SECTOR 1 SECTOR 5 -- I I _ ..J I I L _ -- -- -- -- -- I-- I -- -- -- -- -- -- -- ---- -- --I I I START OF ADDRESS FIELD BUFFER TIME ZONE Figure 5-5 Sector Format Table 5-21 Disk Data Format No of bytes I Character _____________________ 1 __________________________________________ ___ (Start at Index Pulse) I 16 I "4E" 1 -------------------- ------------------------------------------1 14 "00" Written out 16 times I 1 "A1*" for 512 byte sectors I 1 Ident during format I 1 cylinder byte I 1 head byte I 1 sector byte I 2 CRC bytes I 10 "00" I ---------- ---------------------------------- I 12 "00" Written out during I 1 "A1*" a write operation I 1 "FB" I 512 (Data) I 2 CRC bytes I 3 "00" I I (as required) "4E" (stop at Index Pulse) 5-48