lpc47s457-ns Standard Microsystems Corp., lpc47s457-ns Datasheet - Page 50

• 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
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
LOCK
D7
D7
0
0
0
0
──── SRT ────
MFM
EIS
D6
D6
0
0
0
─────── HLT ───────
──────── PRETRK ────────
────── PCN-Drive 0 ───────
────── PCN-Drive 1 ───────
────── PCN-Drive 2 ───────
────── PCN-Drive 3 ───────
DATASHEET
─────── SC/EOT ───────
──────── ST0 ────────
──────── ST1 ────────
──────── ST2 ────────
EFIF
──────── C ────────
──────── H ────────
──────── R ────────
──────── N ────────
D5
D3
O
0
D5
0
0
Page 50 of 259
DUMPREG
READ ID
POLL
DATA BUS
DATA BUS
D4
D2
D4
0
0
0
D3
D1
D3
1
1
0
── FIFOTHR ──
─── HUT ───
D2
D0
HDS
1
D2
0
GAP WGATE
D1
1
DS1
D1
1
ND
D0
DS0
0
D0
0
*Note: Registers
placed in FIFO
Commands
The first correct
ID information on
the Cylinder is
stored in Data
Register
Status information
after Command
execution.
Disk status after
the Command
has completed
REMARKS
REMARKS
Rev. 04-30-07