Identify Device Command - Seagate ST3160022A Product Manual

U Series 9 Product Manual, Rev. C
4.1.2

Identify Device command

The Identify Device 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 on page
27. 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 2.0 on
page 3 for default parameter settings.
The following commands contain drive-specific features that may not be
included in the Draft ATA-6 Standard.
Word
Configuration information:
• Bit 15: 0 = ATA; 1 = ATAPI
0 • Bit 7: removable media
• Bit 6: removable controller
• Bit 0: reserved
1 Number of logical cylinders
2 ATA-reserved
3 Number of logical heads
4 Retired
5 Retired
6 Number of logical sectors per logical
track: 63
7–9 Retired
10–19 Serial number: (20 ASCII characters,
0000
H
20 Retired
21 Retired
22 Obsolete
23–26 Firmware revision (8 ASCII character
string, padded with blanks to end of
string)
27–46 Drive model number: (40 ASCII charac-
ters, padded with blanks to end of string)
Description
= none)
) transfers information
H
Value
0C5A
H
16,383
0000
H
16
0000
H
0000
H
003F
H
0000
H
ASCII
0000
H
0400
H
0000
H
x.xx
ST3160022A
ST3120025A
ST380012A
29