Osawa_Odessa
Banned
Hello,
I am sorry for post this question again in another forum.
I use the code bellow for atmega128 to read and write to sd card. When i run the code i get the error:
This is the code, i use codevisionavr:
I am sorry for post this question again in another forum.
I use the code bellow for atmega128 to read and write to sd card. When i run the code i get the error:
I used uart to find out that the error is caused by f_open but i can't specify exactly what is causing it and how to fix it. Can anyone help me?
This is the code, i use codevisionavr:
Code:
/*---------------------------------------------------------------------------/
/ FatFs - FAT file system module include file R0.07e (C)ChaN, 2009
/----------------------------------------------------------------------------/
/ FatFs module is an open source software to implement FAT file system to
/ small embedded systems. This is a free software and is opened for education,
/ research and commercial developments under license policy of following terms.
/
/ Copyright (C) 2009, ChaN, all right reserved.
/
/ * The FatFs module is a free software and there is NO WARRANTY.
/ * No restriction on use. You can use, modify and redistribute it for
/ personal, non-profit or commercial product UNDER YOUR RESPONSIBILITY.
/ * Redistributions of source code must retain the above copyright notice.
/----------------------------------------------------------------------------*/
/**************************************************************************
Modified and optimized for the CodeVisionAVR V2.0 C Compiler
by Pavel Haiduc, HP InfoTech s.r.l. (C) 2009-2011
V1.0 July 2009 - initial R0.07c
V1.1 May 2011 - updated to R0.07e, improved speed and code size
**************************************************************************/
/*---------------------------------------------------------------------------/
/ FatFs Configuration Options
/
/ CAUTION! Do not forget to make clean the project after any changes to
/ the configuration options.
/
/----------------------------------------------------------------------------*/
#ifndef _FATFS
#define _FATFS 0x007E
#define _FS_READONLY 0
/* 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
/* 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. */
#define _FS_TINY 0
/* 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 _USE_MKFS 0
/* To enable f_mkfs function, set _USE_MKFS to 1 and set _FS_READONLY to 0 */
#define _USE_FORWARD 0
/* To enable f_forward function, set _USE_FORWARD to 1 and set _FS_TINY to 1. */
#define _CODE_PAGE 1 /* ASCII */
/* The _CODE_PAGE specifies the OEM code page to be used on the target system.
/
/ 1 - ASCII (Valid for only non LFN cfg.)
/ 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)
*/
#define _USE_LFN 0 /* NOT SUPPORTED */
#define _MAX_LFN 255 /* Maximum LFN length to handle (max:255) */
/* _USE_LFN option switches the LFN support.
/
/ 0: Disable LFN.
/ 1: Enable LFN with static working buffer on the bss. NOT REENTRANT.
/ 2: Enable LFN with dynamic working buffer on the caller's STACK.
/
/ The working buffer occupies (_MAX_LFN + 1) * 2 bytes. When enabling LFN,
/ Unicode handling functions ff_convert() and ff_wtoupper() must be added
/ to the project. */
#define _LFN_UNICODE 0 /* NOT SUPPORTED */
/* Enable unicode support for long file names */
#define _FS_RPATH 1
/* When _FS_RPATH is set to 1, relative path feature is enabled and f_chdir,
/ f_chdrive function are available.
/ Note that output of the f_readdir fnction is affected by this option. */
#define _FS_REENTRANT 0
#define _TIMEOUT 1000 /* Timeout period in unit of time ticks of the OS */
#define _SYNC_t HANDLE /* Type of sync object used on the OS. e.g. HANDLE, OS_EVENT*, ID and etc.. */
/* To make the FatFs module re-entrant, set _FS_REENTRANT to 1 and add user
/ provided synchronization handlers, ff_req_grant, ff_rel_grant, ff_del_syncobj
/ and ff_cre_syncobj function to the project. */
#define _DRIVES 1
/* Number of volumes (logical drives) to be used. */
#define _MAX_SS 512
/* Maximum sector size to be handled. (512/1024/2048/4096) */
/* Usually set 512 for memory card and hard disk but 1024 for floppy disk, 2048 for MO disk */
/* When _MAX_SS > 512, GET_SECTOR_SIZE must be implemented to disk_ioctl() */
#define _MULTI_PARTITION 0
/* When _MULTI_PARTITION is set to 0, each volume is bound to the same physical
/ drive number and can mount only first primary partition. When it is set to 1,
/ each volume is tied to the partitions listed in Drives[]. */
/* End of configuration options. Do not change followings without care. */
/*--------------------------------------------------------------------------*/
#include <sdcard.h>
/* DBCS code ranges and SBCS extend char conversion table */
#if _CODE_PAGE == 932 /* Japanese Shift-JIS */
#define _DF1S 0x81 /* DBC 1st byte range 1 start */
#define _DF1E 0x9F /* DBC 1st byte range 1 end */
#define _DF2S 0xE0 /* DBC 1st byte range 2 start */
#define _DF2E 0xFC /* DBC 1st byte range 2 end */
#define _DS1S 0x40 /* DBC 2nd byte range 1 start */
#define _DS1E 0x7E /* DBC 2nd byte range 1 end */
#define _DS2S 0x80 /* DBC 2nd byte range 2 start */
#define _DS2E 0xFC /* DBC 2nd byte range 2 end */
#elif _CODE_PAGE == 936 /* Simplified Chinese GBK */
#define _DF1S 0x81
#define _DF1E 0xFE
#define _DS1S 0x40
#define _DS1E 0x7E
#define _DS2S 0x80
#define _DS2E 0xFE
#elif _CODE_PAGE == 949 /* Korean */
#define _DF1S 0x81
#define _DF1E 0xFE
#define _DS1S 0x41
#define _DS1E 0x5A
#define _DS2S 0x61
#define _DS2E 0x7A
#define _DS3S 0x81
#define _DS3E 0xFE
#elif _CODE_PAGE == 950 /* Traditional Chinese Big5 */
#define _DF1S 0x81
#define _DF1E 0xFE
#define _DS1S 0x40
#define _DS1E 0x7E
#define _DS2S 0xA1
#define _DS2E 0xFE
#elif _CODE_PAGE == 437 /* U.S. (OEM) */
#define _DF1S 0
#define _EXCVT {0x80,0x9A,0x90,0x41,0x8E,0x41,0x8F,0x80,0x45,0x45,0x45,0x49,0x49,0x49,0x8E,0x8F,0x90,0x92,0x92,0x4F,0x99,0x4F,0x55,0x55,0x59,0x99,0x9A,0x9B,0x9C,0x9D,0x9E,0x9F, \
0x41,0x49,0x4F,0x55,0xA5,0xA5,0xA6,0xA7,0xA8,0xA9,0xAA,0xAB,0xAC,0x21,0xAE,0xAF,0xB0,0xB1,0xB2,0xB3,0xB4,0xB5,0xB6,0xB7,0xB8,0xB9,0xBA,0xBB,0xBC,0xBD,0xBE,0xBF, \
0xC0,0xC1,0xC2,0xC3,0xC4,0xC5,0xC6,0xC7,0xC8,0xC9,0xCA,0xCB,0xCC,0xCD,0xCE,0xCF,0xD0,0xD1,0xD2,0xD3,0xD4,0xD5,0xD6,0xD7,0xD8,0xD9,0xDA,0xDB,0xDC,0xDD,0xDE,0xDF, \
0xE0,0xE1,0xE2,0xE3,0xE4,0xE5,0xE6,0xE7,0xE8,0xE9,0xEA,0xEB,0xEC,0xED,0xEE,0xEF,0xF0,0xF1,0xF2,0xF3,0xF4,0xF5,0xF6,0xF7,0xF8,0xF9,0xFA,0xFB,0xFC,0xFD,0xFE,0xFF}
#elif _CODE_PAGE == 720 /* Arabic (OEM) */
#define _DF1S 0
#define _EXCVT {0x80,0x81,0x45,0x41,0x84,0x41,0x86,0x43,0x45,0x45,0x45,0x49,0x49,0x8D,0x8E,0x8F,0x90,0x92,0x92,0x93,0x94,0x95,0x49,0x49,0x98,0x99,0x9A,0x9B,0x9C,0x9D,0x9E,0x9F, \
0xA0,0xA1,0xA2,0xA3,0xA4,0xA5,0xA6,0xA7,0xA8,0xA9,0xAA,0xAB,0xAC,0xAD,0xAE,0xAF,0xB0,0xB1,0xB2,0xB3,0xB4,0xB5,0xB6,0xB7,0xB8,0xB9,0xBA,0xBB,0xBC,0xBD,0xBE,0xBF, \
0xC0,0xC1,0xC2,0xC3,0xC4,0xC5,0xC6,0xC7,0xC8,0xC9,0xCA,0xCB,0xCC,0xCD,0xCE,0xCF,0xD0,0xD1,0xD2,0xD3,0xD4,0xD5,0xD6,0xD7,0xD8,0xD9,0xDA,0xDB,0xDC,0xDD,0xDE,0xDF, \
0xE0,0xE1,0xE2,0xE3,0xE4,0xE5,0xE6,0xE7,0xE8,0xE9,0xEA,0xEB,0xEC,0xED,0xEE,0xEF,0xF0,0xF1,0xF2,0xF3,0xF4,0xF5,0xF6,0xF7,0xF8,0xF9,0xFA,0xFB,0xFC,0xFD,0xFE,0xFF}
#elif _CODE_PAGE == 737 /* Greek (OEM) */
#define _DF1S 0
#define _EXCVT {0x80,0x81,0x82,0x83,0x84,0x85,0x86,0x87,0x88,0x89,0x8A,0x8B,0x8C,0x8D,0x8E,0x8F,0x90,0x92,0x92,0x93,0x94,0x95,0x96,0x97,0x80,0x81,0x82,0x83,0x84,0x85,0x86,0x87, \
0x88,0x89,0x8A,0x8B,0x8C,0x8D,0x8E,0x8F,0x90,0x91,0xAA,0x92,0x93,0x94,0x95,0x96,0xB0,0xB1,0xB2,0xB3,0xB4,0xB5,0xB6,0xB7,0xB8,0xB9,0xBA,0xBB,0xBC,0xBD,0xBE,0xBF, \
0xC0,0xC1,0xC2,0xC3,0xC4,0xC5,0xC6,0xC7,0xC8,0xC9,0xCA,0xCB,0xCC,0xCD,0xCE,0xCF,0xD0,0xD1,0xD2,0xD3,0xD4,0xD5,0xD6,0xD7,0xD8,0xD9,0xDA,0xDB,0xDC,0xDD,0xDE,0xDF, \
0x97,0xEA,0xEB,0xEC,0xE4,0xED,0xEE,0xE7,0xE8,0xF1,0xEA,0xEB,0xEC,0xED,0xEE,0xEF,0xF0,0xF1,0xF2,0xF3,0xF4,0xF5,0xF6,0xF7,0xF8,0xF9,0xFA,0xFB,0xFC,0xFD,0xFE,0xFF}
#elif _CODE_PAGE == 775 /* Baltic (OEM) */
#define _DF1S 0
#define _EXCVT {0x80,0x9A,0x91,0xA0,0x8E,0x95,0x8F,0x80,0xAD,0xED,0x8A,0x8A,0xA1,0x8D,0x8E,0x8F,0x90,0x92,0x92,0xE2,0x99,0x95,0x96,0x97,0x97,0x99,0x9A,0x9D,0x9C,0x9D,0x9E,0x9F, \
0xA0,0xA1,0xE0,0xA3,0xA3,0xA5,0xA6,0xA7,0xA8,0xA9,0xAA,0xAB,0xAC,0xAD,0xAE,0xAF,0xB0,0xB1,0xB2,0xB3,0xB4,0xB5,0xB6,0xB7,0xB8,0xB9,0xBA,0xBB,0xBC,0xBD,0xBE,0xBF, \
0xC0,0xC1,0xC2,0xC3,0xC4,0xC5,0xC6,0xC7,0xC8,0xC9,0xCA,0xCB,0xCC,0xCD,0xCE,0xCF,0xB5,0xB6,0xB7,0xB8,0xBD,0xBE,0xC6,0xC7,0xA5,0xD9,0xDA,0xDB,0xDC,0xDD,0xDE,0xDF, \
0xE0,0xE1,0xE2,0xE3,0xE5,0xE5,0xE6,0xE3,0xE8,0xE8,0xEA,0xEA,0xEE,0xED,0xEE,0xEF,0xF0,0xF1,0xF2,0xF3,0xF4,0xF5,0xF6,0xF7,0xF8,0xF9,0xFA,0xFB,0xFC,0xFD,0xFE,0xFF}
#elif _CODE_PAGE == 850 /* Multilingual Latin 1 (OEM) */
#define _DF1S 0
#define _EXCVT {0x80,0x9A,0x90,0xB6,0x8E,0xB7,0x8F,0x80,0xD2,0xD3,0xD4,0xD8,0xD7,0xDE,0x8E,0x8F,0x90,0x92,0x92,0xE2,0x99,0xE3,0xEA,0xEB,0x59,0x99,0x9A,0x9D,0x9C,0x9D,0x9E,0x9F, \
0xB5,0xD6,0xE0,0xE9,0xA5,0xA5,0xA6,0xA7,0xA8,0xA9,0xAA,0xAB,0xAC,0x21,0xAE,0xAF,0xB0,0xB1,0xB2,0xB3,0xB4,0xB5,0xB6,0xB7,0xB8,0xB9,0xBA,0xBB,0xBC,0xBD,0xBE,0xBF, \
0xC0,0xC1,0xC2,0xC3,0xC4,0xC5,0xC7,0xC7,0xC8,0xC9,0xCA,0xCB,0xCC,0xCD,0xCE,0xCF,0xD0,0xD1,0xD2,0xD3,0xD4,0xD5,0xD6,0xD7,0xD8,0xD9,0xDA,0xDB,0xDC,0xDD,0xDE,0xDF, \
0xE0,0xE1,0xE2,0xE3,0xE5,0xE5,0xE6,0xE7,0xE7,0xE9,0xEA,0xEB,0xED,0xED,0xEE,0xEF,0xF0,0xF1,0xF2,0xF3,0xF4,0xF5,0xF6,0xF7,0xF8,0xF9,0xFA,0xFB,0xFC,0xFD,0xFE,0xFF}
#elif _CODE_PAGE == 852 /* Latin 2 (OEM) */
#define _DF1S 0
#define _EXCVT {0x80,0x9A,0x90,0xB6,0x8E,0xDE,0x8F,0x80,0x9D,0xD3,0x8A,0x8A,0xD7,0x8D,0x8E,0x8F,0x90,0x91,0x91,0xE2,0x99,0x95,0x95,0x97,0x97,0x99,0x9A,0x9B,0x9B,0x9D,0x9E,0x9F, \
0xB5,0xD6,0xE0,0xE9,0xA4,0xA4,0xA6,0xA6,0xA8,0xA8,0xAA,0x8D,0xAC,0xB8,0xAE,0xAF,0xB0,0xB1,0xB2,0xB3,0xB4,0xB5,0xB6,0xB7,0xB8,0xB9,0xBA,0xBB,0xBC,0xBD,0xBD,0xBF, \
0xC0,0xC1,0xC2,0xC3,0xC4,0xC5,0xC6,0xC6,0xC8,0xC9,0xCA,0xCB,0xCC,0xCD,0xCE,0xCF,0xD1,0xD1,0xD2,0xD3,0xD2,0xD5,0xD6,0xD7,0xB7,0xD9,0xDA,0xDB,0xDC,0xDD,0xDE,0xDF, \
0xE0,0xE1,0xE2,0xE3,0xE3,0xD5,0xE6,0xE6,0xE8,0xE9,0xE8,0xEB,0xED,0xED,0xDD,0xEF,0xF0,0xF1,0xF2,0xF3,0xF4,0xF5,0xF6,0xF7,0xF8,0xF9,0xFA,0xEB,0xFC,0xFC,0xFE,0xFF}
#elif _CODE_PAGE == 855 /* Cyrillic (OEM) */
#define _DF1S 0
#define _EXCVT {0x81,0x81,0x83,0x83,0x85,0x85,0x87,0x87,0x89,0x89,0x8B,0x8B,0x8D,0x8D,0x8F,0x8F,0x91,0x91,0x93,0x93,0x95,0x95,0x97,0x97,0x99,0x99,0x9B,0x9B,0x9D,0x9D,0x9F,0x9F, \
0xA1,0xA1,0xA3,0xA3,0xA5,0xA5,0xA7,0xA7,0xA9,0xA9,0xAB,0xAB,0xAD,0xAD,0xAE,0xAF,0xB0,0xB1,0xB2,0xB3,0xB4,0xB6,0xB6,0xB8,0xB8,0xB9,0xBA,0xBB,0xBC,0xBE,0xBE,0xBF, \
0xC0,0xC1,0xC2,0xC3,0xC4,0xC5,0xC7,0xC7,0xC8,0xC9,0xCA,0xCB,0xCC,0xCD,0xCE,0xCF,0xD1,0xD1,0xD3,0xD3,0xD5,0xD5,0xD7,0xD7,0xDD,0xD9,0xDA,0xDB,0xDC,0xDD,0xE0,0xDF, \
0xE0,0xE2,0xE2,0xE4,0xE4,0xE6,0xE6,0xE8,0xE8,0xEA,0xEA,0xEC,0xEC,0xEE,0xEE,0xEF,0xF0,0xF2,0xF2,0xF4,0xF4,0xF6,0xF6,0xF8,0xF8,0xFA,0xFA,0xFC,0xFC,0xFD,0xFE,0xFF}
#elif _CODE_PAGE == 857 /* Turkish (OEM) */
#define _DF1S 0
#define _EXCVT {0x80,0x9A,0x90,0xB6,0x8E,0xB7,0x8F,0x80,0xD2,0xD3,0xD4,0xD8,0xD7,0x98,0x8E,0x8F,0x90,0x92,0x92,0xE2,0x99,0xE3,0xEA,0xEB,0x98,0x99,0x9A,0x9D,0x9C,0x9D,0x9E,0x9E, \
0xB5,0xD6,0xE0,0xE9,0xA5,0xA5,0xA6,0xA6,0xA8,0xA9,0xAA,0xAB,0xAC,0x21,0xAE,0xAF,0xB0,0xB1,0xB2,0xB3,0xB4,0xB5,0xB6,0xB7,0xB8,0xB9,0xBA,0xBB,0xBC,0xBD,0xBE,0xBF, \
0xC0,0xC1,0xC2,0xC3,0xC4,0xC5,0xC7,0xC7,0xC8,0xC9,0xCA,0xCB,0xCC,0xCD,0xCE,0xCF,0xD0,0xD1,0xD2,0xD3,0xD4,0xD5,0xD6,0xD7,0xD8,0xD9,0xDA,0xDB,0xDC,0xDD,0xDE,0xDF, \
0xE0,0xE1,0xE2,0xE3,0xE5,0xE5,0xE6,0xE7,0xE8,0xE9,0xEA,0xEB,0xDE,0x59,0xEE,0xEF,0xF0,0xF1,0xF2,0xF3,0xF4,0xF5,0xF6,0xF7,0xF8,0xF9,0xFA,0xFB,0xFC,0xFD,0xFE,0xFF}
#elif _CODE_PAGE == 858 /* Multilingual Latin 1 + Euro (OEM) */
#define _DF1S 0
#define _EXCVT {0x80,0x9A,0x90,0xB6,0x8E,0xB7,0x8F,0x80,0xD2,0xD3,0xD4,0xD8,0xD7,0xDE,0x8E,0x8F,0x90,0x92,0x92,0xE2,0x99,0xE3,0xEA,0xEB,0x59,0x99,0x9A,0x9D,0x9C,0x9D,0x9E,0x9F, \
0xB5,0xD6,0xE0,0xE9,0xA5,0xA5,0xA6,0xA7,0xA8,0xA9,0xAA,0xAB,0xAC,0x21,0xAE,0xAF,0xB0,0xB1,0xB2,0xB3,0xB4,0xB5,0xB6,0xB7,0xB8,0xB9,0xBA,0xBB,0xBC,0xBD,0xBE,0xBF, \
0xC0,0xC1,0xC2,0xC3,0xC4,0xC5,0xC7,0xC7,0xC8,0xC9,0xCA,0xCB,0xCC,0xCD,0xCE,0xCF,0xD1,0xD1,0xD2,0xD3,0xD4,0xD5,0xD6,0xD7,0xD8,0xD9,0xDA,0xDB,0xDC,0xDD,0xDE,0xDF, \
0xE0,0xE1,0xE2,0xE3,0xE5,0xE5,0xE6,0xE7,0xE7,0xE9,0xEA,0xEB,0xED,0xED,0xEE,0xEF,0xF0,0xF1,0xF2,0xF3,0xF4,0xF5,0xF6,0xF7,0xF8,0xF9,0xFA,0xFB,0xFC,0xFD,0xFE,0xFF}
#elif _CODE_PAGE == 862 /* Hebrew (OEM) */
#define _DF1S 0
#define _EXCVT {0x80,0x81,0x82,0x83,0x84,0x85,0x86,0x87,0x88,0x89,0x8A,0x8B,0x8C,0x8D,0x8E,0x8F,0x90,0x91,0x92,0x93,0x94,0x95,0x96,0x97,0x98,0x99,0x9A,0x9B,0x9C,0x9D,0x9E,0x9F, \
0x41,0x49,0x4F,0x55,0xA5,0xA5,0xA6,0xA7,0xA8,0xA9,0xAA,0xAB,0xAC,0x21,0xAE,0xAF,0xB0,0xB1,0xB2,0xB3,0xB4,0xB5,0xB6,0xB7,0xB8,0xB9,0xBA,0xBB,0xBC,0xBD,0xBE,0xBF, \
0xC0,0xC1,0xC2,0xC3,0xC4,0xC5,0xC6,0xC7,0xC8,0xC9,0xCA,0xCB,0xCC,0xCD,0xCE,0xCF,0xD0,0xD1,0xD2,0xD3,0xD4,0xD5,0xD6,0xD7,0xD8,0xD9,0xDA,0xDB,0xDC,0xDD,0xDE,0xDF, \
0xE0,0xE1,0xE2,0xE3,0xE4,0xE5,0xE6,0xE7,0xE8,0xE9,0xEA,0xEB,0xEC,0xED,0xEE,0xEF,0xF0,0xF1,0xF2,0xF3,0xF4,0xF5,0xF6,0xF7,0xF8,0xF9,0xFA,0xFB,0xFC,0xFD,0xFE,0xFF}
#elif _CODE_PAGE == 866 /* Russian (OEM) */
#define _DF1S 0
#define _EXCVT {0x80,0x81,0x82,0x83,0x84,0x85,0x86,0x87,0x88,0x89,0x8A,0x8B,0x8C,0x8D,0x8E,0x8F,0x90,0x91,0x92,0x93,0x94,0x95,0x96,0x97,0x98,0x99,0x9A,0x9B,0x9C,0x9D,0x9E,0x9F, \
0x80,0x81,0x82,0x83,0x84,0x85,0x86,0x87,0x88,0x89,0x8A,0x8B,0x8C,0x8D,0x8E,0x8F,0xB0,0xB1,0xB2,0xB3,0xB4,0xB5,0xB6,0xB7,0xB8,0xB9,0xBA,0xBB,0xBC,0xBD,0xBE,0xBF, \
0xC0,0xC1,0xC2,0xC3,0xC4,0xC5,0xC6,0xC7,0xC8,0xC9,0xCA,0xCB,0xCC,0xCD,0xCE,0xCF,0xD0,0xD1,0xD2,0xD3,0xD4,0xD5,0xD6,0xD7,0xD8,0xD9,0xDA,0xDB,0xDC,0xDD,0xDE,0xDF, \
0x90,0x91,0x92,0x93,0x9d,0x95,0x96,0x97,0x98,0x99,0x9A,0x9B,0x9C,0x9D,0x9E,0x9F,0xF0,0xF0,0xF2,0xF2,0xF4,0xF4,0xF6,0xF6,0xF8,0xF9,0xFA,0xFB,0xFC,0xFD,0xFE,0xFF}
#elif _CODE_PAGE == 874 /* Thai (OEM, Windows) */
#define _DF1S 0
#define _EXCVT {0x80,0x81,0x82,0x83,0x84,0x85,0x86,0x87,0x88,0x89,0x8A,0x8B,0x8C,0x8D,0x8E,0x8F,0x90,0x91,0x92,0x93,0x94,0x95,0x96,0x97,0x98,0x99,0x9A,0x9B,0x9C,0x9D,0x9E,0x9F, \
0xA0,0xA1,0xA2,0xA3,0xA4,0xA5,0xA6,0xA7,0xA8,0xA9,0xAA,0xAB,0xAC,0xAD,0xAE,0xAF,0xB0,0xB1,0xB2,0xB3,0xB4,0xB5,0xB6,0xB7,0xB8,0xB9,0xBA,0xBB,0xBC,0xBD,0xBE,0xBF, \
0xC0,0xC1,0xC2,0xC3,0xC4,0xC5,0xC6,0xC7,0xC8,0xC9,0xCA,0xCB,0xCC,0xCD,0xCE,0xCF,0xD0,0xD1,0xD2,0xD3,0xD4,0xD5,0xD6,0xD7,0xD8,0xD9,0xDA,0xDB,0xDC,0xDD,0xDE,0xDF, \
0xE0,0xE1,0xE2,0xE3,0xE4,0xE5,0xE6,0xE7,0xE8,0xE9,0xEA,0xEB,0xEC,0xED,0xEE,0xEF,0xF0,0xF1,0xF2,0xF3,0xF4,0xF5,0xF6,0xF7,0xF8,0xF9,0xFA,0xFB,0xFC,0xFD,0xFE,0xFF}
#elif _CODE_PAGE == 1250 /* Central Europe (Windows) */
#define _DF1S 0
#define _EXCVT {0x80,0x81,0x82,0x83,0x84,0x85,0x86,0x87,0x88,0x89,0x8A,0x8B,0x8C,0x8D,0x8E,0x8F,0x90,0x91,0x92,0x93,0x94,0x95,0x96,0x97,0x98,0x99,0x8A,0x9B,0x8C,0x8D,0x8E,0x8F, \
0xA0,0xA1,0xA2,0xA3,0xA4,0xA5,0xA6,0xA7,0xA8,0xA9,0xAA,0xAB,0xAC,0xAD,0xAE,0xAF,0xB0,0xB1,0xB2,0xA3,0xB4,0xB5,0xB6,0xB7,0xB8,0xA5,0xAA,0xBB,0xBC,0xBD,0xBC,0xAF, \
0xC0,0xC1,0xC2,0xC3,0xC4,0xC5,0xC6,0xC7,0xC8,0xC9,0xCA,0xCB,0xCC,0xCD,0xCE,0xCF,0xD0,0xD1,0xD2,0xD3,0xD4,0xD5,0xD6,0xD7,0xD8,0xD9,0xDA,0xDB,0xDC,0xDD,0xDE,0xDF, \
0xC0,0xC1,0xC2,0xC3,0xC4,0xC5,0xC6,0xC7,0xC8,0xC9,0xCA,0xCB,0xCC,0xCD,0xCE,0xCF,0xD0,0xD1,0xD2,0xD3,0xD4,0xD5,0xD6,0xF7,0xD8,0xD9,0xDA,0xDB,0xDC,0xDD,0xDE,0xFF}
#elif _CODE_PAGE == 1251 /* Cyrillic (Windows) */
#define _DF1S 0
#define _EXCVT {0x80,0x81,0x82,0x82,0x84,0x85,0x86,0x87,0x88,0x89,0x8A,0x8B,0x8C,0x8D,0x8E,0x8F,0x80,0x91,0x92,0x93,0x94,0x95,0x96,0x97,0x98,0x99,0x8A,0x9B,0x8C,0x8D,0x8E,0x8F, \
0xA0,0xA2,0xA2,0xA3,0xA4,0xA5,0xA6,0xA7,0xA8,0xA9,0xAA,0xAB,0xAC,0xAD,0xAE,0xAF,0xB0,0xB1,0xB2,0xB2,0xA5,0xB5,0xB6,0xB7,0xA8,0xB9,0xAA,0xBB,0xA3,0xBD,0xBD,0xAF, \
0xC0,0xC1,0xC2,0xC3,0xC4,0xC5,0xC6,0xC7,0xC8,0xC9,0xCA,0xCB,0xCC,0xCD,0xCE,0xCF,0xD0,0xD1,0xD2,0xD3,0xD4,0xD5,0xD6,0xD7,0xD8,0xD9,0xDA,0xDB,0xDC,0xDD,0xDE,0xDF, \
0xC0,0xC1,0xC2,0xC3,0xC4,0xC5,0xC6,0xC7,0xC8,0xC9,0xCA,0xCB,0xCC,0xCD,0xCE,0xCF,0xD0,0xD1,0xD2,0xD3,0xD4,0xD5,0xD6,0xD7,0xD8,0xD9,0xDA,0xDB,0xDC,0xDD,0xDE,0xDF}
#elif _CODE_PAGE == 1252 /* Latin 1 (Windows) */
#define _DF1S 0
#define _EXCVT {0x80,0x81,0x82,0x83,0x84,0x85,0x86,0x87,0x88,0x89,0x8A,0x8B,0x8C,0x8D,0x8E,0x8F,0x90,0x91,0x92,0x93,0x94,0x95,0x96,0x97,0x98,0x99,0xAd,0x9B,0x8C,0x9D,0xAE,0x9F, \
0xA0,0x21,0xA2,0xA3,0xA4,0xA5,0xA6,0xA7,0xA8,0xA9,0xAA,0xAB,0xAC,0xAD,0xAE,0xAF,0xB0,0xB1,0xB2,0xB3,0xB4,0xB5,0xB6,0xB7,0xB8,0xB9,0xBA,0xBB,0xBC,0xBD,0xBE,0xBF, \
0xC0,0xC1,0xC2,0xC3,0xC4,0xC5,0xC6,0xC7,0xC8,0xC9,0xCA,0xCB,0xCC,0xCD,0xCE,0xCF,0xD0,0xD1,0xD2,0xD3,0xD4,0xD5,0xD6,0xD7,0xD8,0xD9,0xDA,0xDB,0xDC,0xDD,0xDE,0xDF, \
0xC0,0xC1,0xC2,0xC3,0xC4,0xC5,0xC6,0xC7,0xC8,0xC9,0xCA,0xCB,0xCC,0xCD,0xCE,0xCF,0xD0,0xD1,0xD2,0xD3,0xD4,0xD5,0xD6,0xF7,0xD8,0xD9,0xDA,0xDB,0xDC,0xDD,0xDE,0x9F}
#elif _CODE_PAGE == 1253 /* Greek (Windows) */
#define _DF1S 0
#define _EXCVT {0x80,0x81,0x82,0x83,0x84,0x85,0x86,0x87,0x88,0x89,0x8A,0x8B,0x8C,0x8D,0x8E,0x8F,0x90,0x91,0x92,0x93,0x94,0x95,0x96,0x97,0x98,0x99,0x9A,0x9B,0x9C,0x9D,0x9E,0x9F, \
0xA0,0xA1,0xA2,0xA3,0xA4,0xA5,0xA6,0xA7,0xA8,0xA9,0xAA,0xAB,0xAC,0xAD,0xAE,0xAF,0xB0,0xB1,0xB2,0xB3,0xB4,0xB5,0xB6,0xB7,0xB8,0xB9,0xBA,0xBB,0xBC,0xBD,0xBE,0xBF, \
0xC0,0xC1,0xC2,0xC3,0xC4,0xC5,0xC6,0xC7,0xC8,0xC9,0xCA,0xCB,0xCC,0xCD,0xCE,0xCF,0xD0,0xD1,0xD2,0xD3,0xD4,0xD5,0xD6,0xD7,0xD8,0xD9,0xDA,0xDB,0xA2,0xB8,0xB9,0xBA, \
0xE0,0xC1,0xC2,0xC3,0xC4,0xC5,0xC6,0xC7,0xC8,0xC9,0xCA,0xCB,0xCC,0xCD,0xCE,0xCF,0xD0,0xD1,0xF2,0xD3,0xD4,0xD5,0xD6,0xD7,0xD8,0xD9,0xDA,0xFB,0xBC,0xFD,0xBF,0xFF}
#elif _CODE_PAGE == 1254 /* Turkish (Windows) */
#define _DF1S 0
#define _EXCVT {0x80,0x81,0x82,0x83,0x84,0x85,0x86,0x87,0x88,0x89,0x8A,0x8B,0x8C,0x8D,0x8E,0x8F,0x90,0x91,0x92,0x93,0x94,0x95,0x96,0x97,0x98,0x99,0x8A,0x9B,0x8C,0x9D,0x9E,0x9F, \
0xA0,0x21,0xA2,0xA3,0xA4,0xA5,0xA6,0xA7,0xA8,0xA9,0xAA,0xAB,0xAC,0xAD,0xAE,0xAF,0xB0,0xB1,0xB2,0xB3,0xB4,0xB5,0xB6,0xB7,0xB8,0xB9,0xBA,0xBB,0xBC,0xBD,0xBE,0xBF, \
0xC0,0xC1,0xC2,0xC3,0xC4,0xC5,0xC6,0xC7,0xC8,0xC9,0xCA,0xCB,0xCC,0xCD,0xCE,0xCF,0xD0,0xD1,0xD2,0xD3,0xD4,0xD5,0xD6,0xD7,0xD8,0xD9,0xDA,0xDB,0xDC,0xDD,0xDE,0xDF, \
0xC0,0xC1,0xC2,0xC3,0xC4,0xC5,0xC6,0xC7,0xC8,0xC9,0xCA,0xCB,0xCC,0xCD,0xCE,0xCF,0xD0,0xD1,0xD2,0xD3,0xD4,0xD5,0xD6,0xF7,0xD8,0xD9,0xDA,0xDB,0xDC,0xDD,0xDE,0x9F}
#elif _CODE_PAGE == 1255 /* Hebrew (Windows) */
#define _DF1S 0
#define _EXCVT {0x80,0x81,0x82,0x83,0x84,0x85,0x86,0x87,0x88,0x89,0x8A,0x8B,0x8C,0x8D,0x8E,0x8F,0x90,0x91,0x92,0x93,0x94,0x95,0x96,0x97,0x98,0x99,0x9A,0x9B,0x9C,0x9D,0x9E,0x9F, \
0xA0,0x21,0xA2,0xA3,0xA4,0xA5,0xA6,0xA7,0xA8,0xA9,0xAA,0xAB,0xAC,0xAD,0xAE,0xAF,0xB0,0xB1,0xB2,0xB3,0xB4,0xB5,0xB6,0xB7,0xB8,0xB9,0xBA,0xBB,0xBC,0xBD,0xBE,0xBF, \
0xC0,0xC1,0xC2,0xC3,0xC4,0xC5,0xC6,0xC7,0xC8,0xC9,0xCA,0xCB,0xCC,0xCD,0xCE,0xCF,0xD0,0xD1,0xD2,0xD3,0xD4,0xD5,0xD6,0xD7,0xD8,0xD9,0xDA,0xDB,0xDC,0xDD,0xDE,0xDF, \
0xE0,0xE1,0xE2,0xE3,0xE4,0xE5,0xE6,0xE7,0xE8,0xE9,0xEA,0xEB,0xEC,0xED,0xEE,0xEF,0xF0,0xF1,0xF2,0xF3,0xF4,0xF5,0xF6,0xF7,0xF8,0xF9,0xFA,0xFB,0xFC,0xFD,0xFE,0xFF}
#elif _CODE_PAGE == 1256 /* Arabic (Windows) */
#define _DF1S 0
#define _EXCVT {0x80,0x81,0x82,0x83,0x84,0x85,0x86,0x87,0x88,0x89,0x8A,0x8B,0x8C,0x8D,0x8E,0x8F,0x90,0x91,0x92,0x93,0x94,0x95,0x96,0x97,0x98,0x99,0x9A,0x9B,0x8C,0x9D,0x9E,0x9F, \
0xA0,0xA1,0xA2,0xA3,0xA4,0xA5,0xA6,0xA7,0xA8,0xA9,0xAA,0xAB,0xAC,0xAD,0xAE,0xAF,0xB0,0xB1,0xB2,0xB3,0xB4,0xB5,0xB6,0xB7,0xB8,0xB9,0xBA,0xBB,0xBC,0xBD,0xBE,0xBF, \
0xC0,0xC1,0xC2,0xC3,0xC4,0xC5,0xC6,0xC7,0xC8,0xC9,0xCA,0xCB,0xCC,0xCD,0xCE,0xCF,0xD0,0xD1,0xD2,0xD3,0xD4,0xD5,0xD6,0xD7,0xD8,0xD9,0xDA,0xDB,0xDC,0xDD,0xDE,0xDF, \
0x41,0xE1,0x41,0xE3,0xE4,0xE5,0xE6,0x43,0x45,0x45,0x45,0x45,0xEC,0xED,0x49,0x49,0xF0,0xF1,0xF2,0xF3,0x4F,0xF5,0xF6,0xF7,0xF8,0x55,0xFA,0x55,0x55,0xFD,0xFE,0xFF}
#elif _CODE_PAGE == 1257 /* Baltic (Windows) */
#define _DF1S 0
#define _EXCVT {0x80,0x81,0x82,0x83,0x84,0x85,0x86,0x87,0x88,0x89,0x8A,0x8B,0x8C,0x8D,0x8E,0x8F,0x90,0x91,0x92,0x93,0x94,0x95,0x96,0x97,0x98,0x99,0x9A,0x9B,0x9C,0x9D,0x9E,0x9F, \
0xA0,0xA1,0xA2,0xA3,0xA4,0xA5,0xA6,0xA7,0xA8,0xA9,0xAA,0xAB,0xAC,0xAD,0xAE,0xAF,0xB0,0xB1,0xB2,0xB3,0xB4,0xB5,0xB6,0xB7,0xA8,0xB9,0xAA,0xBB,0xBC,0xBD,0xBE,0xAF, \
0xC0,0xC1,0xC2,0xC3,0xC4,0xC5,0xC6,0xC7,0xC8,0xC9,0xCA,0xCB,0xCC,0xCD,0xCE,0xCF,0xD0,0xD1,0xD2,0xD3,0xD4,0xD5,0xD6,0xD7,0xD8,0xD9,0xDA,0xDB,0xDC,0xDD,0xDE,0xDF, \
0xC0,0xC1,0xC2,0xC3,0xC4,0xC5,0xC6,0xC7,0xC8,0xC9,0xCA,0xCB,0xCC,0xCD,0xCE,0xCF,0xD0,0xD1,0xD2,0xD3,0xD4,0xD5,0xD6,0xF7,0xD8,0xD9,0xDA,0xDB,0xDC,0xDD,0xDE,0xFF}
#elif _CODE_PAGE == 1258 /* Vietnam (OEM, Windows) */
#define _DF1S 0
#define _EXCVT {0x80,0x81,0x82,0x83,0x84,0x85,0x86,0x87,0x88,0x89,0x8A,0x8B,0x8C,0x8D,0x8E,0x8F,0x90,0x91,0x92,0x93,0x94,0x95,0x96,0x97,0x98,0x99,0x9A,0x9B,0xAC,0x9D,0x9E,0x9F, \
0xA0,0x21,0xA2,0xA3,0xA4,0xA5,0xA6,0xA7,0xA8,0xA9,0xAA,0xAB,0xAC,0xAD,0xAE,0xAF,0xB0,0xB1,0xB2,0xB3,0xB4,0xB5,0xB6,0xB7,0xB8,0xB9,0xBA,0xBB,0xBC,0xBD,0xBE,0xBF, \
0xC0,0xC1,0xC2,0xC3,0xC4,0xC5,0xC6,0xC7,0xC8,0xC9,0xCA,0xCB,0xCC,0xCD,0xCE,0xCF,0xD0,0xD1,0xD2,0xD3,0xD4,0xD5,0xD6,0xD7,0xD8,0xD9,0xDA,0xDB,0xDC,0xDD,0xDE,0xDF, \
0xC0,0xC1,0xC2,0xC3,0xC4,0xC5,0xC6,0xC7,0xC8,0xC9,0xCA,0xCB,0xEC,0xCD,0xCE,0xCF,0xD0,0xD1,0xF2,0xD3,0xD4,0xD5,0xD6,0xF7,0xD8,0xD9,0xDA,0xDB,0xDC,0xDD,0xFE,0x9F}
#elif _CODE_PAGE == 1 /* ASCII (for only non-LFN cfg) */
#define _DF1S 0
#else
#error Unknown code page
#endif
/* Character code support macros */
#define IsUpper(c) (((c)>='A')&&((c)<='Z'))
#define IsLower(c) (((c)>='a')&&((c)<='z'))
#define IsDigit(c) (((c)>='0')&&((c)<='9'))
#if _DF1S /* DBCS configuration */
#if _DF2S /* Two 1st byte areas */
#define IsDBCS1(c) (((unsigned char)(c) >= _DF1S && (unsigned char)(c) <= _DF1E) || ((unsigned char)(c) >= _DF2S && (unsigned char)(c) <= _DF2E))
#else /* One 1st byte area */
#define IsDBCS1(c) ((unsigned char)(c) >= _DF1S && (unsigned char)(c) <= _DF1E)
#endif
#if _DS3S /* Three 2nd byte areas */
#define IsDBCS2(c) (((unsigned char)(c) >= _DS1S && (unsigned char)(c) <= _DS1E) || ((unsigned char)(c) >= _DS2S && (unsigned char)(c) <= _DS2E) || ((unsigned char)(c) >= _DS3S && (unsigned char)(c) <= _DS3E))
#else /* Two 2nd byte areas */
#define IsDBCS2(c) (((unsigned char)(c) >= _DS1S && (unsigned char)(c) <= _DS1E) || ((unsigned char)(c) >= _DS2S && (unsigned char)(c) <= _DS2E))
#endif
#else /* SBCS configuration */
#define IsDBCS1(c) 0
#define IsDBCS2(c) 0
#endif /* _DF1S */
/* Definitions corresponds to multi partition */
#if _MULTI_PARTITION /* Multiple partition configuration */
typedef struct _PARTITION {
unsigned char pd; /* Physical drive# */
unsigned char pt; /* Partition # (0-3) */
} PARTITION;
extern
const PARTITION Drives[]; /* Logical drive# to physical location conversion table */
#define LD2PD(drv) (Drives[drv].pd) /* Get physical drive# */
#define LD2PT(drv) (Drives[drv].pt) /* Get partition# */
#else /* Single partition configuration */
#define LD2PD(drv) (drv) /* Physical drive# is equal to the logical drive# */
#define LD2PT(drv) 0 /* Always mounts the 1st partition */
#endif
/* Definitions corresponds to multiple sector size */
#if _MAX_SS == 512 /* Single sector size */
#define SS(fs) 512U
#elif _MAX_SS == 1024 || _MAX_SS == 2048 || _MAX_SS == 4096 /* Multiple sector size */
#define SS(fs) ((fs)->s_size)
#else
#error Sector size must be 512, 1024, 2048 or 4096.
#endif
/* Type of file name on FatFs API */
#if _LFN_UNICODE && _USE_LFN
typedef unsigned short XCHAR; /* Unicode */
#else
typedef char XCHAR; /* SBCS, DBCS */
#endif
/* File system object structure */
typedef struct _FATFS_ {
unsigned char fs_type; /* FAT sub type */
unsigned char drive; /* Physical drive number */
unsigned char csize; /* Number of sectors per cluster */
unsigned char n_fats; /* Number of FAT copies */
unsigned char wflag; /* win[] dirty flag (1:must be written back) */
unsigned char fsi_flag; /* fsinfo dirty flag (1:must be written back) */
unsigned short id; /* File system mount ID */
unsigned short n_rootdir; /* Number of root directory entries (0 on FAT32) */
#if _FS_REENTRANT
_SYNC_t sobj; /* Identifier of sync object */
#endif
#if _MAX_SS != 512
unsigned short s_size; /* Sector size */
#endif
#if !_FS_READONLY
unsigned long last_clust; /* Last allocated cluster */
unsigned long free_clust; /* Number of free clusters */
unsigned long fsi_sector; /* fsinfo sector */
#endif
#if _FS_RPATH
unsigned long cdir; /* Current directory (0:root)*/
#endif
unsigned long sects_fat; /* Sectors per fat */
unsigned long max_clust; /* Maximum cluster# + 1. Number of clusters is max_clust - 2 */
unsigned long fatbase; /* FAT start sector */
unsigned long dirbase; /* Root directory start sector (Cluster# on FAT32) */
unsigned long database; /* Data start sector */
unsigned long winsect; /* Current sector appearing in the win[] */
unsigned char win[_MAX_SS];/* Disk access window for Directory/FAT */
} FATFS;
/* Directory object structure */
typedef struct _DIR_ {
FATFS* fs; /* Pointer to the owner file system object */
unsigned short id; /* Owner file system mount ID */
unsigned short index; /* Current read/write index number */
unsigned long sclust; /* Table start cluster (0:Static table) */
unsigned long clust; /* Current cluster */
unsigned long sect; /* Current sector */
unsigned char* dir; /* Pointer to the current SFN entry in the win[] */
unsigned char* fn; /* Pointer to the SFN (in/out) {file[8],ext[3],status[1]} */
#if _USE_LFN
unsigned short* lfn; /* Pointer to the LFN working buffer */
unsigned short lfn_idx; /* Last matched LFN index number (0xFFFF:No LFN) */
#endif
} DIR;
/* File object structure */
typedef struct _FIL_ {
FATFS* fs; /* Pointer to the owner file system object */
unsigned short id; /* Owner file system mount ID */
unsigned char flag; /* File status flags */
unsigned char csect; /* Sector address in the cluster */
unsigned long fptr; /* File R/W pointer */
unsigned long fsize; /* File size */
unsigned long org_clust; /* File start cluster */
unsigned long curr_clust; /* Current cluster */
unsigned long dsect; /* Current data sector */
#if !_FS_READONLY
unsigned long dir_sect; /* Sector containing the directory entry */
unsigned char* dir_ptr; /* Pointer to the directory entry in the window */
#endif
#if !_FS_TINY
unsigned char buf[_MAX_SS];/* File R/W buffer */
#endif
} FIL;
/* File status structure */
typedef struct _FILINFO_ {
unsigned long fsize; /* File size */
unsigned short fdate; /* Last modified date */
unsigned short ftime; /* Last modified time */
unsigned char fattrib; /* Attribute */
char fname[13]; /* Short file name (8.3 format) */
#if _USE_LFN
XCHAR* lfname; /* Pointer to the LFN buffer */
int lfsize; /* Size of LFN buffer [chrs] */
#endif
} FILINFO;
/* File function return code (FRESULT) */
typedef enum {
FR_OK = 0, /* 0 */
FR_DISK_ERR, /* 1 */
FR_INT_ERR, /* 2 */
FR_NOT_READY, /* 3 */
FR_NO_FILE, /* 4 */
FR_NO_PATH, /* 5 */
FR_INVALID_NAME, /* 6 */
FR_DENIED, /* 7 */
FR_EXIST, /* 8 */
FR_INVALID_OBJECT, /* 9 */
FR_WRITE_PROTECTED, /* 10 */
FR_INVALID_DRIVE, /* 11 */
FR_NOT_ENABLED, /* 12 */
FR_NO_FILESYSTEM, /* 13 */
FR_MKFS_ABORTED, /* 14 */
FR_TIMEOUT /* 15 */
} FRESULT;
/*--------------------------------------------------------------*/
/* FatFs module application interface */
/* Mount/Unmount a logical drive */
FRESULT f_mount (unsigned char vol , FATFS* fs);
/* Open or create a file */
FRESULT f_open (FIL* fp, const XCHAR* path, unsigned char mode);
/* Read data from a file */
FRESULT f_read (FIL* fp, void* buff, unsigned int btr, unsigned int* br);
/* Write data to a file */
FRESULT f_write (FIL* fp, const void* buff, unsigned int btw, unsigned int* bw);
/* Move file pointer of a file object */
FRESULT f_lseek (FIL* fp, unsigned long ofs);
/* Close an open file object */
FRESULT f_close (FIL* fp);
/* Open a existing directory */
FRESULT f_opendir (DIR* dj, const XCHAR* path);
/* Read a directory item */
FRESULT f_readdir (DIR* dj, FILINFO* fno);
/* Get file status */
FRESULT f_stat (const XCHAR* path, FILINFO* fno);
/* Get number of free clusters on the drive */
FRESULT f_getfree (const XCHAR* path, unsigned long* nclst, FATFS** fatfs);
/* Truncate file */
FRESULT f_truncate (FIL* fp);
/* Flush cached data when writing file */
FRESULT f_sync (FIL* fp);
/* Delete an existing file or directory */
FRESULT f_unlink (const XCHAR* path);
/* Create a new directory */
FRESULT f_mkdir (const XCHAR* path);
/* Change attribute of a file or directory */
FRESULT f_chmod (const XCHAR* path, unsigned char value, unsigned char mask);
/* Change timestamp of a file or directory */
FRESULT f_utime (const XCHAR* path, const FILINFO* fno);
/* Rename/Move a file or directory */
FRESULT f_rename (const XCHAR* path_old, const XCHAR* path_new);
/* Change directory */
FRESULT f_chdir (const XCHAR* path);
/* Change drive */
FRESULT f_chdrive (unsigned char drv);
#if _USE_FORWARD
/* Forward data to a stream */
FRESULT f_forward (FIL* fp, unsigned int(*func)(const unsigned char*,unsigned int), unsigned int btr, unsigned int* bf);
#endif
#if _USE_MKFS
/* Create a file system on a drive */
FRESULT f_mkfs (unsigned char drv, unsigned char partition, unsigned short allocsize);
#endif
/* Pointer to a Real Time Clock function used for reading time */
extern void (*prtc_get_time) (unsigned char *hour, unsigned char *min, unsigned char *sec);
/* Pointer to a Real Time Clock function used for reading date */
extern void (*prtc_get_date) (unsigned char *date, unsigned char *month, unsigned *year);
/*--------------------------------------------------------------*/
/* User defined functions */
/* Unicode - OEM code conversion */
#if _USE_LFN
unsigned short ff_convert (unsigned int, unsigned int);
unsigned short ff_wtoupper (unsigned int);
#endif
/* Sync functions */
#if _FS_REENTRANT
bool ff_cre_syncobj(unsigned char, _SYNC_t*);
bool ff_del_syncobj(_SYNC_t);
bool ff_req_grant(_SYNC_t);
void ff_rel_grant(_SYNC_t);
#endif
/*--------------------------------------------------------------*/
/* Flags and offset address */
/* File access control and file status flags (FIL.flag) */
#define FA_READ 0x01
#define FA_OPEN_EXISTING 0x00
#if _FS_READONLY == 0
#define FA_WRITE 0x02
#define FA_CREATE_NEW 0x04
#define FA_CREATE_ALWAYS 0x08
#define FA_OPEN_ALWAYS 0x10
#define FA__WRITTEN 0x20
#define FA__DIRTY 0x40
#endif
#define FA__ERROR 0x80
/* FAT sub type (FATFS.fs_type) */
#define FS_FAT12 1
#define FS_FAT16 2
#define FS_FAT32 3
/* File attribute bits for directory entry */
#define AM_RDO 0x01 /* Read only */
#define AM_HID 0x02 /* Hidden */
#define AM_SYS 0x04 /* System */
#define AM_VOL 0x08 /* Volume label */
#define AM_LFN 0x0F /* LFN entry */
#define AM_DIR 0x10 /* Directory */
#define AM_ARC 0x20 /* Archive */
#define AM_MASK 0x3F /* Mask of defined bits */
/* FatFs refers the members in the FAT structures with byte offset instead
/ of structure member because there are incompatibility of the packing option
/ between various compilers. */
#define BS_jmpBoot 0
#define BS_OEMName 3
#define BPB_BytsPerSec 11
#define BPB_SecPerClus 13
#define BPB_RsvdSecCnt 14
#define BPB_NumFATs 16
#define BPB_RootEntCnt 17
#define BPB_TotSec16 19
#define BPB_Media 21
#define BPB_FATSz16 22
#define BPB_SecPerTrk 24
#define BPB_NumHeads 26
#define BPB_HiddSec 28
#define BPB_TotSec32 32
#define BS_55AA 510
#define BS_DrvNum 36
#define BS_BootSig 38
#define BS_VolID 39
#define BS_VolLab 43
#define BS_FilSysType 54
#define BPB_FATSz32 36
#define BPB_ExtFlags 40
#define BPB_FSVer 42
#define BPB_RootClus 44
#define BPB_FSInfo 48
#define BPB_BkBootSec 50
#define BS_DrvNum32 64
#define BS_BootSig32 66
#define BS_VolID32 67
#define BS_VolLab32 71
#define BS_FilSysType32 82
#define FSI_LeadSig 0
#define FSI_StrucSig 484
#define FSI_Free_Count 488
#define FSI_Nxt_Free 492
#define MBR_Table 446
#define DIR_Name 0
#define DIR_Attr 11
#define DIR_NTres 12
#define DIR_CrtTime 14
#define DIR_CrtDate 16
#define DIR_FstClusHI 20
#define DIR_WrtTime 22
#define DIR_WrtDate 24
#define DIR_FstClusLO 26
#define DIR_FileSize 28
#define LDIR_Ord 0
#define LDIR_Attr 11
#define LDIR_Type 12
#define LDIR_Chksum 13
#define LDIR_FstClusLO 26
/*--------------------------------*/
/* Multi-byte word access macros */
#define LD_WORD(ptr) (*(unsigned short*)(ptr))
#define LD_DWORD(ptr) (*(unsigned long*)(ptr))
#define ST_WORD(ptr,val) *(unsigned short*)(ptr)=(unsigned short)(val)
#define ST_DWORD(ptr,val) *(unsigned long*)(ptr)=(unsigned long)(val)
#pragma library ff.lib
#endif /* _FATFS */