lpc47s457-ns Standard Microsystems Corp., lpc47s457-ns Datasheet - Page 49

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

SMSC DS – LPC47S45x
Command
Command
Result
Command
Execution
Command
Execution
Command
PHASE
PHASE
PHASE
PHASE
PHASE
R/W
R/W
R/W
R/W
R/W
W
W
W
W
W
W
W
W
W
W
W
W
W
W
W
R
D7
D7
D7
D7
D7
0
0
0
0
0
0
0
0
1
0
─── SRT ───
D6
EIS
DIR
D6
───────── PRETRK ─────────
D6
D6
D6
0
0
0
0
0
0
0
0
────── HLT ──────
DATASHEET
─────── NCN ───────
─────── RCN ───────
SENSE DRIVE STATUS
─────── ST3 ───────
D5
EFIF
D5
D5
D5
D5
O
0
0
0
0
0
0
0
0
0
RELATIVE SEEK
Page 49 of 259
CONFIGURE
D4
DATA BUS
DATA BUS
DATA BUS
DATA BUS
DATA BUS
POL
D4
D4
D4
SEEK
D4
0
0
0
0
0
0
0
1
0
L
SPECIFY
D3
D3
D3
D3
D3
0
0
0
1
0
1
0
0
0
─── FIFOTHR ───
─── HUT ───
D2
HDS
HDS
HDS
D2
D2
D2
D2
0
1
1
1
0
0
D1
DS1
DS1
DS1
D1
D1
D1
D1
1
0
1
1
0
1
D0
DS0
DS0
DS0
D0
ND
D0
D0
D0
1
0
1
0
1
1
Configure
Information
Command Codes
Command Codes
Status information
about FDD
Command Codes
Head positioned
over proper cylinder
on diskette.
REMARKS
REMARKS
REMARKS
REMARKS
REMARKS
Rev. 04-30-07