Deskstar 7K160 Hard Disk Drive Specification
115
10.22.1.11 Format of SCT Status Response
Byte Type Field Name
alue Description
1:0 Word Format Version 0002h Status Response format version
number
3:2 Word SCT Version Manufacturer’s vendor specific
implementation version number
5:4 Word SCT Spec. 0001h Highest level of SCT Technical Report
supported
9:6 DWord Status Flags Bit 0 : Segment Initialized Flag
If this bit is set to 1, an LBA Segment
Access command write to all LBAs of
the drive has completed without error.
This bit shall be cleared to 0 when any
user LBA is written, even if write
cache is enabled. This bit is alse
cleared if the capacity of the drive is
changed via SETMAX, SETMAX EXT
or DCO. This bit is preserved through
a power cycle.
Bit 1-31 : Reserved
10 Byte Drive Status 0 = Active waiting for a command
1 = Stand-by
2 = Sleep
3 = DST executing in background
4 = SMART ODC executing in
background
5 = SCT executing in background
13:11 Byte[3] reserved 00h
15:14 Word Extended Status
Code
Status Of last SCT command issued.
FFFFh if SCT command executing in
background.
17:16 Word Action Code Action code of last SCT command
issued. If the Extended Status Code is
FFFFh, this is the Action Code of the
command that is current executing.
19:18 Word Function Code Function code of last SCT command
issued. If the Extended Status Code is
FFFFh, this is the Function Code of
the command that is current
executing.
39:20 Byte[20] reserved 00h
47:40 QWord LBA Current LBA of SCT command
executin in background. If there is no
command currently executing in the
background, this field is undefined.
199:48 Byte[152] 00h
200 Byte HDA Temp Current HDA temperature in degrees
Celsius. This is a 2’s complement
number. 80h indicates that this value
is invalid.
201 Byte reserved 00h
202 Byte Max Temp Maximum HDA temperature in
degrees Celsius. This is a 2’s
complement number. 80h indicates
that this value is invalid.
203 Byte Reserved 00h
204 Byte Life Max Temp Maximum HDA temperature in
degrees Celsius seen for the life of the
drive. This is a 2’s complement
number. 80h indicates that this value
is invalid.
479:205 Byte[275] Reserved 00h
511:480 Byte[32] Vendor Specific 00h
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