Deskstar T7K500 Hard Disk Drive Specification
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12.42.5.4 Error log data structure
The data format of each error log data structure is shown below.
Table 146: Error log data structure
12.42.5.5 Command data structure
Data format of each command data structure is shown below.
Table 147: Command data structure
12.42.5.6 Error data structure
Data format of error data structure is shown below.
Table 148: Error data structure
Description Byte Offset
1st command data structure 12 00h
2nd command data structure 12 0Ch
3rd command data structure 12 18h
4th command data structure 12 24h
5th command data structure 12 30h
Error data structure 30 3Ch
90
Description Byte Offset
Device Control register 1 00h
Features register 1 01h
Sector count register 1 02h
Sector number register 1 03h
Cylinder Low register 1 04h
Cylinder High register 1 05h
Device/Head register 1 06h
Command register 1 07h
Time stamp (ms from Power On) 4 08h
12
Description Byte Offset
Reserved 1 00h
Error register 1 01h
Sector count register 1 02h
Sector number register 1 03h
Cylinder Low register 1 04h
Cylinder High register 1 05h
Device/Head register 1 06h
Status register 1 07h
Extended error data (vendor specific) 19 08h
State 1 1Bh
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