lpc47s457-ns Standard Microsystems Corp., lpc47s457-ns Datasheet - Page 47

• Manufacturer Part Number: lpc47s457-ns
• Description: Advanced I/o With X-bus Interface
• Manufacturer: Standard Microsystems Corp.

SMSC DS – LPC47S45x
Command
Execution
Result
Command
Execution
Result
PHASE
PHASE
R/W
R/W
W
W
W
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
R
R
R
R
MT MFM
EC
D7
D7
0
0
MFM
D6
D6
0
0
──────── C ────────
──────── H ────────
──────── R ────────
──────── N ────────
──────── C ────────
──────── H ────────
──────── R ────────
──────── N ────────
──────── C ────────
──────── H ────────
──────── R ────────
──────── N ────────
────── DTL/SC ──────
──────── C ────────
──────── H ────────
──────── R ────────
──────── N ────────
─────── EOT ───────
─────── GPL ───────
─────── EOT ───────
─────── GPL ───────
─────── DTL ───────
─────── ST0 ───────
─────── ST1 ───────
─────── ST2 ───────
─────── ST0 ───────
─────── ST1 ───────
─────── ST2 ───────
DATASHEET
SK
D5
D5
0
0
0
READ A TRACK
Page 47 of 259
DATA BUS
D4
DATA BUS
D4
0
0
1
0
VERIFY
D3
D3
0
0
0
0
HDS
HDS
D2
D2
0
1
DS1
DS1
D1
D1
1
1
DS0
DS0
D0
D0
0
0
Command Codes
Sector ID information
prior to Command
execution.
Data transfer between
the FDD and system.
FDC reads all of
cylinders’ contents from
index hole to EOT.
Status information after
Command execution.
Sector ID information
after Command
execution.
Command Codes
Sector ID information
prior to Command
execution.
No data transfer takes
place.
Status information after
Command execution.
Sector ID information
after Command
execution.
REMARKS
REMARKS
Rev. 04-30-07