W83877ATF Datasheet, PDF (29/191 Pages) Winbond – enhanced version from Winbonds most popular I/O chip W83877F

W83877ATF
(9) Format A Track
PHASE R/W
Command W
W
W
W
W
W
Execution
W
for Each
W
Sector
Repeat:
W
W
Result
R
R
R
R
R
R
R
D7 D6 D5 D4 D3 D2 D1 D0
0 MFM 0
0
1
1
0
1
0
0
0
0
0 HDS DS1 DS0
---------------------- N ------------------------
--------------------- SC -----------------------
--------------------- GPL ---------------------
---------------------- D ------------------------
---------------------- C ------------------------
---------------------- H ------------------------
---------------------- R ------------------------
---------------------- N ------------------------
-------------------- ST0 -----------------------
-------------------- ST1 -----------------------
-------------------- ST2 -----------------------
---------------- Undefined -------------------
---------------- Undefined -------------------
---------------- Undefined -------------------
---------------- Undefined -------------------
REMARKS
Command codes
Bytes/Sector
Sectors/Cylinder
Gap 3
Filler Byte
Input Sector Parameters
Status information after
command execution
(10) Recalibrate
PHASE R/W D7 D6 D5 D4 D3 D2 D1 D0
REMARKS
Command W
0
0
0
0
0
1
1 1 _{Command codes}
W
0
0
0
0
0
0 DS1 DS0
Execution
Head retracted to Track 0
Interrupt
(11) Sense Interrupt Status
PHASE R/W D7 D6 D5 D4 D3 D2 D1 D0
REMARKS
Command W
0
0
0
0
1
0
0 0 _{Command codes}
Result
R
R
---------------- ST0 -------------------------
---------------- PCN -------------------------
Status information at the
end of each seek operation
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Publication Release Date: April 1998
Version 0.51