LPC47M14B-NC View Datasheet(PDF) - SMSC -> Microchip
Part Name
Description
MFG CO.
LPC47M14B-NC
SMSC -> Microchip
'LPC47M14B-NC' PDF : 205 Pages View PDF
PHASE
Command
Result
PHASE
Command
Execution
PHASE
Command
Execution
SENSE DRIVE STATUS
DATA BUS
R/W D7 D6 D5 D4 D3 D2 D1 D0
REMARKS
W 00000 1
0
0 Command Codes
W 0 0 0 0 0 HDS DS1 DS0
R
ST3
Status information about
FDD
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
W 00
0
1
00
1
W 00
0
0
00
0
W 0 EIS EFIFO POLL
FIFOTHR
W
PRETRK
D0
REMARKS
1 Configure
Information
0
PHASE
Command
PHASE
Command
Execution
Result
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
DUMPREG
DATA BUS
R/W D7 D6 D5
D4 D3 D2 D1
W
0
0
0
0
11
1
REMARKS
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 DS – LPC47M14X
Page 48
Rev. 03/19/2001
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