Table of Contents
Advertisement
48
Table 6:
Commands supported by Barracuda 18XL family drive (Continued)
Command name
Search data high
Search data low
Seek
Seek extended
Send diagnostics
Supported diagnostics pages (00h)
Translate page (40h)
DST (logical unit self-test diagnostics)
Set limits
Start unit/stop unit (spindle ceases rotating) (1Bh)
Synchronize cache
Test unit ready
Verify
DPO bit supported
BYTCHK bit supported
Write
Write and verify
DPO bit supported
BYTCHK bit supported
Write buffer (modes 0, 2, supported)
Firmware download option (modes 5, 7 supported) [3]
Write extended
DPO bit supported
FUA bit support
Write long
Write same
PB data
LB data
XDRead
XDWrite
XDWrite extended
XPWrite
[1]
The drive can format to sector sizes from 512 to 2,048 bytes/sector in multiples of 2 bytes/sector.
[2]
Table 9a shows how individual bits are set and which are changeable by the host.
[3]
WARNING: A power loss during flash programming can result in firmware corruption. This usually makes
the drive inoperable.
Barracuda 18XL Product Manual, Rev. A
Command
Supported by
code
Barracuda 18XL
30h
N
32h
N
0Bh
Y
2Bh
Y
1Dh
Y
Y
Y
Y
33h
N
1Bh
Y
35h
Y
00h
Y
2Fh
Y
Y
Y
0Ah
Y
2Eh
Y
Y
Y
3Bh
Y
Y
2Ah
Y
Y
Y
3Fh
Y
41h
Y
N
N
52h
N
50h
N
80h
N
51h
N
Hide quick links:
Advertisement
Table of Contents
