LPC47B272-MS View Datasheet(PDF) - SMSC -> Microchip
Part Name
Description
MFG CO.
'LPC47B272-MS' PDF : 195 Pages View PDF
PHASE
Command
Execution
Result
PHASE
Command
Execution
Result
PHASE
Command
Result
READ A TRACK
DATA BUS
R/W D7 D6 D5 D4 D3 D2 D1 D0
REMARKS
W 0 MFM 0 0 0 0
1
0 Command Codes
W 0 0 0 0 0 HDS DS1 DS0
W
──────── C ────────
Sector ID information
prior to Command
execution.
W
──────── H ────────
W
──────── R ────────
W
──────── N ────────
W
─────── EOT ───────
W
─────── GPL ───────
W
─────── DTL ───────
Data transfer between
the FDD and system.
FDC reads all of
cylinders' contents from
index hole to EOT.
R
─────── ST0 ───────
Status information after
Command execution.
R
─────── ST1 ───────
R
─────── ST2 ───────
R
──────── C ────────
Sector ID information
after Command
execution.
R
──────── H ────────
R
──────── R ────────
R
──────── N ────────
VERIFY
DATA BUS
R/W D7 D6 D5 D4 D3 D2 D1 D0
REMARKS
W MT MFM SK 1 0 1
1
0 Command Codes
W EC 0 0 0 0 HDS DS1 DS0
W
──────── C ────────
Sector ID information
prior to Command
execution.
W
──────── H ────────
W
──────── R ────────
W
──────── N ────────
W
─────── EOT ───────
W
─────── GPL ───────
W
────── DTL/SC ──────
No data transfer takes
place.
R
─────── ST0 ───────
Status information after
Command execution.
R
─────── ST1 ───────
R
─────── ST2 ───────
R
──────── C ────────
Sector ID information
after Command
execution.
R
──────── H ────────
R
──────── R ────────
R
──────── N ────────
VERSION
DATA BUS
R/W D7 D6 D5 D4 D3 D2 D1 D0
REMARKS
W 0 0 010 0
0
0 Command Code
R 1 0 010 0
0
0 Enhanced Controller
SMSC LPC47B27x
- 40 -
DATASHEET
Rev. 04-17-07
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