Seagate Constellation ES Product Manual page 67

Table 8: Supported commands
Command name
Test Unit Ready
Verify (10)
BYTCHK bit
Verify (12)
Verify (16)
Verify (32)
Write (6)
Write (10)
DPO bit
FUA bit
Write (12)
Write (16)
Write (32)
Write and Verify (10)
DPO bit
Write and Verify (12)
Write and Verify (16)
Write and Verify (32)
Write Buffer (modes 0, 2, supported)
Write Buffer
Firmware Download option (modes 5, 7, Ah and Bh) [3]
Firmware Download option (modes 4, 5, 7)
Write Long (10)
Write Long (16)
Write Same (10) [5]
PBdata
LBdata
Write Same (16) [5]
Write Same (32)
XDRead
XDWrite
XPWrite
[1] Constellation ES.1 drives can format to 512, 520 or 528 bytes per logical block.
[2] Warning. Power loss during flash programming can result in firmware corruption. This usually makes the
drive inoperable.
[3] Reference Mode Sense command 1Ah for mode pages supported.
[4] Y = Yes. Command is supported.
N = No. Command is not supported.
A = Support is available on special request.
[5] There is approximately a 1.5 increase in time to format a SED drive versus a non-SED drive of the same
capacity.
Constellation ES.1 SAS Product Manual, Rev. E
Command code Supported
00h Y
2Fh Y
Y
AFh N
AFh Y
7Fh/000Ah N
0Ah Y
2Ah Y
Y
Y
AAh N
8Ah Y
7Fh/000Bh N
2Eh Y
Y
AEh N
8Eh Y
7Fh/000Ch N
3Bh Y (non-SED drives only)
3Bh
Y (non-SED drives only)
Y (SED drives only)
3Fh Y
9Fh/11h Y
41h Y
N
N
93h Y
7Fh/000Dh N
52h N
50h N
51h N
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