w83977atf Winbond Electronics Corp America, w83977atf Datasheet - Page 23

• Manufacturer Part Number: w83977atf
• Description: Winbond I/o
• Manufacturer: Winbond Electronics Corp America

POLL:
PRETRK:
R:
RCN:
R/W:
SC:
SK:
SRT:
ST0:
ST1:
ST2:
ST3:
WG:
(1) Read Data
Command
Execution
Result
PHASE
Polling Disable
Precompensation Start Track Number
Record
Relative Cylinder Number
Read/Write
Sector/per cylinder
Skip deleted data address mark
Step Rate Time
Status Register 0
Status Register 1
Status Register 2
Status Register 3
Write gate alters timing of WE
R/W
W
W
W
W
W
W
W
W
W
R
R
R
R
R
R
R
MT MFM
D7
0
-------------------- EOT -----------------------
-------------------- GPL -----------------------
-------------------- DTL -----------------------
-------------------- ST0 -----------------------
-------------------- ST1 -----------------------
-------------------- ST2 -----------------------
---------------------- C ------------------------
---------------------- H ------------------------
---------------------- R ------------------------
---------------------- N ------------------------
---------------------- C ------------------------
---------------------- H ------------------------
---------------------- R ------------------------
---------------------- N ------------------------
0
D6
SK
0
D5
D4
0
0
-22-
D3
0
0
HDS DS1 DS0
D2
1
D1
1
D0
Publication Release Date: April 1998
0
Command codes
Sector ID information prior
to command execution
Data transfer between the
FDD and system
Status information after
command execution
Sector ID information after
command execution
W83977ATF
PRELIMINARY
REMARKS
Revision 0.52