LPC47B272-MS View Datasheet(PDF) - SMSC -> Microchip
Part Name
Description
MFG CO.
'LPC47B272-MS' PDF : 195 Pages View PDF
PHASE
Command
Execution
PHASE
Command
Execution
PHASE
Command
PHASE
Command
Execution
Result
SEEK
DATA BUS
R/W D7 D6 D5 D4 D3 D2 D1 D0
REMARKS
W 00001 1
1
1 Command Codes
W 0 0 0 0 0 HDS DS1 DS0
W
─────── NCN ───────
Head positioned over
proper cylinder on
diskette.
CONFIGURE
DATA BUS
R/W D7 D6 D5 D4 D3 D2 D1 D0
REMARKS
W 00
0
1
00
1
1 Configure
Information
W 00
0
0
00
0
0
W 0 EIS EFIFO POLL ─── FIFOTHR ───
W
───────── PRETRK ─────────
RELATIVE SEEK
DATA BUS
R/W D7 D6 D5 D4 D3 D2 D1 D0
W 1 DIR 0 0 1 1
1
1
W 0 0 0 0 0 HDS DS1 DS0
W
─────── RCN ───────
REMARKS
DUMPREG
DATA BUS
R/W D7 D6 D5 D4 D3 D2 D1
W
0
0
0
0
11
1
D0
REMARKS
0 *Note:
Registers
placed in
FIFO
R
────── PCN-Drive 0 ───────
R
────── PCN-Drive 1 ───────
R
────── PCN-Drive 2 ───────
R
────── PCN-Drive 3 ───────
R
──── SRT ────
─── HUT ───
R
─────── HLT ───────
ND
R
─────── SC/EOT ───────
R LOCK 0 D3 D2 D1 D0 GAP WGATE
R
0 EIS EFIFO POLL
── FIFOTHR ──
R
──────── PRETRK ────────
SMSC LPC47B27x
- 42 -
DATASHEET
Rev. 04-17-07
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