Identify Drive Command - Seagate ST32122A - Medalist 2.1 GB Hard Drive Product Manual

Medalist 4342, 3232, 2122, 1722 and 1012 Product Manual
The following commands contain drive-specific features that may not be
described in the Draft ATA-4 Standard .

3.2.2 Identify Drive command

The Identify Drive command (command code EC
about the drive to the host following power up. The data is organized as
a single 512-byte block of data, whose contents are shown in the table
below. All reserved bits or words should be set to zero. Parameters listed
with an "x" are drive-specific or vary with the state of the drive. See
Section 1 of this manual for default parameter settings.
Note. If the alternate capacity jumper is installed on the ST34342A or the
ST33232A, the drive capacity is reduced in word 1 to 4,092 cylinders.
Word
Configuration information:
Bit 15: 0 = ATA; 1 = ATAPI
0 Bit 7: removable media
Bit 6: removable controller
Bit 0: reserved
Number of logical cylinders:
8,894
1 6,253
4,092
3,303
2,098
2 ATA-reserved
Number of logical heads:
15 (ST34342A)
3
16 (ST33232A)
(ST32122A)
(ST31722A)
(ST31012A)
4 Retired
continued
Description
(ST34342A)
(ST33232A)
(ST32122A)
(ST31722A)
(ST31012A)
25
) transfers information
H
Contents
0C5A
H
22BE
H
(ST34342A)
186D
H
(ST33232A)
0FFC
H
(ST32122A)
0CE7
H
(ST31722A)
0832
H
(ST31012A)
0000
H
000F
H
(
ST34342A)
0010
H
(
ST33232A)
(ST32122A)
(
ST31722A)
(ST31012A)
0000
H