Transcend Information SSD25S User Manual

Page 25

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2.5” Solid State Disk

Transcend Information Inc.

V1.08

25

94 0000h

F
V

Current AAM value
15-8 Vendor’s recommended AAM value
7-0 Current AAM value

95-99 0000h

Reserved

100-103 XXXXh

X

Total Number of User Addressable Logical Sectors for 48-bit commands (QWord)

104-105 0000h

Reserved

106 4000h

F
F
F
F

F

Physical sector size / logical sector size
15 Shall be cleared to zero
14 Shall be set to one
13 1 = Device has multiple logical sectors per physical sector
12 1 = Device Logical Sector longer than 256 Words
11-4 Reserved
3-0 2x logical sectors per physical sector

107-118 0000h

Reserved

119 4000h

F
F

F
F
F
F
F

Commands and feature sets supported (Continued from words 84:82)
15 Shall be cleared to zero
14 Shall be set to one
13-6 Reserved
5 1= The Free-fall Control feature set is supported
4 1 = The DOWNLOAD MICROCODE command with mode 3 is supported
3 1 = The READ LOG DMA EXT and WRITE LOG DMA EXT commands are supported
2 1 = The WRITE UNCORRECTABLE EXT command is supported
1 1 = The Write-Read-Verify feature set is supported
0 Reserved for DDT

120 4000h

F
F

V
F
F
F
V

Commands and feature sets supported or enabled (Continued from words 87:85)
15 Shall be cleared to zero
14 Shall be set to one
13-6 Reserved
5 1= The Free-fall Control feature set is enabled
4 1 = The DOWNLOAD MICROCODE command with mode 3 is supported
3 1 = The READ LOG DMA EXT and WRITE LOG DMA EXT commands are supported
2 1 = The WRITE UNCORRECTABLE EXT command is supported
1 1 = The Write-Read-Verify feature set is enabled
0 Reserved for DDT

121-126 0000h

Reserved for expended supported and enabled settings

127 0000h

X Obsolete

128 0021h

F
V
F
F
V
V

Security status
15-9 Reserved
8 Security level 0 = High, 1 = Maximum
7-6 Reserved
5 1 = Enhanced security erase supported
4 1 = Security count expired
3 1 = Security frozen

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