FDC37C78 View Datasheet(PDF) - SMSC -> Microchip
Part Name
Description
MFG CO.
'FDC37C78' PDF : 82 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 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 ─────────
40
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