FDC37C78-HT View Datasheet(PDF) - Microchip Technology
Part Name
Description
Manufacturer
FDC37C78-HT Datasheet PDF : 82 Pages
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PHASE
Command
FORMAT A TRACK
DATA BUS
R/W D7 D6 D5 D4 D3 D2 D1 D0
REMARKS
W 0 MFM 0 0 1 1
0
1 Command Codes
W 0 0 0 0 0 HDS DS1 DS0
W
──────── N ────────
Bytes/Sector
W
──────── SC ────────
Sectors/Cylinder
W
─────── GPL ───────
Gap 3
W
──────── D ────────
Filler Byte
Execution for
W
Each Sector
Repeat:
W
W
W
Result
R
R
R
R
R
R
R
──────── C ────────
──────── H ────────
──────── R ────────
──────── N ────────
─────── ST0 ───────
─────── ST1 ───────
─────── ST2 ───────
────── Undefined ──────
────── Undefined ──────
────── Undefined ──────
────── Undefined ──────
Input Sector Parameters
FDC formats an entire
cylinder
Status information after
Command execution
38
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