Hitachi 100GB 7200 RPM HTE721010G9SA00 Manual Do Utilizador

Travelstar E7K100 (SATA) Hard Disk Drive Specification

153

 

The following defines the 12 bytes that make up the information for each Attribute entry in the Device Attribute 
Data Structure.

Attribute ID Numbers: Any nonzero value in the Attribute ID Number indicates an active attribute. The device 
supports following Attribute ID Numbers. The names marked with (*) indicate that the corresponding Attribute 
Values can be either collected on-line or off-line.

Attribute ID Number (01h to FFh)

1

00h

binary

Status Flags

2

01h

bit flags

  Bit 0    Pre-Failure/Advisory

  Bit 1    On-line Collection

  Bit 2-5  Reserved (may be either 0 or 1)

  Bit 6-15 Reserved (all 0)

Attribute Value (valid values from 01h to FEh)

1

03h

binary

  00h invalid for attribute value -not to be used

  01h minimum value

  64h initial value for all attributes prior to 

any data collection

  FDh maximum value

  FEh value is not valid

  FFh invalid for attribute value-not to be used

Reserved (may not be 0)

1

04h

binary

Reserved (may not be 0)

6

05h

binary

Reserved (00h)

1

0Bh

binary

Total Bytes

12

0

Indicates that this entry in the data structure is not used

1

Raw Read Error Rate (*)

2

Throughput Performance (*)

3

Spin  Up  Time

4

Start/Stop Count

5

Reallocated Sector Count

7

Seek Error Rate

8

Seek Time Performance (*)

9

Power-On Hours Count

10

Spin Retry Count

12

Device Power Cycle Count

191

Gsense Error Rate

192

Power Off Retract Count

193

Load/Unload Cycle Count

194

Device Temperature

196

Reallocation Event Count

197

Current Pending Sector Count

198

Off-Line Scan Uncorrectable Sector Count

199

Ultra DMA CRC Error Count