W83787IF Datasheet, PDF (26/123 Pages) Winbond – WINBOND I/O WITH SERIAL-INFRARED SUPPORT

W83787IF
(7) Format A Track
PHASE R/W
Command W
W
W
W
W
W
Execution W
for Each
Sector
W
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
(8) Recalibrate
PHASE R/W
Command W
W
Execution
D7 D6 D5 D4 D3 D2 D1 D0
00000111
0 0 0 0 0 0 DS1 DS0
REMARKS
Command codes
Head retracted to Track 0
Interrupt
(9) Sense Interrupt Status
PHASE R/W D7 76 D5 D4 D3 D2 D1 D0
Command W
00 0010 0 0
Result
R
---------------- ST0 -------------------------
R
---------------- PCN -------------------------
REMARKS
Command code
Status information at the
end of each seek operation
- 26 -
Publication Release Date:Sep 1995
Revision A1