text: /*---------------------------------------------------------------------------/
  /  FatFs - FAT file system module configuration file  R0.11a (C)ChaN, 2015
  /---------------------------------------------------------------------------*/
  
  #define _FFCONF 64180	/* Revision ID */
  
  /*---------------------------------------------------------------------------/
  / Freescale adaptation configuration
  /---------------------------------------------------------------------------*/
  #define RAM_DISK_ENABLE
  /* Available options are:
  /      RAM_DISK_ENABLE
  /      USB_DISK_ENABLE
  /      SD_DISK_ENABLE
  /      MMC_DISK_ENABLE */
  
  /*---------------------------------------------------------------------------/
  / Function Configurations
  /---------------------------------------------------------------------------*/
  
  #define _FS_READONLY	0
  /* This option switches read-only configuration. (0:Read/Write or 1:Read-only)
  /  Read-only configuration removes writing API functions, f_write(), f_sync(),
  /  f_unlink(), f_mkdir(), f_chmod(), f_rename(), f_truncate(), f_getfree()
  /  and optional writing functions as well. */
  
  
  #define _FS_MINIMIZE	0
  /* This option defines minimization level to remove some basic 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	0
  /* This option switches string functions, f_gets(), f_putc(), f_puts() and
  /  f_printf().
  /
  /  0: Disable string functions.
  /  1: Enable without LF-CRLF conversion.
  /  2: Enable with LF-CRLF conversion. */
  
  
  #define _USE_FIND		0
  /* This option switches filtered directory read feature and related functions,
  /  f_findfirst() and f_findnext(). (0:Disable or 1:Enable) */
  
  
  #define	_USE_MKFS		0
  /* This option switches f_mkfs() function. (0:Disable or 1:Enable) */
  
  
  #define	_USE_FASTSEEK	0
  /* This option switches fast seek feature. (0:Disable or 1:Enable) */
  
  
  #define _USE_LABEL		0
  /* This option switches volume label functions, f_getlabel() and f_setlabel().
  /  (0:Disable or 1:Enable) */
  
  
  #define	_USE_FORWARD	0
  /* This option switches f_forward() function. (0:Disable or 1:Enable)
  /  To enable it, also _FS_TINY need to be set to 1. */
  
  
  /*---------------------------------------------------------------------------/
  / Locale and Namespace Configurations
  /---------------------------------------------------------------------------*/
  
  #define _CODE_PAGE	932
  /* This option specifies the OEM code page to be used on the target system.
  /  Incorrect setting of the code page can cause a file open failure.
  /
  /   1   - ASCII (No extended character. Non-LFN cfg. only)
  /   437 - U.S.
  /   720 - Arabic
  /   737 - Greek
  /   771 - KBL
  /   775 - Baltic
  /   850 - Latin 1
  /   852 - Latin 2
  /   855 - Cyrillic
  /   857 - Turkish
  /   860 - Portuguese
  /   861 - Icelandic
  /   862 - Hebrew
  /   863 - Canadian French
  /   864 - Arabic
  /   865 - Nordic
  /   866 - Russian
  /   869 - Greek 2
  /   932 - Japanese (DBCS)
  /   936 - Simplified Chinese (DBCS)
  /   949 - Korean (DBCS)
  /   950 - Traditional Chinese (DBCS)
  */
  
  
  #define	_USE_LFN	0
  #define	_MAX_LFN	255
  /* The _USE_LFN option switches the LFN feature.
  /
  /   0: Disable LFN feature. _MAX_LFN has 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 the LFN feature, Unicode handling functions (option/unicode.c) 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. */
  
  
  #define	_LFN_UNICODE	0
  /* This option switches character encoding on the API. (0:ANSI/OEM or 1:Unicode)
  /  To use Unicode string for the path name, enable LFN feature and set _LFN_UNICODE
  /  to 1. This option also affects behavior of string I/O functions. */
  
  
  #define _STRF_ENCODE	3
  /* When _LFN_UNICODE is 1, 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().
  /
  /  0: ANSI/OEM
  /  1: UTF-16LE
  /  2: UTF-16BE
  /  3: UTF-8
  /
  /  When _LFN_UNICODE is 0, this option has no effect. */
  
  
  #define _FS_RPATH	0
  /* This option configures relative path feature.
  /
  /   0: Disable relative path feature and remove related functions.
  /   1: Enable relative path feature. f_chdir() and f_chdrive() are available.
  /   2: f_getcwd() function is available in addition to 1.
  /
  /  Note that directory items read via f_readdir() are affected by this option. */
  
  
  /*---------------------------------------------------------------------------/
  / Drive/Volume Configurations
  /---------------------------------------------------------------------------*/
  
  #define _VOLUMES	1
  /* Number of volumes (logical drives) to be used. */
  
  
  #define _STR_VOLUME_ID	0
  #define _VOLUME_STRS	"RAM","NAND","CF","SD1","SD2","USB1","USB2","USB3"
  /* _STR_VOLUME_ID option switches string volume ID feature.
  /  When _STR_VOLUME_ID is set to 1, also pre-defined strings 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: A-Z and 0-9. */
  
  
  #define	_MULTI_PARTITION	0
  /* This option switches multi-partition feature. By default (0), each logical drive
  /  number is bound to the same physical drive number and only an FAT volume found on
  /  the physical drive will be mounted. When multi-partition feature is enabled (1),
  /  each logical drive number is bound to arbitrary physical drive and partition
  /  listed in the VolToPart[]. Also f_fdisk() funciton will be available. */
  
  
  #define	_MIN_SS		512
  #define	_MAX_SS		512
  /* These options configure the range of sector size to be supported. (512, 1024,
  /  2048 or 4096) Always set both 512 for most systems, all type of memory cards and
  /  harddisk. But a larger value may be required for on-board flash memory and some
  /  type of optical media. When _MAX_SS is larger than _MIN_SS, FatFs is configured
  /  to variable sector size and GET_SECTOR_SIZE command must be implemented to the
  /  disk_ioctl() function. */
  
  
  #define	_USE_TRIM	0
  /* This option switches ATA-TRIM feature. (0:Disable or 1:Enable)
  /  To enable Trim feature, also CTRL_TRIM command should be implemented to the
  /  disk_ioctl() function. */
  
  
  #define _FS_NOFSINFO	0
  /* 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 use of last allocated cluster number.
  /
  /  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	_FS_TINY	0
  /* This option switches tiny buffer configuration. (0:Normal or 1:Tiny)
  /  At the tiny configuration, size of the file object (FIL) is reduced _MAX_SS
  /  bytes. Instead of private sector buffer eliminated from the file object,
  /  common sector buffer in the file system object (FATFS) is used for the file
  /  data transfer. */
  
  
  #define _FS_NORTC	0
  #define _NORTC_MON	1
  #define _NORTC_MDAY	1
  #define _NORTC_YEAR	2015
  /* The _FS_NORTC option switches timestamp feature. If the system does not have
  /  an RTC function or valid timestamp is not needed, set _FS_NORTC to 1 to disable
  /  the timestamp feature. All objects modified by FatFs will have a fixed timestamp
  /  defined by _NORTC_MON, _NORTC_MDAY and _NORTC_YEAR.
  /  When timestamp feature is enabled (_FS_NORTC == 0), get_fattime() function need
  /  to be added to the project to read current time form RTC. _NORTC_MON,
  /  _NORTC_MDAY and _NORTC_YEAR have no effect.
  /  These options have no effect at read-only configuration (_FS_READONLY == 1). */
  
  
  #define	_FS_LOCK	0
  /* The _FS_LOCK option switches file lock feature to control duplicated file open
  /  and illegal operation to open objects. This option must be 0 when _FS_READONLY
  /  is 1.
  /
  /  0:  Disable file lock feature. To avoid volume corruption, application program
  /      should avoid illegal open, remove and rename to the open objects.
  /  >0: Enable file lock feature. The value defines how many files/sub-directories
  /      can be opened simultaneously under file lock control. Note that the file
  /      lock feature is independent of re-entrancy. */
  
  
  #define _FS_REENTRANT	0
  #define _FS_TIMEOUT		1000
  #define	_SYNC_t			HANDLE
  /* The _FS_REENTRANT option switches the re-entrancy (thread safe) of the FatFs
  /  module itself. Note that regardless of this option, file access to different
  /  volume is always re-entrant and volume control functions, f_mount(), f_mkfs()
  /  and f_fdisk() function, are always not re-entrant. Only file/directory access
  /  to the same volume is under control of this feature.
  /
  /   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. Samples are available in
  /      option/syscall.c.
  /
  /  The _FS_TIMEOUT defines timeout period in unit of time tick.
  /  The _SYNC_t defines O/S dependent sync object type. e.g. HANDLE, ID, OS_EVENT*,
  /  SemaphoreHandle_t and etc.. A header file for O/S definitions needs to be
  /  included somewhere in the scope of ff.c. */
  
  
  #define _WORD_ACCESS	0
  /* 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 to ALL instructions.
  /  * Byte order on the memory is little-endian.
  /
  /  If it is the case, _WORD_ACCESS can also be set to 1 to reduce code size.
  /  Following table shows allowable settings of some type of processors.
  /
  /  ARM7TDMI   0   *2          ColdFire   0    *1         V850E      0    *2
  /  Cortex-M3  0   *3          Z80        0/1             V850ES     0/1
  /  Cortex-M0  0   *2          x86        0/1             TLCS-870   0/1
  /  AVR        0/1             RX600(LE)  0/1             TLCS-900   0/1
  /  AVR32      0   *1          RL78       0    *2         R32C       0    *2
  /  PIC18      0/1             SH-2       0    *1         M16C       0/1
  /  PIC24      0   *2          H8S        0    *1         MSP430     0    *2
  /  PIC32      0   *1          H8/300H    0    *1         8051       0/1
  /
  /  *1:Big-endian.
  /  *2:Unaligned memory access is not supported.
  /  *3:Some compilers generate LDM/STM for mem_cpy function.
  */
  
  