FDC87W21 Ver la hoja de datos (PDF) - SMSC -> Microchip
Número de pieza
componentes Descripción
Lista de partido
FDC87W21 Datasheet PDF : 164 Pages
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PHASE
Command
Result
PHASE
Command
Execution
Result
R/W D7 D6
W
0
0
W
1
0
(6) Version
D5 D4 D3 D2 D1
0
1
0
0
0
0
1
0
0
0
D0
REMARKS
0 Command codes
0 Enhanced controller
(7) Write Data
R/W D7 D6 D5 D4 D3 D2 D1 D0
REMARKS
W
MT MFM 0
0
0
1
0
1 Command codes
W
0
0
0
0
0 HDS DS1 DS0
W
---------------------- C ------------------------
Sector ID
W
---------------------- H ------------------------
information prior to
Command
execution
W
---------------------- R ------------------------
W
---------------------- N ------------------------
W
-------------------- EOT -----------------------
W
-------------------- GPL -----------------------
W
-------------------- DTL -----------------------
Data transfer
between the FDD
and system
R
-------------------- ST0 -----------------------
Status information
R
-------------------- ST1 -----------------------
after Command
R
-------------------- ST2 -----------------------
execution
R
---------------------- C ------------------------
Sector ID
R
---------------------- H ------------------------
information after
R
---------------------- R ------------------------
Command
R
---------------------- N ------------------------
execution
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