LPC47M192 View Datasheet(PDF) - SMSC -> Microchip
Part Name
Description
MFG CO.
'LPC47M192' PDF : 228 Pages View PDF
PHASE
Command
SPECIFY
DATA BUS
R/W D7 D6 D5 D4 D3 D2 D1 D0
REMARKS
W 0 0 0 0 0 0 1 1 Command Codes
W
SRT
HUT
W
HLT
ND
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.
R/W D7 D6 D5
W 00
0
CONFIGURE
DATA BUS
D4 D3 D2 D1
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
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
Execution
Result
R
R
R
R
SMSC DS – LPC47M192
PCN-Drive 0
PCN-Drive 1
PCN-Drive 2
PCN-Drive 3
Page 52
DATASHEET
REMARKS
D0 REMARKS
0 *Note:
Registers
placed in
FIFO
Rev. 03/30/05
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