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FDC37C669-MT View Datasheet(PDF) - SMSC -> Microchip

Part NameDescriptionManufacturer
FDC37C669-MT PC 98/99 Compliant Super I/O Floppy Disk Controller with Infrared Support SMSC
SMSC -> Microchip SMSC
FDC37C669-MT Datasheet PDF : 162 Pages
First Prev 41 42 43 44 45 46 47 48 49 50 Next Last
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
50
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