SimpleTech ZeusIOPS User Manual
Page 41
Zeus
IOPS
3.5-Inch Fibre Channel Solid State Drive Product Manual Rev. 1.0
41
W
RITE
(6) C
OMMAND
(0Ah)
The WRITE (6) command requests that the target write the data transferred by the initiator to the
medium
.
The logical block address field specifies the logical block at which the write operation shall
begin. The transfer length field specifies the number of contiguous logical blocks of data to transfer.
A transfer length of zero indicates that 256 logical blocks shall be transferred. Any other value
indicates the number of logical blocks that shall be transferred
. Byte 5 is ignored.
I
NQUIRY
C
OMMAND
(12h)
The INQUIRY command requests that information regarding parameters of the drive be sent to the
initiator. Byte 5 is ignored. See Tables 17 and 18.
An Enable Vital Product Data (EVPD) bit of one specifies that the drive return the optional vital
product data specified by the page code field. If any optional fields in the CDB are set that the drive
does not support, it will return a CHECK CONDITION status with the sense key set to ILLEGAL
REQUEST and an additional sense code of INVALID FIELD IN CDB.
Table 16.
Write (6) CDB
Bit
Byte
7
6
5
4
3
2
1
0
0
Operation Code (0Ah)
1
Logical Unit Number (RSVD)
(MSB)
2
Logical Block Address
3
(LSB)
4
Transfer Length
5
Control
Table 17.
Inquiry CDB
Bit
Byte
7
6
5
4
3
2
1
0
0
Operation Code (12h)
1
Logical Unit Number (RSVD)
Reserved
EVPD
2
Page Code
3
Reserved
4
Allocation Length
5
Control