Hitachi 7K500 Specification Guide
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Deskstar 7K500 Hard Disk Drive Serial ATA Addendum
136
Output parameters to the device
B
Option bit for selection whether nonvolatile or volatile. B=0 is volatile condition.
When B=1, MAX Address which is set by the Set Max Address Ext command is
preserved by POR. When B=0, MAX Address which is set by the Set Max
Address Ext command will be lost by POR. B=1 is not valid when the device is in
Address Offset mode.
When B=1, MAX Address which is set by the Set Max Address Ext command is
preserved by POR. When B=0, MAX Address which is set by the Set Max
Address Ext command will be lost by POR. B=1 is not valid when the device is in
Address Offset mode.
Sector Number Current
Set Max LBA (7:0)
Sector Number Previous
Set Max LBA (31:24)
Cylinder Low Current
Set Max LBA (15:8)
Cylinder Low Previous
Set Max LBA (39:32)
Cylinder High Current
Set Max LBA (23:16)
Cylinder High Previous
Set Max LBA (47:40)
Input parameters from the device
Sector Number (HOB=0)
Set Max LBA (7:0).
Sector Number (HOB=1)
Set Max LBA (31:24).
Cylinder Low (HOB=0)
Set Max LBA (15:8).
Cylinder Low (HOB=1)
Set Max LBA (39:32).
Cylinder High (HOB=0)
Set Max LBA (23:16).
Cylinder High (HOB=1)
Set Max LBA (47:40).