W83877TF Datasheet, PDF (32/154 Pages) Winbond – I/O chip disk drive adapter

W83877TF
(4) Read ID
PHASE
Command
Execution
Result
(5) Verify
PHASE
Command
Execution
Result
R/W D7 D6 D5 D4 D3 D2 D1 D0
REMARKS
W
0 MFM 0
0
1
0
1
0 _{Command codes}
W
0
0
0
0
0 HDS DS1 DS0
The first correct ID
information on the cylinder
is stored in Data Register
R
-------------------- ST0 -----------------------
Status information after
R
-------------------- ST1 -----------------------
command execution
R
-------------------- ST2 -----------------------
R
---------------------- C ------------------------
Disk status after the
R
R
---------------------- H ------------------------
---------------------- R ------------------------
command has been
completed
R
---------------------- N ------------------------
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 ------------------------
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Publication Release Date: March 1998
Version 0.61