menu "FAT Filesystem support" choice FATFS_CHOOSE_CODEPAGE prompt "OEM Code Page" default FATFS_CODEPAGE_ASCII help OEM code page used for file name encodings. Required to be set to a non-ASCII value to use Long Filenames. config FATFS_CODEPAGE_ASCII bool "ASCII (CP1, no long filenames)" config FATFS_CODEPAGE_437 bool "US (CP437)" config FATFS_CODEPAGE_720 bool "Arabic (CP720)" config FATFS_CODEPAGE_737 bool "Greek (CP737)" config FATFS_CODEPAGE_771 bool "KBL (CP771)" config FATFS_CODEPAGE_775 bool "Baltic (CP775)" config FATFS_CODEPAGE_850 bool "Latin 1 (CP850)" config FATFS_CODEPAGE_852 bool "Latin 2 (CP852)" config FATFS_CODEPAGE_855 bool "Cyrillic (CP855)" config FATFS_CODEPAGE_857 bool "Turkish (CP857)" config FATFS_CODEPAGE_860 bool "Portugese (CP860)" config FATFS_CODEPAGE_861 bool "Icelandic (CP861)" config FATFS_CODEPAGE_862 bool "Hebrew (CP862)" config FATFS_CODEPAGE_863 bool "Canadian French (CP863)" config FATFS_CODEPAGE_864 bool "Arabic (CP864)" config FATFS_CODEPAGE_865 bool "Nordic (CP865)" config FATFS_CODEPAGE_866 bool "Russian (CP866)" config FATFS_CODEPAGE_869 bool "Greek 2 (CP869)" config FATFS_CODEPAGE_932 bool "Japanese (DBCS) (CP932)" config FATFS_CODEPAGE_936 bool "Simplified Chinese (DBCS) (CP936)" config FATFS_CODEPAGE_949 bool "Korean (DBCS) (CP949)" config FATFS_CODEPAGE_950 bool "Traditional Chinese (DBCS) (CP950)" endchoice config FATFS_CODEPAGE int default 1 if FATFS_CODEPAGE_ASCII default 437 if FATFS_CODEPAGE_437 default 720 if FATFS_CODEPAGE_720 default 737 if FATFS_CODEPAGE_737 default 771 if FATFS_CODEPAGE_771 default 775 if FATFS_CODEPAGE_775 default 850 if FATFS_CODEPAGE_850 default 852 if FATFS_CODEPAGE_852 default 855 if FATFS_CODEPAGE_855 default 857 if FATFS_CODEPAGE_857 default 860 if FATFS_CODEPAGE_860 default 861 if FATFS_CODEPAGE_861 default 862 if FATFS_CODEPAGE_862 default 863 if FATFS_CODEPAGE_863 default 864 if FATFS_CODEPAGE_864 default 865 if FATFS_CODEPAGE_865 default 866 if FATFS_CODEPAGE_866 default 869 if FATFS_CODEPAGE_869 default 932 if FATFS_CODEPAGE_932 default 936 if FATFS_CODEPAGE_936 default 949 if FATFS_CODEPAGE_949 default 950 if FATFS_CODEPAGE_950 default 1 choice FATFS_LONG_FILENAMES prompt "Long filename support" default FATFS_LFN_NONE depends on !FATFS_CODEPAGE_ASCII help Support long filenames in FAT. Long filename data increases memory usage. FATFS can be configured to store the buffer for long filename data in stack or heap. config FATFS_LFN_NONE bool "No long filenames" config FATFS_LFN_HEAP bool "Long filename buffer in heap" config FATFS_LFN_STACK bool "Long filename buffer on stack" endchoice config FATFS_MAX_LFN int "Max long filename length" depends on !FATFS_LFN_NONE default 255 range 12 255 help Maximum long filename length. Can be reduced to save RAM. endmenu