TI-99/4A file system

The TI-99/4A file system is used on floppy disks for the TI 99/4A personal computer. The 5 1/4" disk formats are TI-99/4A 90K, TI-99/4A 180K, and TI-99/4A 360K.

Links

 * The TI-99/4a Disk File Format
 * Info on TI disks, including file system info