Originally developed in 1977 for use on floppy disks, it was adapted for use on hard disks and other devices.
Read-only, Hidden, System, Volume, Directory, ArchiveįAT12/FAT16: File, directory and volume access rights for Read, Write, Execute, Delete only with DR-DOS, PalmDOS, Novell DOS, OpenDOS, FlexOS, 4680 OS, 4690 OS, Concurrent DOS, Multiuser DOS, System Manager, REAL/32 (Execute right only with FlexOS, 4680 OS, 4690 OS individual file / directory passwords not with FlexOS, 4680 OS, 4690 OS World/ Group/ Owner permission classes only with multiuser security loaded)įAT32: Partial, only with DR-DOS, REAL/ OSįAT12/FAT16: Per-volume, SuperStor, Stacker, DoubleSpace, DriveSpaceįile Allocation Table ( FAT) is a file system developed for personal computers. Modified date/time, creation date/time (DOS 7.0 and higher only), access date (only available with ACCDATE enabled), deletion date/time (only with DELWATCH 2) Microsoft, NCR, SCP, IBM, Compaq, Digital Research, Novell, CalderaĨ-bit FAT, FAT12, FAT16, FAT16B, FAT32, ExFAT, FATX, FAT+ġ977 ( 1977) with Standalone Disk BASIC-80Ĥ,294,967,295 bytes (4 GB – 1) with FAT16B and FAT32 Ĩ.3 filename, or 255 UCS-2 characters when using LFN For the main encyclopedia article, see Design of the FAT file system.
This article is a less technical introduction to the subject.
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