Hitachi HTS541616J9SA00 Specifications page 144

Data structure checksum
Figure 89 S.M.A.R.T. error log sector
14.40.5.1
This value is set to 01h.
14.40.5.2
This points the most recent error log data structure. Only values 1 through 5 are valid.
14.40.5.3
This field contains the total number of errors. The value will not roll over.
14.40.5.4
Data format of each error log structure is shown below.
Description
st
1 error log data structure
nd
2 error log data structure
rd
3 error log data structure
th
4 error log data structure
th
5 error log data structure
Error data structure
Figure 90 Error log data structure
Command data structure: Data format of each command data structure is shown below.
Description
Device Control register
Features register
Sector count register
LBA Low register
LBA Mid register
LBA High register
Device register
Command register
Timestamp(milliseconds from Power On)
Figure 91 Command data structure
Error data structure: Data format of error data structure is shown below.
Description
Reserved
Error register
Sector count register
LBA Low register
LBA Mid register
LBA High register
Device register
Status register
Extended error data (vendor specific)
State
Life timestamp (hours)
Travelstar 5K160 (SATA) Hard Disk Drive Specification
S.M.A.R.T. error log version
Error log pointer
Device error count
Error log data structure
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1 1FFh
512
Bytes Offset
12 00h
12 0Ch
12 18h
12 24h
12 30h
30 3Ch
90
Bytes Offset
1 00h
1 01h
1 02h
1 03h
1 04h
1 05h
1 06h
1 07h
4 08h
12
Bytes Offset
1 00h
1 01h
1 02h
1 03h
1 04h
1 05h
1 06h
1 07h
19 08h
1 1Bh
2 1Ch