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Identify Device Data
The following table defines the specifics of the IDENTIFY DEVICE data returned by
the WD Blue 3D NAND SATA SSD.
Word Address Default Value Total Bytes Data Field Type
Information
0 0040h 2 ATA General
configuration: bit-
significant information
1–6 XXXXh 12 Obsolete/Retired/
Specific
7–8 0000h 4 Reserved
9 0000h 2 Retired
10–19 ASCII 20 Serial number in ASCII
(left-justified)
20–22 6 2 Retired/Obsolete
23–26 ASCII 8 Firmware revision in
ASCII (left-justified)
27–46 WDC WDSxxxxxxxx-
xxxxxx
40 Model number in ASCII
(left-justified) for WD
Blue 3D NAND SATA
SSD. SKU without dash;
X depends on capacity
and HW configuration
47 8001h 2 R/w Multiple Sector
Count
48 4000h 2 Trusted Computing
feature set
49 2F00h 2 LBA and MW DMA
modes supported
50 4000h 2 Capabilities
51–52 XXXXh 4 Obsolete
53 0007h 2 Field validity
54–58 XXXXh 10 Obsolete
59 D101h 2 Sanitize and multiple
sector setting
60–61 XXXXh 4 ATA total number of
sectors addressable in
LBA mode
62 0000h 2 Obsolete
63 0007h 2 MW DMA Transfer
Modes
Supported ATA Commands
WD Blue 3D NAND SATA SSD
User Manual
34
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