Alek Boving / SDFileSystem8

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FATFileSystem/ChaN/ffconf.h@0:83e8ad3d9a65, 2020-11-12 (annotated)

Committer:
alekboving
Date:
Thu Nov 12 15:20:15 2020 +0000
Revision:
0:83e8ad3d9a65
initial commit

Who changed what in which revision?

UserRevisionLine numberNew contents of line
alekboving 0:83e8ad3d9a65 1 /*---------------------------------------------------------------------------/
alekboving 0:83e8ad3d9a65 2 / FatFs - FAT file system module configuration file R0.11a (C)ChaN, 2015
alekboving 0:83e8ad3d9a65 3 /---------------------------------------------------------------------------*/
alekboving 0:83e8ad3d9a65 4
alekboving 0:83e8ad3d9a65 5 #define _FFCONF 64180 /* Revision ID */
alekboving 0:83e8ad3d9a65 6
alekboving 0:83e8ad3d9a65 7 #define FFS_DBG 0
alekboving 0:83e8ad3d9a65 8
alekboving 0:83e8ad3d9a65 9 /*---------------------------------------------------------------------------/
alekboving 0:83e8ad3d9a65 10 / Function Configurations
alekboving 0:83e8ad3d9a65 11 /---------------------------------------------------------------------------*/
alekboving 0:83e8ad3d9a65 12
alekboving 0:83e8ad3d9a65 13 #define _FS_READONLY 0
alekboving 0:83e8ad3d9a65 14 /* This option switches read-only configuration. (0:Read/Write or 1:Read-only)
alekboving 0:83e8ad3d9a65 15 / Read-only configuration removes writing API functions, f_write(), f_sync(),
alekboving 0:83e8ad3d9a65 16 / f_unlink(), f_mkdir(), f_chmod(), f_rename(), f_truncate(), f_getfree()
alekboving 0:83e8ad3d9a65 17 / and optional writing functions as well. */
alekboving 0:83e8ad3d9a65 18
alekboving 0:83e8ad3d9a65 19
alekboving 0:83e8ad3d9a65 20 #define _FS_MINIMIZE 0
alekboving 0:83e8ad3d9a65 21 /* This option defines minimization level to remove some basic API functions.
alekboving 0:83e8ad3d9a65 22 /
alekboving 0:83e8ad3d9a65 23 / 0: All basic functions are enabled.
alekboving 0:83e8ad3d9a65 24 / 1: f_stat(), f_getfree(), f_unlink(), f_mkdir(), f_chmod(), f_utime(),
alekboving 0:83e8ad3d9a65 25 / f_truncate() and f_rename() function are removed.
alekboving 0:83e8ad3d9a65 26 / 2: f_opendir(), f_readdir() and f_closedir() are removed in addition to 1.
alekboving 0:83e8ad3d9a65 27 / 3: f_lseek() function is removed in addition to 2. */
alekboving 0:83e8ad3d9a65 28
alekboving 0:83e8ad3d9a65 29
alekboving 0:83e8ad3d9a65 30 #define _USE_STRFUNC 0
alekboving 0:83e8ad3d9a65 31 /* This option switches string functions, f_gets(), f_putc(), f_puts() and
alekboving 0:83e8ad3d9a65 32 / f_printf().
alekboving 0:83e8ad3d9a65 33 /
alekboving 0:83e8ad3d9a65 34 / 0: Disable string functions.
alekboving 0:83e8ad3d9a65 35 / 1: Enable without LF-CRLF conversion.
alekboving 0:83e8ad3d9a65 36 / 2: Enable with LF-CRLF conversion. */
alekboving 0:83e8ad3d9a65 37
alekboving 0:83e8ad3d9a65 38
alekboving 0:83e8ad3d9a65 39 #define _USE_FIND 0
alekboving 0:83e8ad3d9a65 40 /* This option switches filtered directory read feature and related functions,
alekboving 0:83e8ad3d9a65 41 / f_findfirst() and f_findnext(). (0:Disable or 1:Enable) */
alekboving 0:83e8ad3d9a65 42
alekboving 0:83e8ad3d9a65 43
alekboving 0:83e8ad3d9a65 44 #define _USE_MKFS 1
alekboving 0:83e8ad3d9a65 45 /* This option switches f_mkfs() function. (0:Disable or 1:Enable) */
alekboving 0:83e8ad3d9a65 46
alekboving 0:83e8ad3d9a65 47
alekboving 0:83e8ad3d9a65 48 #define _USE_FASTSEEK 0
alekboving 0:83e8ad3d9a65 49 /* This option switches fast seek feature. (0:Disable or 1:Enable) */
alekboving 0:83e8ad3d9a65 50
alekboving 0:83e8ad3d9a65 51
alekboving 0:83e8ad3d9a65 52 #define _USE_LABEL 0
alekboving 0:83e8ad3d9a65 53 /* This option switches volume label functions, f_getlabel() and f_setlabel().
alekboving 0:83e8ad3d9a65 54 / (0:Disable or 1:Enable) */
alekboving 0:83e8ad3d9a65 55
alekboving 0:83e8ad3d9a65 56
alekboving 0:83e8ad3d9a65 57 #define _USE_FORWARD 0
alekboving 0:83e8ad3d9a65 58 /* This option switches f_forward() function. (0:Disable or 1:Enable)
alekboving 0:83e8ad3d9a65 59 / To enable it, also _FS_TINY need to be set to 1. */
alekboving 0:83e8ad3d9a65 60
alekboving 0:83e8ad3d9a65 61
alekboving 0:83e8ad3d9a65 62 /*---------------------------------------------------------------------------/
alekboving 0:83e8ad3d9a65 63 / Locale and Namespace Configurations
alekboving 0:83e8ad3d9a65 64 /---------------------------------------------------------------------------*/
alekboving 0:83e8ad3d9a65 65
alekboving 0:83e8ad3d9a65 66 #define _CODE_PAGE 850
alekboving 0:83e8ad3d9a65 67 /* This option specifies the OEM code page to be used on the target system.
alekboving 0:83e8ad3d9a65 68 / Incorrect setting of the code page can cause a file open failure.
alekboving 0:83e8ad3d9a65 69 /
alekboving 0:83e8ad3d9a65 70 / 1 - ASCII (No extended character. Non-LFN cfg. only)
alekboving 0:83e8ad3d9a65 71 / 437 - U.S.
alekboving 0:83e8ad3d9a65 72 / 720 - Arabic
alekboving 0:83e8ad3d9a65 73 / 737 - Greek
alekboving 0:83e8ad3d9a65 74 / 771 - KBL
alekboving 0:83e8ad3d9a65 75 / 775 - Baltic
alekboving 0:83e8ad3d9a65 76 / 850 - Latin 1
alekboving 0:83e8ad3d9a65 77 / 852 - Latin 2
alekboving 0:83e8ad3d9a65 78 / 855 - Cyrillic
alekboving 0:83e8ad3d9a65 79 / 857 - Turkish
alekboving 0:83e8ad3d9a65 80 / 860 - Portuguese
alekboving 0:83e8ad3d9a65 81 / 861 - Icelandic
alekboving 0:83e8ad3d9a65 82 / 862 - Hebrew
alekboving 0:83e8ad3d9a65 83 / 863 - Canadian French
alekboving 0:83e8ad3d9a65 84 / 864 - Arabic
alekboving 0:83e8ad3d9a65 85 / 865 - Nordic
alekboving 0:83e8ad3d9a65 86 / 866 - Russian
alekboving 0:83e8ad3d9a65 87 / 869 - Greek 2
alekboving 0:83e8ad3d9a65 88 / 932 - Japanese (DBCS)
alekboving 0:83e8ad3d9a65 89 / 936 - Simplified Chinese (DBCS)
alekboving 0:83e8ad3d9a65 90 / 949 - Korean (DBCS)
alekboving 0:83e8ad3d9a65 91 / 950 - Traditional Chinese (DBCS)
alekboving 0:83e8ad3d9a65 92 */
alekboving 0:83e8ad3d9a65 93
alekboving 0:83e8ad3d9a65 94
alekboving 0:83e8ad3d9a65 95 #define _USE_LFN 1
alekboving 0:83e8ad3d9a65 96 #define _MAX_LFN 255
alekboving 0:83e8ad3d9a65 97 /* The _USE_LFN option switches the LFN feature.
alekboving 0:83e8ad3d9a65 98 /
alekboving 0:83e8ad3d9a65 99 / 0: Disable LFN feature. _MAX_LFN has no effect.
alekboving 0:83e8ad3d9a65 100 / 1: Enable LFN with static working buffer on the BSS. Always NOT thread-safe.
alekboving 0:83e8ad3d9a65 101 / 2: Enable LFN with dynamic working buffer on the STACK.
alekboving 0:83e8ad3d9a65 102 / 3: Enable LFN with dynamic working buffer on the HEAP.
alekboving 0:83e8ad3d9a65 103 /
alekboving 0:83e8ad3d9a65 104 / When enable the LFN feature, Unicode handling functions (option/unicode.c) must
alekboving 0:83e8ad3d9a65 105 / be added to the project. The LFN working buffer occupies (_MAX_LFN + 1) * 2 bytes.
alekboving 0:83e8ad3d9a65 106 / When use stack for the working buffer, take care on stack overflow. When use heap
alekboving 0:83e8ad3d9a65 107 / memory for the working buffer, memory management functions, ff_memalloc() and
alekboving 0:83e8ad3d9a65 108 / ff_memfree(), must be added to the project. */
alekboving 0:83e8ad3d9a65 109
alekboving 0:83e8ad3d9a65 110
alekboving 0:83e8ad3d9a65 111 #define _LFN_UNICODE 0
alekboving 0:83e8ad3d9a65 112 /* This option switches character encoding on the API. (0:ANSI/OEM or 1:Unicode)
alekboving 0:83e8ad3d9a65 113 / To use Unicode string for the path name, enable LFN feature and set _LFN_UNICODE
alekboving 0:83e8ad3d9a65 114 / to 1. This option also affects behavior of string I/O functions. */
alekboving 0:83e8ad3d9a65 115
alekboving 0:83e8ad3d9a65 116
alekboving 0:83e8ad3d9a65 117 #define _STRF_ENCODE 3
alekboving 0:83e8ad3d9a65 118 /* When _LFN_UNICODE is 1, this option selects the character encoding on the file to
alekboving 0:83e8ad3d9a65 119 / be read/written via string I/O functions, f_gets(), f_putc(), f_puts and f_printf().
alekboving 0:83e8ad3d9a65 120 /
alekboving 0:83e8ad3d9a65 121 / 0: ANSI/OEM
alekboving 0:83e8ad3d9a65 122 / 1: UTF-16LE
alekboving 0:83e8ad3d9a65 123 / 2: UTF-16BE
alekboving 0:83e8ad3d9a65 124 / 3: UTF-8
alekboving 0:83e8ad3d9a65 125 /
alekboving 0:83e8ad3d9a65 126 / When _LFN_UNICODE is 0, this option has no effect. */
alekboving 0:83e8ad3d9a65 127
alekboving 0:83e8ad3d9a65 128
alekboving 0:83e8ad3d9a65 129 #define _FS_RPATH 0
alekboving 0:83e8ad3d9a65 130 /* This option configures relative path feature.
alekboving 0:83e8ad3d9a65 131 /
alekboving 0:83e8ad3d9a65 132 / 0: Disable relative path feature and remove related functions.
alekboving 0:83e8ad3d9a65 133 / 1: Enable relative path feature. f_chdir() and f_chdrive() are available.
alekboving 0:83e8ad3d9a65 134 / 2: f_getcwd() function is available in addition to 1.
alekboving 0:83e8ad3d9a65 135 /
alekboving 0:83e8ad3d9a65 136 / Note that directory items read via f_readdir() are affected by this option. */
alekboving 0:83e8ad3d9a65 137
alekboving 0:83e8ad3d9a65 138
alekboving 0:83e8ad3d9a65 139 /*---------------------------------------------------------------------------/
alekboving 0:83e8ad3d9a65 140 / Drive/Volume Configurations
alekboving 0:83e8ad3d9a65 141 /---------------------------------------------------------------------------*/
alekboving 0:83e8ad3d9a65 142
alekboving 0:83e8ad3d9a65 143 #define _VOLUMES 1
alekboving 0:83e8ad3d9a65 144 /* Number of volumes (logical drives) to be used. */
alekboving 0:83e8ad3d9a65 145
alekboving 0:83e8ad3d9a65 146
alekboving 0:83e8ad3d9a65 147 #define _STR_VOLUME_ID 0
alekboving 0:83e8ad3d9a65 148 #define _VOLUME_STRS "RAM","NAND","CF","SD1","SD2","USB1","USB2","USB3"
alekboving 0:83e8ad3d9a65 149 /* _STR_VOLUME_ID option switches string volume ID feature.
alekboving 0:83e8ad3d9a65 150 / When _STR_VOLUME_ID is set to 1, also pre-defined strings can be used as drive
alekboving 0:83e8ad3d9a65 151 / number in the path name. _VOLUME_STRS defines the drive ID strings for each
alekboving 0:83e8ad3d9a65 152 / logical drives. Number of items must be equal to _VOLUMES. Valid characters for
alekboving 0:83e8ad3d9a65 153 / the drive ID strings are: A-Z and 0-9. */
alekboving 0:83e8ad3d9a65 154
alekboving 0:83e8ad3d9a65 155
alekboving 0:83e8ad3d9a65 156 #define _MULTI_PARTITION 0
alekboving 0:83e8ad3d9a65 157 /* This option switches multi-partition feature. By default (0), each logical drive
alekboving 0:83e8ad3d9a65 158 / number is bound to the same physical drive number and only an FAT volume found on
alekboving 0:83e8ad3d9a65 159 / the physical drive will be mounted. When multi-partition feature is enabled (1),
alekboving 0:83e8ad3d9a65 160 / each logical drive number is bound to arbitrary physical drive and partition
alekboving 0:83e8ad3d9a65 161 / listed in the VolToPart[]. Also f_fdisk() funciton will be available. */
alekboving 0:83e8ad3d9a65 162
alekboving 0:83e8ad3d9a65 163
alekboving 0:83e8ad3d9a65 164 #define _MIN_SS 512
alekboving 0:83e8ad3d9a65 165 #define _MAX_SS 512
alekboving 0:83e8ad3d9a65 166 /* These options configure the range of sector size to be supported. (512, 1024,
alekboving 0:83e8ad3d9a65 167 / 2048 or 4096) Always set both 512 for most systems, all type of memory cards and
alekboving 0:83e8ad3d9a65 168 / harddisk. But a larger value may be required for on-board flash memory and some
alekboving 0:83e8ad3d9a65 169 / type of optical media. When _MAX_SS is larger than _MIN_SS, FatFs is configured
alekboving 0:83e8ad3d9a65 170 / to variable sector size and GET_SECTOR_SIZE command must be implemented to the
alekboving 0:83e8ad3d9a65 171 / disk_ioctl() function. */
alekboving 0:83e8ad3d9a65 172
alekboving 0:83e8ad3d9a65 173
alekboving 0:83e8ad3d9a65 174 #define _USE_TRIM 0
alekboving 0:83e8ad3d9a65 175 /* This option switches ATA-TRIM feature. (0:Disable or 1:Enable)
alekboving 0:83e8ad3d9a65 176 / To enable Trim feature, also CTRL_TRIM command should be implemented to the
alekboving 0:83e8ad3d9a65 177 / disk_ioctl() function. */
alekboving 0:83e8ad3d9a65 178
alekboving 0:83e8ad3d9a65 179
alekboving 0:83e8ad3d9a65 180 #define _FS_NOFSINFO 0
alekboving 0:83e8ad3d9a65 181 /* If you need to know correct free space on the FAT32 volume, set bit 0 of this
alekboving 0:83e8ad3d9a65 182 / option, and f_getfree() function at first time after volume mount will force
alekboving 0:83e8ad3d9a65 183 / a full FAT scan. Bit 1 controls the use of last allocated cluster number.
alekboving 0:83e8ad3d9a65 184 /
alekboving 0:83e8ad3d9a65 185 / bit0=0: Use free cluster count in the FSINFO if available.
alekboving 0:83e8ad3d9a65 186 / bit0=1: Do not trust free cluster count in the FSINFO.
alekboving 0:83e8ad3d9a65 187 / bit1=0: Use last allocated cluster number in the FSINFO if available.
alekboving 0:83e8ad3d9a65 188 / bit1=1: Do not trust last allocated cluster number in the FSINFO.
alekboving 0:83e8ad3d9a65 189 */
alekboving 0:83e8ad3d9a65 190
alekboving 0:83e8ad3d9a65 191
alekboving 0:83e8ad3d9a65 192
alekboving 0:83e8ad3d9a65 193 /*---------------------------------------------------------------------------/
alekboving 0:83e8ad3d9a65 194 / System Configurations
alekboving 0:83e8ad3d9a65 195 /---------------------------------------------------------------------------*/
alekboving 0:83e8ad3d9a65 196
alekboving 0:83e8ad3d9a65 197 #define _FS_TINY 0
alekboving 0:83e8ad3d9a65 198 /* This option switches tiny buffer configuration. (0:Normal or 1:Tiny)
alekboving 0:83e8ad3d9a65 199 / At the tiny configuration, size of the file object (FIL) is reduced _MAX_SS
alekboving 0:83e8ad3d9a65 200 / bytes. Instead of private sector buffer eliminated from the file object,
alekboving 0:83e8ad3d9a65 201 / common sector buffer in the file system object (FATFS) is used for the file
alekboving 0:83e8ad3d9a65 202 / data transfer. */
alekboving 0:83e8ad3d9a65 203
alekboving 0:83e8ad3d9a65 204
alekboving 0:83e8ad3d9a65 205 #define _FS_NORTC 0
alekboving 0:83e8ad3d9a65 206 #define _NORTC_MON 1
alekboving 0:83e8ad3d9a65 207 #define _NORTC_MDAY 1
alekboving 0:83e8ad3d9a65 208 #define _NORTC_YEAR 2015
alekboving 0:83e8ad3d9a65 209 /* The _FS_NORTC option switches timestamp feature. If the system does not have
alekboving 0:83e8ad3d9a65 210 / an RTC function or valid timestamp is not needed, set _FS_NORTC to 1 to disable
alekboving 0:83e8ad3d9a65 211 / the timestamp feature. All objects modified by FatFs will have a fixed timestamp
alekboving 0:83e8ad3d9a65 212 / defined by _NORTC_MON, _NORTC_MDAY and _NORTC_YEAR.
alekboving 0:83e8ad3d9a65 213 / When timestamp feature is enabled (_FS_NORTC == 0), get_fattime() function need
alekboving 0:83e8ad3d9a65 214 / to be added to the project to read current time form RTC. _NORTC_MON,
alekboving 0:83e8ad3d9a65 215 / _NORTC_MDAY and _NORTC_YEAR have no effect.
alekboving 0:83e8ad3d9a65 216 / These options have no effect at read-only configuration (_FS_READONLY == 1). */
alekboving 0:83e8ad3d9a65 217
alekboving 0:83e8ad3d9a65 218
alekboving 0:83e8ad3d9a65 219 #define _FS_LOCK 0
alekboving 0:83e8ad3d9a65 220 /* The _FS_LOCK option switches file lock feature to control duplicated file open
alekboving 0:83e8ad3d9a65 221 / and illegal operation to open objects. This option must be 0 when _FS_READONLY
alekboving 0:83e8ad3d9a65 222 / is 1.
alekboving 0:83e8ad3d9a65 223 /
alekboving 0:83e8ad3d9a65 224 / 0: Disable file lock feature. To avoid volume corruption, application program
alekboving 0:83e8ad3d9a65 225 / should avoid illegal open, remove and rename to the open objects.
alekboving 0:83e8ad3d9a65 226 / >0: Enable file lock feature. The value defines how many files/sub-directories
alekboving 0:83e8ad3d9a65 227 / can be opened simultaneously under file lock control. Note that the file
alekboving 0:83e8ad3d9a65 228 / lock feature is independent of re-entrancy. */
alekboving 0:83e8ad3d9a65 229
alekboving 0:83e8ad3d9a65 230
alekboving 0:83e8ad3d9a65 231 #define _FS_REENTRANT 0
alekboving 0:83e8ad3d9a65 232 #define _FS_TIMEOUT 1000
alekboving 0:83e8ad3d9a65 233 #define _SYNC_t HANDLE
alekboving 0:83e8ad3d9a65 234 /* The _FS_REENTRANT option switches the re-entrancy (thread safe) of the FatFs
alekboving 0:83e8ad3d9a65 235 / module itself. Note that regardless of this option, file access to different
alekboving 0:83e8ad3d9a65 236 / volume is always re-entrant and volume control functions, f_mount(), f_mkfs()
alekboving 0:83e8ad3d9a65 237 / and f_fdisk() function, are always not re-entrant. Only file/directory access
alekboving 0:83e8ad3d9a65 238 / to the same volume is under control of this feature.
alekboving 0:83e8ad3d9a65 239 /
alekboving 0:83e8ad3d9a65 240 / 0: Disable re-entrancy. _FS_TIMEOUT and _SYNC_t have no effect.
alekboving 0:83e8ad3d9a65 241 / 1: Enable re-entrancy. Also user provided synchronization handlers,
alekboving 0:83e8ad3d9a65 242 / ff_req_grant(), ff_rel_grant(), ff_del_syncobj() and ff_cre_syncobj()
alekboving 0:83e8ad3d9a65 243 / function, must be added to the project. Samples are available in
alekboving 0:83e8ad3d9a65 244 / option/syscall.c.
alekboving 0:83e8ad3d9a65 245 /
alekboving 0:83e8ad3d9a65 246 / The _FS_TIMEOUT defines timeout period in unit of time tick.
alekboving 0:83e8ad3d9a65 247 / The _SYNC_t defines O/S dependent sync object type. e.g. HANDLE, ID, OS_EVENT*,
alekboving 0:83e8ad3d9a65 248 / SemaphoreHandle_t and etc.. A header file for O/S definitions needs to be
alekboving 0:83e8ad3d9a65 249 / included somewhere in the scope of ff.c. */
alekboving 0:83e8ad3d9a65 250
alekboving 0:83e8ad3d9a65 251
alekboving 0:83e8ad3d9a65 252 #define _WORD_ACCESS 0
alekboving 0:83e8ad3d9a65 253 /* The _WORD_ACCESS option is an only platform dependent option. It defines
alekboving 0:83e8ad3d9a65 254 / which access method is used to the word data on the FAT volume.
alekboving 0:83e8ad3d9a65 255 /
alekboving 0:83e8ad3d9a65 256 / 0: Byte-by-byte access. Always compatible with all platforms.
alekboving 0:83e8ad3d9a65 257 / 1: Word access. Do not choose this unless under both the following conditions.
alekboving 0:83e8ad3d9a65 258 /
alekboving 0:83e8ad3d9a65 259 / * Address misaligned memory access is always allowed to ALL instructions.
alekboving 0:83e8ad3d9a65 260 / * Byte order on the memory is little-endian.
alekboving 0:83e8ad3d9a65 261 /
alekboving 0:83e8ad3d9a65 262 / If it is the case, _WORD_ACCESS can also be set to 1 to reduce code size.
alekboving 0:83e8ad3d9a65 263 / Following table shows allowable settings of some type of processors.
alekboving 0:83e8ad3d9a65 264 /
alekboving 0:83e8ad3d9a65 265 / ARM7TDMI 0 *2 ColdFire 0 *1 V850E 0 *2
alekboving 0:83e8ad3d9a65 266 / Cortex-M3 0 *3 Z80 0/1 V850ES 0/1
alekboving 0:83e8ad3d9a65 267 / Cortex-M0 0 *2 x86 0/1 TLCS-870 0/1
alekboving 0:83e8ad3d9a65 268 / AVR 0/1 RX600(LE) 0/1 TLCS-900 0/1
alekboving 0:83e8ad3d9a65 269 / AVR32 0 *1 RL78 0 *2 R32C 0 *2
alekboving 0:83e8ad3d9a65 270 / PIC18 0/1 SH-2 0 *1 M16C 0/1
alekboving 0:83e8ad3d9a65 271 / PIC24 0 *2 H8S 0 *1 MSP430 0 *2
alekboving 0:83e8ad3d9a65 272 / PIC32 0 *1 H8/300H 0 *1 8051 0/1
alekboving 0:83e8ad3d9a65 273 /
alekboving 0:83e8ad3d9a65 274 / *1:Big-endian.
alekboving 0:83e8ad3d9a65 275 / *2:Unaligned memory access is not supported.
alekboving 0:83e8ad3d9a65 276 / *3:Some compilers generate LDM/STM for mem_cpy function.
alekboving 0:83e8ad3d9a65 277 */
alekboving 0:83e8ad3d9a65 278
alekboving 0:83e8ad3d9a65 279 #define FLUSH_ON_NEW_CLUSTER 0 /* Sync the file on every new cluster */
alekboving 0:83e8ad3d9a65 280 #define FLUSH_ON_NEW_SECTOR 1 /* Sync the file on every new sector */
alekboving 0:83e8ad3d9a65 281 /* Only one of these two defines needs to be set to 1. If both are set to 0
alekboving 0:83e8ad3d9a65 282 the file is only sync when closed.
alekboving 0:83e8ad3d9a65 283 Clusters are group of sectors (eg: 8 sectors). Flushing on new cluster means
alekboving 0:83e8ad3d9a65 284 it would be less often than flushing on new sector. Sectors are generally
alekboving 0:83e8ad3d9a65 285 512 Bytes long. */