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X68k/FD Format
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This is a sub-page of X68k.
Dual-sided disk
FAT ID | MB | PDA | Bytes/Sector | Sectors/Track | Cylinders | FAT Sectors | DIR Sectors | Reserved Sectors | Total Sectors | Capacity | Free space | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
2HD | FE | FE | 90 | 1024 | 8 | 77 | 2×2 | 6 | 1 | 1232 | 1232 | 1221 |
2HDA | FE | ** | ** | 1024 | 8 | 80 | 2×2 | 6 | 1 | 1280 | 1280 | 1269 |
2HDE | F8 | EC | ** | 1024 | 9 | 80 | 3×2 | 6 | 1 | 1440 | 1440 | 1427 |
2HC | F9 | FD | 90 | 512 | 15 | 80 | 7×2 | 14 | 1 | 2400 | 1200 | 1185 |
2HCE | F8 | ** | ** | 512 | 18 | 80 | 9×2 | 14 | 1 | 2880 | 1440 | 1423 |
2HQ | F0 | FA | 70 | 512 | 18 | 80 | 9×2 | 14 | 1 | 2880 | 1440 | 1423 |
2HQ16 | Unknown | Unknown | Unknown | 512 | 20 | 80 | 10*2 | 14 | 1 | 3200 | 1600 | 1582 |
2HS | FB | EB | ** | 1024 | 9 | 80 | 3×1 | 6 | 1 | 1440 | 1440 | 1430 |
2HT | FA | EA | ** | ---- | ---- | 80 | 3×1 | 5 | 1 | ---- | 1599 | 1590 |
2DD | FB | FB | 10 | 512 | 8 | 80 | 2×2 | 7 | 1 | 1280 | 640 | 634 |
2DD | F9 | FC | 30 | 512 | 9 | 80 | 3×2 | 7 | 1 | 1440 | 720 | 713 |
2DD | E0 | E0 | ** | 512 | 10 | 80 | 3×2 | 7 | 1 | 1600 | 800 | 793 |
2D | FF | E8 | ** | 512 | 8 | 40 | 1×2 | 7 | 1 | 640 | 320 | 315 |
2D | FD | E6 | ** | 512 | 9 | 40 | 2×2 | 7 | 1 | 720 | 360 | 354 |
2ED | F0 | ** | ** | 512 | 36 | 80 | 9×2 | 15 | 1 | 5760 | 2880 | 2863 |
Single-sided disk
FAT ID | MB | PDA | Bytes/Sector | Sectors/Track | Cylinders | FAT Sectors | DIR Sectors | Reserved Sectors | Total Sectors | Capacity | Free space | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
1DD | FA | EF | ** | 512 | 8 | 80 | 1×2 | 7 | 1 | 640 | 320 | 315 |
1DD | F8 | EE | ** | 512 | 9 | 80 | 2×2 | 7 | 1 | 720 | 360 | 354 |
1D | FE | E7 | ** | 512 | 8 | 40 | 1×2 | 4 | 1 | 320 | 160 | 156 |
1D | FC | E5 | ** | 512 | 9 | 40 | 2×2 | 4 | 1 | 360 | 180 | 175 |