f_lseek is removed in addition to level 2. */
+/ 2: f_opendir and f_readdir are removed in addition to 1.
+/ 3: f_lseek is removed in addition to 2. */
-#define _USE_STRFUNC 0 /* 0, 1 or 2 */
+#define _USE_STRFUNC 0 /* 0:Disable or 1/2:Enable */
/* To enable string functions, set _USE_STRFUNC to 1 or 2. */
-#define _USE_MKFS 0 /* 0 or 1 */
+#define _USE_MKFS 0 /* 0:Disable or 1:Enable */
/* To enable f_mkfs function, set _USE_MKFS to 1 and set _FS_READONLY to 0 */
-#define _USE_FORWARD 0 /* 0 or 1 */
+#define _USE_FORWARD 0 /* 0:Disable or 1:Enable */
/* To enable f_forward function, set _USE_FORWARD to 1 and set _FS_TINY to 1. */
+#define _USE_FASTSEEK 0 /* 0:Disable or 1:Enable */
+/* To enable fast seek feature, set _USE_FASTSEEK to 1. */
+
+
/*---------------------------------------------------------------------------/
/ Locale and Namespace Configurations
*/
-#define _USE_LFN 0 /* 0, 1 or 2 */
+#define _USE_LFN 0 /* 0 to 3 */
#define _MAX_LFN 255 /* Maximum LFN length to handle (12 to 255) */
/* The _USE_LFN option switches the LFN support.
/
-/ 0: Disable LFN. _MAX_LFN and _LFN_UNICODE have no effect.
-/ 1: Enable LFN with static working buffer on the bss. NOT REENTRANT.
+/ 0: Disable LFN feature. _MAX_LFN and _LFN_UNICODE have no effect.
+/ 1: Enable LFN with static working buffer on the BSS. Always NOT reentrant.
/ 2: Enable LFN with dynamic working buffer on the STACK.
+/ 3: Enable LFN with dynamic working buffer on the HEAP.
/
-/ The LFN working buffer occupies (_MAX_LFN + 1) * 2 bytes. When enable LFN,
-/ two Unicode handling functions ff_convert() and ff_wtoupper() must be added
-/ to the project. */
+/ The LFN working buffer occupies (_MAX_LFN + 1) * 2 bytes. To enable LFN,
+/ Unicode handling functions ff_convert() and ff_wtoupper() must be added
+/ to the project. When enable to use heap, memory control functions
+/ ff_memalloc() and ff_memfree() must be added to the project. */
-#define _LFN_UNICODE 0 /* 0 or 1 */
+#define _LFN_UNICODE 0 /* 0:ANSI/OEM or 1:Unicode */
/* To switch the character code set on FatFs API to Unicode,
-/ enable LFN feature and set _LFN_UNICODE to 1.
-*/
+/ enable LFN feature and set _LFN_UNICODE to 1. */
-#define _FS_RPATH 0 /* 0 or 1 */
-/* When _FS_RPATH is set to 1, relative path feature is enabled and f_chdir,
-/ f_chdrive function are available.
+#define _FS_RPATH 0 /* 0 to 2 */
+/* The _FS_RPATH option configures relative path feature.
+/
+/ 0: Disable relative path feature and remove related functions.
+/ 1: Enable relative path. f_chdrive() and f_chdir() are available.
+/ 2: f_getcwd() is available in addition to 1.
+/
/ Note that output of the f_readdir fnction is affected by this option. */
/ Physical Drive Configurations
/----------------------------------------------------------------------------*/
-#define _DRIVES 1
+#define _VOLUMES 1
/* Number of volumes (logical drives) to be used. */
#define _MAX_SS 512 /* 512, 1024, 2048 or 4096 */
/* Maximum sector size to be handled.
/ Always set 512 for memory card and hard disk but a larger value may be
-/ required for floppy disk (512/1024) and optical disk (512/2048).
-/ When _MAX_SS is larger than 512, GET_SECTOR_SIZE command must be implememted
-/ to the disk_ioctl function. */
+/ required for on-board flash memory, floppy disk and optical disk.
+/ When _MAX_SS is larger than 512, it configures FatFs to variable sector size
+/ and GET_SECTOR_SIZE command must be implememted to the disk_ioctl function. */
+
+#define _MULTI_PARTITION 0 /* 0:Single partition or 1:Multiple partition */
+/* When set to 0, each volume is bound to the same physical drive number and
+/ it can mount only first primaly partition. When it is set to 1, each volume
+/ is tied to the partitions listed in VolToPart[]. */
-#define _MULTI_PARTITION 0 /* 0 or 1 */
-/* When _MULTI_PARTITION is set to 0, each volume is bound to the same physical
-/ drive number and can mount only first primaly partition. When it is set to 1,
-/ each volume is tied to the partitions listed in Drives[]. */
+
+#define _USE_ERASE 0 /* 0:Disable or 1:Enable */
+/* To enable sector erase feature, set _USE_ERASE to 1. CTRL_ERASE_SECTOR command
+/ should be added to the disk_ioctl functio. */
/----------------------------------------------------------------------------*/
#define _WORD_ACCESS 1 /* 0 or 1 */
-/* The _WORD_ACCESS option defines which access method is used to the word
-/ data on the FAT volume.
+/* Set 0 first and it is always compatible with all platforms. The _WORD_ACCESS
+/ option defines which access method is used to the word data on the FAT volume.
/
-/ 0: Byte-by-byte access. Always compatible with all platforms.
+/ 0: Byte-by-byte access.
/ 1: Word access. Do not choose this unless following condition is met.
/
-/ When the byte order on the memory is big-endian or address miss-aligned
-/ word access results incorrect behavior, the _WORD_ACCESS must be set to 0.
+/ When the byte order on the memory is big-endian or address miss-aligned word
+/ access results incorrect behavior, the _WORD_ACCESS must be set to 0.
/ If it is not the case, the value can also be set to 1 to improve the
/ performance and code size. */
-#define _FS_REENTRANT 0 /* 0 or 1 */
+/* A header file that defines sync object types on the O/S, such as
+/ windows.h, ucos_ii.h and semphr.h, must be included prior to ff.h. */
+
+#define _FS_REENTRANT 0 /* 0:Disable or 1:Enable */
#define _FS_TIMEOUT 1000 /* Timeout period in unit of time ticks */
#define _SYNC_t HANDLE /* O/S dependent type of sync object. e.g. HANDLE, OS_EVENT*, ID and etc.. */
-/* The _FS_REENTRANT option switches the reentrancy of the FatFs module.
+
+/* The _FS_REENTRANT option switches the reentrancy (thread safe) of the FatFs module.
/
/ 0: Disable reentrancy. _SYNC_t and _FS_TIMEOUT have no effect.
/ 1: Enable reentrancy. Also user provided synchronization handlers,
/ function must be added to the project. */
+#define _FS_SHARE 0 /* 0:Disable or >=1:Enable */
+/* To enable file shareing feature, set _FS_SHARE to 1 or greater. The value
+ defines how many files can be opened simultaneously. */
+
+
#endif /* _FFCONFIG */
+
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