FDC37C672QFP SMSC Corporation, FDC37C672QFP Datasheet - Page 46

• Manufacturer Part Number: FDC37C672QFP
• Description: ENHANCED SUPER I/O CONTROLLER WITH FAST IR
• Manufacturer: SMSC Corporation

SMSC FDC37C672
Command
Result
Command
Execution for
Each Sector
Repeat:
Result
Command
Execution
Command
Result
PHASE
PHASE
PHASE
PHASE
R/W
R/W
R/W
R/W
W
W
W
W
W
W
W
W
W
W
W
W
W
W
R
R
R
R
R
R
R
R
R
R
D7
D7
D7
D7
0
1
0
0
0
0
0
MFM
D6
D6
0
0
D6
D6
0
0
0
0
─────── PCN ───────
─────── ST0 ───────
────── Undefined ──────
────── Undefined ──────
────── Undefined ──────
────── Undefined ──────
──────── SC ────────
D5
D5
──────── N ────────
──────── D ────────
──────── C ────────
──────── H ────────
──────── R ────────
──────── N ────────
─────── GPL ───────
─────── ST0 ───────
─────── ST1 ───────
─────── ST2 ───────
0
0
0
DATASHEET
D5
D5
0
0
0
0
SENSE INTERRUPT STATUS
DATA BUS
D4
D4
DATA BUS
0
0
0
D4
D4
DATA BUS
DATA BUS
1
1
0
0
FORMAT A TRACK
RECALIBRATE
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D3
D3
0
0
1
VERSION
D3
D3
0
0
1
0
D2
D2
1
0
0
HDS
D2
D2
0
0
1
DS1
D1
D1
0
1
DS1
D1
D1
0
0
0
D0
0
DS0
D0
1
DS0
D0
D0
Command Codes
Status information at the end of
each seek operation.
0
0
1
Enhanced Super I/O Controller with Fast IR
Command Codes
Head retracted to Track 0
Interrupt.
Command Code
Enhanced Controller
Command Codes
Bytes/Sector
Sectors/Cylinder
Gap 3
Filler Byte
Input Sector Parameters
FDC formats an entire
cylinder
Status information after
Command execution
REMARKS
REMARKS
REMARKS
REMARKS
Rev. 10-29-03
Datasheet