Hitachi 7K400 Specifications - Page 149

Removable Media Status Notification feature set - 0000H=Not

Page 149 highlights

98-99 xxxxH 100103 104 xxxxH xxxxH 105106 107 108111 112126 127 0000H 58C5H xxxxH 0000H 0000H 128 xxxxH Streaming Performance Granularity These words define the fixed unit of time that is used in Identify Device words (97:96) and (104),and Set Features subcommand 43h, and in the Streaming Performance Parameters log, which is accessed by use of the Read Log Ext command, and in the Command Completion Time Limit that is passed in streaming commands. The unit of time for this parameter shall be in microseconds, e.g. ad value of 10000 indicates 10 ms. Minimum user LBA address for 48-bit Address feature set Streaming Transfer Time - PIO The worst-case sustainable transfer time per sector for the device is calculated as follows: Streaming Transfer Time = (word 104) * (words(99:98) / 65536) If the Streaming Feature set is not supported by the device, the content of word 104 shall be zero. Reserved Inter-seek delay for ISO-779 acoustic testing in microseconds World wide name - the optional value of the world wide name for the device Reserved Removable Media Status Notification feature set - 0000H=Not supported Security status. Bit assignments 15-9 Reserved 8 Security Level 7-6 Reserved 5 Enhanced erase 4 Expired 3 Freeze 2 Lock 1 Enabled/Disable 0 Capability 1= Maximum, 0= High 1= Support 1= Expired 1= Frozen 1= Locked 1= Enable 1= Support Deskstar 7K400 Hard Disk Drive Specification 135

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Deskstar 7K400 Hard Disk Drive Specification
135
98-99
xxxxH
Streaming Performance Granularity
These words define the fixed unit of time that is used in Identify
Device words (97:96) and (104),and Set Features subcommand 43h, and
in the Streaming Performance Parameters log, which is accessed by
use of the Read Log Ext command, and in the Command Completion Time
Limit that is passed in streaming commands. The unit of time for
this parameter shall be in microseconds, e.g. ad value of 10000
indicates 10 ms.
100-
103
xxxxH
Minimum user LBA address for 48-bit Address feature set
104
xxxxH
Streaming Transfer Time - PIO
The worst-case sustainable transfer time per sector for the device
is calculated as follows:
Streaming Transfer Time = (word 104) * (words(99:98) / 65536)
If the Streaming Feature set is not supported by the device, the
content of word 104 shall be zero.
105-
106
0000H
Reserved
107
58C5H
Inter-seek delay for ISO-779 acoustic testing in microseconds
108-
111
xxxxH
World wide name - the optional value of the world wide name for the
device
112-
126
0000H
Reserved
127
0000H
Removable Media Status Notification feature set - 0000H=Not
supported
128
xxxxH
Security status. Bit assignments
15-9
Reserved
8
Security Level
1= Maximum, 0= High
7-6
Reserved
5
Enhanced erase
1= Support
4
Expired
1= Expired
3
Freeze
1= Frozen
2
Lock
1= Locked
1
Enabled/Disable
1= Enable
0
Capability
1= Support