LPC47M112 SMSC Corporation, LPC47M112 Datasheet - Page 51

• Manufacturer Part Number: LPC47M112
• Description: ENHANCED SUPER I/O CONTROLLER WITH LPC INTERFACE
• Manufacturer: SMSC Corporation

Enhanced Super I/O Controller with LPC Interface
Datasheet
SMSC DS – LPC47M112
Command
Execution
Command
Command
Result
Command
Execution
Command
Execution
Command
Result
PHASE
PHASE
PHASE
PHASE
PHASE
PHASE
R/W
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
R
R
D7
D7
D7
D7
D7
D7
0
0
0
0
0
0
0
0
0
0
0
─── SRT ───
EIS EFIFO
D6
D6
D6
D6
D6
D6
0
0
0
0
0
0
0
0
0
0
────── HLT ──────
───────── PRETRK ─────────
─────── PCN ───────
─────── ST0 ───────
─────── NCN ───────
SENSE INTERRUPT STATUS
─────── ST3 ───────
DATASHEET
D5
D5
D5
D5
D5
0
0
0
0
0
0
0
0
SENSE DRIVE STATUS
D5
0
0
DATA BUS
DATA BUS
RECALIBRATE
DATA BUS
D4
D4
D4
D4
D4
DATA BUS
DATA BUS
0
0
0
0
0
0
0
0
CONFIGURE
POLL
SPECIFY
DATA BUS
D4
Page 51
SEEK
1
0
D3
D3
D3
D3
D3
0
0
0
0
1
0
0
1
─── HUT ───
HDS
HDS
D3
D2
D2
D2
0
0
1
0
0
D2
D2
0
1
1
─── FIFOTHR ───
DS1
D1
D1
D1
D2
0
1
DS1
DS1
0
0
1
D1
D1
0
1
ND
D0
D0
0
1
DS0
D1
D0
DS0
DS0
1
0
1
D0
D0
0
1
Command Codes
Status information at the end
of each seek operation.
Command Codes
Command Codes
Head retracted to Track 0
Interrupt.
D0
Command Codes
Status information about
FDD
Command Codes
Head positioned over
proper cylinder on
diskette.
1
0
REMARKS
REMARKS
Configure
Information
REMARKS
REMARKS
REMARKS
REMARKS
Rev. 02/02/2005