Deskstar 7K160 Hard Disk Drive Specification
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changed to the native maximum address, the value placed in words (61:60) shall be 268,435,455 and the value
placed in words (103:100) shall be the native maximum address.
If a host protected area has been established by a Set Max Address Ext command, the device shall return command
aborted.
Output parameters to the device
B Option bit for selection whether nonvolatile or volatile. B = 0 is volatile condition. When
B=1, MAX LBA/CYL which is set by Set Max LBA/CYL command is preserved by
POR. When B=0, MAX LBA/CYL which is set by Set Max LBA/CYL command will be
lost by POR. B = 1 is not valid when the device is in Address Offset mode.
Sector Number In LBA mode this register contains LBA bits 0 - 7 which is to be set. (L=1)
In CHS mode this register is ignored. (L=0)
Cylinder High/Low In LBA mode this register contains LBA bits 8 - 15 (Low), 16 - 23 (High) which is to be
set. (L=1)
In CHS mode this register contains cylinder number which is to be set. (L=0)
H In LBA mode this register contains LBA bits 24 - 27 which is to be set. (L=1)
In CHS mode this register is ignored. (L=0)
Input parameters from the device
Sector Number In LBA mode this register contains max LBA bits 0 - 7 which is set. (L=1)
In CHS mode this register contains max sector number. (L=0)
Cylinder High/Low In LBA mode this register contains max LBA bits 8 - 15 (Low), 16 - 23 (High) which is
set. (L=1)
In CHS mode this register contains max cylinder number which is set. (L=0)
H In LBA mode this register contains max LBA bits 24 - 27 which is set. (L=1)
In CHS mode this register contains max head number. (L=0)
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