Seagate Cheetah 18XL, Product Manual

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48 Cheetah 18XL Product Manual, Rev. A
[1] The drive can format to any even number of bytes per sector from 512 to 4,096.
[2] Tables 8 and 9 show 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.
Seek 0Bh Y
Seek extended 2Bh Y
Send diagnostics 1Dh Y
Supported diagnostics pages (00h) Y
Translate page (40h) Y
Set limits 33h N
Start unit/stop unit (spindle ceases rotating) (1Ch) 1Bh Y
Synchronize cache 35h Y
Test unit ready 00h Y
Verify 2Fh Y
BYTCHK bit Y
Write 0Ah Y
Write and verify 2Eh Y
DPO bit Y
Write buffer (modes 0, 2, supported) 3Bh Y
Firmware download option
(modes 5, 7, Ah and Bh supported) [3] Y
Write extended 2Ah Y
DPO bit Y
FUA bit Y
Write long 3Fh Y
Write same 41h Y
PBdata N
LBdata N
XDRead 52h N
XDWrite 50h N
XPWrite 51h N
Table 6: Commands supported by Cheetah 18XL family drive (Continued)
Command name
Command
code Supported by
SCSI-2/3