text: /*---------------------------------------------------------------------------/
  /  FatFs - FAT file system module configuration file  R0.10a (C)ChaN, 2014
  /---------------------------------------------------------------------------*/
  
  #ifndef _FFCONF
  #define _FFCONF 29000	/* Revision ID */
  
  
  /*---------------------------------------------------------------------------/
  / Functions and Buffer Configurations
  /---------------------------------------------------------------------------*/
  
  #define	_FS_TINY		0	/* 0:Normal or 1:Tiny */
  /* When _FS_TINY is set to 1, it reduces memory consumption _MAX_SS bytes each
  /  file object. For file data transfer, FatFs uses the common sector buffer in
  /  the file system object (FATFS) instead of private sector buffer eliminated
  /  from the file object (FIL). */
  
  
  #define _FS_READONLY	0	/* 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	0	/* 0 to 3 */
  /* The _FS_MINIMIZE option defines minimization level to remove API functions.
  /
  /   0: All basic functions are enabled.
  /   1: f_stat(), f_getfree(), f_unlink(), f_mkdir(), f_chmod(), f_utime(),
  /      f_truncate() and f_rename() function are removed.
  /   2: f_opendir(), f_readdir() and f_closedir() are removed in addition to 1.
  /   3: f_lseek() function is removed in addition to 2. */
  
  
  #define	_USE_STRFUNC	2	/* 0:Disable or 1-2:Enable */
  /* To enable string functions, set _USE_STRFUNC to 1 or 2. */
  
  
  #define	_USE_MKFS		1	/* 0:Disable or 1:Enable */
  /* To enable f_mkfs() function, set _USE_MKFS to 1 and set _FS_READONLY to 0 */
  
  
  #define	_USE_FASTSEEK	0	/* 0:Disable or 1:Enable */
  /* To enable fast seek feature, set _USE_FASTSEEK to 1. */
  
  
  #define _USE_LABEL		1	/* 0:Disable or 1:Enable */
  /* To enable volume label functions, set _USE_LAVEL to 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. */
  
  
  /*---------------------------------------------------------------------------/
  / Locale and Namespace Configurations
  /---------------------------------------------------------------------------*/
  
  #define _CODE_PAGE	932
  /* The _CODE_PAGE specifies the OEM code page to be used on the target system.
  /  Incorrect setting of the code page can cause a file open failure.
  /
  /   932  - Japanese Shift-JIS (DBCS, OEM, Windows)
  /   936  - Simplified Chinese GBK (DBCS, OEM, Windows)
  /   949  - Korean (DBCS, OEM, Windows)
  /   950  - Traditional Chinese Big5 (DBCS, OEM, Windows)
  /   1250 - Central Europe (Windows)
  /   1251 - Cyrillic (Windows)
  /   1252 - Latin 1 (Windows)
  /   1253 - Greek (Windows)
  /   1254 - Turkish (Windows)
  /   1255 - Hebrew (Windows)
  /   1256 - Arabic (Windows)
  /   1257 - Baltic (Windows)
  /   1258 - Vietnam (OEM, Windows)
  /   437  - U.S. (OEM)
  /   720  - Arabic (OEM)
  /   737  - Greek (OEM)
  /   775  - Baltic (OEM)
  /   850  - Multilingual Latin 1 (OEM)
  /   858  - Multilingual Latin 1 + Euro (OEM)
  /   852  - Latin 2 (OEM)
  /   855  - Cyrillic (OEM)
  /   866  - Russian (OEM)
  /   857  - Turkish (OEM)
  /   862  - Hebrew (OEM)
  /   874  - Thai (OEM, Windows)
  /   1    - ASCII (Valid for only non-LFN cfg.) */
  
  
  #define	_USE_LFN	1		/* 0 to 3 */
  #define	_MAX_LFN	255		/* Maximum LFN length to handle (12 to 255) */
  /* The _USE_LFN option switches the LFN feature.
  /
  /   0: Disable LFN feature. _MAX_LFN and _LFN_UNICODE have no effect.
  /   1: Enable LFN with static working buffer on the BSS. Always NOT thread-safe.
  /   2: Enable LFN with dynamic working buffer on the STACK.
  /   3: Enable LFN with dynamic working buffer on the HEAP.
  /
  /  When enable LFN feature, Unicode handling functions ff_convert() and ff_wtoupper()
  /  function must be added to the project.
  /  The LFN working buffer occupies (_MAX_LFN + 1) * 2 bytes. When use stack for the
  /  working buffer, take care on stack overflow. When use heap memory for the working
  /  buffer, memory management functions, ff_memalloc() and ff_memfree(), must be added
  /  to the project. */
  
  #ifdef UNICODE
  #define	_LFN_UNICODE	1	/* 0:ANSI/OEM or 1:Unicode */
  #else
  #define _LFN_UNICODE	0
  #endif
  /* To switch the character encoding on the FatFs API (TCHAR) to Unicode, enable LFN
  /  feature and set _LFN_UNICODE to 1. This option affects behavior of string I/O
  /  functions. */
  
  
  #define _STRF_ENCODE	3	/* 0:ANSI/OEM, 1:UTF-16LE, 2:UTF-16BE, 3:UTF-8 */
  /* When Unicode API is enabled by _LFN_UNICODE option, this option selects the character
  /  encoding on the file to be read/written via string I/O functions, f_gets(), f_putc(),
  /  f_puts and f_printf(). This option has no effect when Unicode API is not enabled. */
  
  
  #define _FS_RPATH		2	/* 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() function are available.
  /   2: f_getcwd() function is available in addition to 1.
  /
  /  Note that output of the f_readdir() fnction is affected by this option. */
  
  
  /*---------------------------------------------------------------------------/
  / Drive/Volume Configurations
  /---------------------------------------------------------------------------*/
  
  #define _VOLUMES	8
  /* Number of volumes (logical drives) to be used. */
  
  
  #define _STR_VOLUME_ID	1	/* 0:Use only 0-9 for drive ID, 1:Use strings for drive ID */
  #define _VOLUME_STRS	"RAM","NAND","CF","SD1","SD2","USB1","USB2","USB3"
  /* When _STR_VOLUME_ID is set to 1, also pre-defined string can be used as drive number
  /  in the path name. _VOLUME_STRS defines the drive ID strings for each logical drives.
  /  Number of items must be equal to _VOLUMES. Valid characters for the drive ID strings
  /  are: 0-9 and A-Z. */
  
  
  #define	_MULTI_PARTITION	0	/* 0:Single partition, 1:Enable multiple partition */
  /* By default(0), each logical drive number is bound to the same physical drive number
  /  and only a FAT volume found on the physical drive is mounted. When it is set to 1,
  /  each logical drive number is bound to arbitrary drive/partition listed in VolToPart[].
  */
  
  
  #define	_MIN_SS		512
  #define	_MAX_SS		2048
  /* These options configure the sector size to be supported. (512, 1024, 2048 or 4096)
  /  Always set both 512 for most systems, all memory card and hard disk. But a larger
  /  value may be required for on-board flash memory and some type of optical media.
  /  When _MIN_SS != _MAX_SS, FatFs is configured to multiple sector size and
  /  GET_SECTOR_SIZE command must be implemented to the disk_ioctl() function. */
  
  
  #define	_USE_ERASE	0	/* 0:Disable or 1:Enable */
  /* To enable sector erase feature, set _USE_ERASE to 1. Also CTRL_ERASE_SECTOR command
  /  should be added to the disk_ioctl() function. */
  
  
  #define _FS_NOFSINFO	0	/* 0 to 3 */
  /* If you need to know correct free space on the FAT32 volume, set bit 0 of this
  /  option and f_getfree() function at first time after volume mount will force
  /  a full FAT scan. Bit 1 controls the last allocated cluster number as bit 0.
  /
  /  bit0=0: Use free cluster count in the FSINFO if available.
  /  bit0=1: Do not trust free cluster count in the FSINFO.
  /  bit1=0: Use last allocated cluster number in the FSINFO if available.
  /  bit1=1: Do not trust last allocated cluster number in the FSINFO.
  */
  
  
  
  /*---------------------------------------------------------------------------/
  / System Configurations
  /---------------------------------------------------------------------------*/
  
  #define _WORD_ACCESS	1	/* 0 or 1 */
  /* The _WORD_ACCESS option is an only platform dependent option. It defines
  /  which access method is used to the word data on the FAT volume.
  /
  /   0: Byte-by-byte access. Always compatible with all platforms.
  /   1: Word access. Do not choose this unless under both the following conditions.
  /
  /  * Address misaligned memory access is always allowed for all instructions.
  /  * Byte order on the memory is little-endian.
  /
  /  If it is the case, _WORD_ACCESS can also be set to 1 to improve performance
  /  and reduce code size.
  */
  
  
  #define	_FS_LOCK	0	/* 0:Disable or >=1:Enable */
  /* To enable file lock control feature, set _FS_LOCK to 1 or greater.
  /  The value defines how many files/sub-directories can be opened simultaneously.
  /  This feature consumes _FS_LOCK * 12 bytes of bss area. */
  
  
  #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 sync object type. e.g. HANDLE, OS_EVENT*, ID and etc.. */
  /*#include <windows.h>*/
  
  /* A header file that defines sync object types on the O/S, such as windows.h,
  /  ucos_ii.h and semphr.h, should be included here when enable this option.
  /  The _FS_REENTRANT option switches the re-entrancy (thread safe) of the FatFs module.
  /
  /   0: Disable re-entrancy. _FS_TIMEOUT and _SYNC_t have no effect.
  /   1: Enable re-entrancy. Also user provided synchronization handlers,
  /      ff_req_grant(), ff_rel_grant(), ff_del_syncobj() and ff_cre_syncobj()
  /      function must be added to the project.
  */
  
  
  #endif /* _FFCONFIG */
  