Technical information

HGST Ultrastar C15K600 Hard Disk Drive Specification
219
18.23
READ CAPACITY (16) (9E/10)
Table 187 Read Capacity (16) (9E/10)
Byte
Bit
7
6
5
4
3
2
1
0
0
Command Code = 9Eh
1
Reserved = 0
Service Action = 10h
2-9
(MSB)
Logical Block Address
(LSB)
10-13
(MSB)
Allocation Length
(LSB)
14
Reserved = 0
PMI
15
VU = 0
Reserved = 0
FLAG
Link
The READ CAPACITY (16) (9E/10) command returns information regarding the capacity of the drive. This
command is processed like the standard READ CAPACITY (25) command.
18.23.1
Returned Data Format
The following data is returned to the initiator in the DATA OUT phase.
Table 188 Returned Data Format
Byte
Bit
7 6 5 4 3 2 1 0
0 - 7
(MSB)
Maximum Logical Address
(LSB)
8 - 11
(MSB)
Block Length
(LSB)
12
Reserved = 0
P-Type
Prot-EN
13
P_I_Exponent
Logical Blocks per Physical Block Exp
14 - 31
Reserved = 0