13.32.2.2 Individual Attribute Data Structure
The following defines the 12 bytes that make up the information for each Attribute entry in the Device
Attribute Data Structure.
12
Total Bytes
binary
0Bh
1
Reserved (00h)
binary
05h
6
Reserved (may not be 0)
binary
04h
1
Reserved (may not be 0)
FFh invalid for attribute value-not to be
used
FEh value is not valid
FDh maximum value
64h initial value for all attributes
prior to any data collection
01h minimum value
00h invalid for attribute value
-not to
be used
binary
03h
1
Attribute Value (valid values from 01h to
FEh)
Bit 6-15 Reserved (all 0)
Bit 2-5 Reserved (may be either 0 or 1)
Bit 1 On-line Collection
Bit 0 Pre-Failure/Advisory
bit flags
01h
2
Status Flags
binary
00h
1
Attribute ID Number (01h to FFh)
Value
Offset
Byte
Description
Figure 124. Individual 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 correspond-
ing Attribute Values can be either collected on-line or off-line.
Device Temperature
194
Load/Unload Cycle Count
193
Power Off Retract Count
192
Gsense Error Rate
191
Device Power Cycle Count
12
Spin Retry Count
10
Power-On Hours Count
9
Seek Time Performance (*)
8
Seek Error Rate
7
Reallocated Sector Count
5
Start/Stop Count
4
Spin Up Time
3
Throughput Performance (*)
2
Raw Read Error Rate (*)
1
Indicates that this entry in the data structure is not used
0
Attribute Name
ID
Hitachi Travelstar 60GH & 40GN hard disk drive specifications
171
Summary of Contents for IC25N010ATCS04
Page 9: ...This page intentionally left blank ...
Page 13: ...This page intentionally left blank ...
Page 17: ...This page intentionally left blank ...
Page 19: ...This page intentionally left blank ...
Page 20: ...Part 1 Functional specification Hitachi Travelstar 60GH 40GN hard disk drive specifications 7 ...
Page 21: ...This page intentionally left blank ...
Page 23: ...This page intentionally left blank ...
Page 31: ...This page intentionally left blank ...
Page 35: ...This page intentionally left blank ...
Page 73: ...This page intentionally left blank ...
Page 74: ...Part 2 Interface specification Hitachi Travelstar 60GH 40GN hard disk drive specifications 61 ...
Page 75: ...This page intentionally left blank ...
Page 77: ...This page intentionally left blank ...
Page 79: ...This page intentionally left blank ...
Page 113: ...This page intentionally left blank ...