W83977ATF Datasheet, PDF (26/207 Pages) Winbond – WINBOND I/O

W83977ATF
PRELIMINARY
(4) Read ID
PHASE R/W D7 D6 D5 D4 D3 D2 D1 D0
REMARKS
Command W 0 MFM 0 0 1 0 1 0 Command codes
W 00
0 0 0 HDS DS1 DS0
Execution
The first correct ID
information on the cylinder
is stored in Data Register
Result
R
-------------------- ST0 -----------------------
Status information after
R
-------------------- ST1 -----------------------
command execution
R
-------------------- ST2 -----------------------
R
---------------------- C ------------------------
Disk status after the
R
---------------------- H ------------------------
command has been
R
---------------------- R ------------------------
completed
R
---------------------- N ------------------------
(5) Verify
PHASE
Command
Execution
Result
R/W D7 D6 D5 D4 D3 D2 D1 D0
REMARKS
W MT MFM SK 1 0 1 1 0 Command codes
W EC 0 0 0 0 HDS DS1 DS0
W
---------------------- C ------------------------
Sector ID information prior
W
---------------------- H ------------------------
to command execution
W
---------------------- R ------------------------
W
---------------------- N ------------------------
W
-------------------- EOT -----------------------
W
-------------------- GPL -----------------------
-------------------- DTL/SC -------------------
No data transfer takes
place
R
-------------------- ST0 -----------------------
Status information after
R
-------------------- ST1 -----------------------
command execution
R
-------------------- ST2 -----------------------
R
---------------------- C ------------------------
Sector ID information after
R
---------------------- H ------------------------
command execution
R
---------------------- R ------------------------
R
---------------------- N ------------------------
Publication Release Date: April 1998
-25 -
Revision 0.52