Deskstar 7K500 and Deskstar E7K500 Hard Disk Drive Specification
125
Table 89: Identify device information (Part 1 of 7)
An asterisk (*) in next to the Content field indicates the use of those parameters that are vendor specific.
Word Content Description
00 045AH or
045Eh
drive classi-
fication
bit assignments
15(=0) 1=ATAPI device, 0=ATA device
14 - 8 retired
7(=0) 1=removable cartridge drive
6(=1) 1=fixed drive
5 - 3 retired
2(=0) 1=soft sectored
1 retired
0(=0) Reserved
01 XXXXH Number of cylinders in default translate mode
02 37C8H Specific Configuration
37C8H: Need Set Feature for spin-up after power-up Identify
Device is incomplete
03 00XXH Number of heads in default translate mode
04 0 * Reserved
05 0 * Reserved
06 003FH Number of sectors per track in default translate mode
07 0000H * Number of bytes in sector gap
08 0000H * Number of bytes in sync field
09 0000H * Reserved
10-19 XXXX Serial number in ASCII (0 = not specified)
20 0003H * Controller type:
0003: dual ported, multiple sector buffer with look-ahead read
21 XXXXH * Buffer size in 512-byte increments
22 0034H * Number of ECC bytes (Vendor unique length is selected via Set
Feature Command)
23-26 XXXX Micro code version in ASCII
27-46 XXXX Model number in ASCII
47 8010H 15-8: (=80h)
7-0: Maximum number of sectors that can be transferred per
interrupt on Read and Write Multiple commands.
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