Page Comparison

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Anchor10916621091662 FAT Configuration Anchor10916631091663 Configuration constants can be used to enable/disable features within the FAT file system driver. Anchor10916651091665

FS_FAT_CFG_LFN_EN

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10916661091666FS_FAT_CFG_LFN_EN is used to control whether long file names (LFNs) are supported. When DEF_DISABLED, all file names must be valid 8.3 short file names. Anchor10916681091668
FS_FAT_CFG_FAT12_EN
 Anchor10916691091669FS_FAT_CFG_FAT12_EN is used to control whether FAT12 is supported. When DEF_DISABLED, FAT12 volumes can not be opened, nor can a device be formatted as a FAT12 volume.anchor10916701091670
FS_FAT_CFG_FAT16_EN
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FS_FAT_CFG_FAT16_EN is used to control whether FAT16 is supported. When DEF_DISABLED, FAT16 volumes can not be opened, nor can a device be formatted as a FAT16 volume. Anchor10916721091672
FS_FAT_CFG_FAT32_EN
 Anchor10916731091673FS_FAT_CFG_FAT32_EN is used to control whether FAT32 is supported. When DEF_DISABLED, FAT32 volumes can not be opened, nor can a device be formatted as a FAT32 volume. Anchor10916741091674
FS_FAT_CFG_JOURNAL_EN
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FS_FAT_CFG_JOURNAL_EN selects whether journaling functions will be present. When DEF_ENABLED, journaling functions are present; when DEF_DISABLED, journaling functions are not present. If disabled, the functions in Table E Table E-8 will not be available. Anchor10944321094432  
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Function
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File
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FS_FAT_JournalOpen()
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fs_fat_journal.c/.h
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FS_FAT_JournalClose()
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fs_fat_journal.c/.h
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FS_FAT_JournalStart()
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fs_fat_journal.c/.h
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FS_FAT_JournalEnd()
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fs_fat_journal.c/.h
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Table E-8 Journaling function exclusion
These functions are not included if FS_FAT_CFG_JOURNAL_EN is DEF_DISABLED
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 Anchor10916831091683
FS_FAT_CFG_VOL_CHK_EN
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FS_FAT_CFG_VOL_CHK_EN selects whether volume check is supported. When DEF_ENABLED, volume check is supported; when DEF_DISABLED, the function FS_FAT_VolChk() will not be available. Anchor10916851091685
FS_FAT_CFG_VOL_CHK_MAX_LEVELS
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FS_FAT_CFG_VOL_CHK_MAX_LEVELS specifies the maximum number of directory levels that will be checked by the volume check function. Each level requires an additional 12 bytes stack space.