Read Native Max Address Ext (27H); Table 99: Read Native Max Address Ext (27H) - Hitachi HTS421212H9AT00 - Travelstar 120 GB Hard Drive Specifications

13.20 Read Native Max ADDRESS EXT (27h)

Table 99: Read Native Max ADDRESS EXT (27h)

Command Block Output Registers
Register
Data Low
Data High
Current
Feature
Previous
Current
Sector
Count
Previous
Current
LBA Low
Previous
Current
LBA Mid
Previous
Current
LBA High
Previous
Device
Command
7 6 5
CRC UNC 0
0 0 0
This command returns the native max LBA of HDD which is not effected by Set Max ADDRESS EXT command.
Input parameters from the device
LBA Low (HOB=0)
LBA Low (HOB=1)
LBA Mid (HOB=0)
LBA Mid (HOB=1)
LBA High (HOB=0)
LBA High (HOB=1)
7 6 5 4 3 2 1 0
- - - - - - - -
- - - - - - - -
- - - - - - - -
- - - - - - - -
- - - - - - - -
- - - - - - - -
- - - - - - - -
- - - - - - - -
- - - - - - - -
- - - - - - - -
- - - - - - - -
- - - - - - - -
- 1 - D - - - -
0 0 1 0 0 1 1 1
Error Register
4 3 2 1
IDN 0 ABT T0N AMN
0 0 V 0
LBA (7-0) of the address of the Native max areas.
LBA (31-24) of the address of the Native max areas.
LBA (15-8) of the address of the Native max areas.
LBA (39-32) of the address of the Native max areas.
LBA (23-16) of the address of the Native max areas.
LBA (47-40) of the address of the Native max areas.
Travelstar 4K120 Hard Disk Drive Specification
Command Block Input Registers
Register
Data Low
Data High
Error
Sector
Count
LBA Low
LBA Mid
LBA High
Device
Status
0 7 6
BSY RDY DF DSC DRQ
0 0 V
144
7 6 5 4 3 2 1 0
- - - - - - - -
- - - - - - - -
see below
HOB=0 - - - - - - - -
HOB=1 - - - - - - - -
HOB=0 V V V V V V V V
HOB=1 V V V V V V V V
HOB=0 V V V V V V V V
HOB=1 V V V V V V V V
HOB=0 V V V V V V V V
HOB=1 V V V V V V V V
V - - - - - - -
See below ...
Status Register
5 4 3 2
COR IDX
0 - - 0
1 0
ERR
- V