Hitachi HTS541040G9AT00 Specifications - Page 142

Read Log Ext 2Fh

Page 142 highlights

13.15 Read Log Ext (2Fh) Table 85: Read Log Ext command (2Fh) Command Block Output Registers Register 7 6 5 4 3 2 1 0 Data Low Data High Current Feature Previous Sector Count Current Previous V V V V V V V V V V V V V V V V Current LBA Low Previous V V V V V V V V V V V V V V V V Current LBA Mid Previous V V V V V V V V V V V V V V V V Current LBA High Previous V V V V V V V V V V V V V V V V Device 1 1 1 D - - - - Command 0 0 1 0 1 1 1 1 76 CRC UNC VV Error Register 54 3 2 1 0 0 IDN 0 ABT T0N AMN 0V 0 V 0 0 Command Block Input Registers Register 7 6 5 4 3 2 1 0 Data Low Data High Error see below Sector Count LBA Low LBA Mid LBA High Device Status HOB=0 HOB=1 HOB=0 HOB=1 HOB=0 HOB=1 HOB=0 HOB=1 V V V V V V V V V V V V V V V V V V V V V V V V V V V V V V V V V V V V V V V V V V V V V V V V V See below ... Status Register 7 654 3 2 1 0 BSY RDY DF DSC DRQ COR IDX ERR 0 V0V - 0 - V Output parameters to the device Sector CountCurrent The number of sectors to be read from the specified log low order, bits (7:0). The log transferred by the drive shall start at the sector in the specified log at the specified offset, regardless of the sector count requested. Sector Count Previous The number of sectors to be read from the specified log high orders, bits (15:8). LBA Low Current The log to be returned as described in Figure LBA Mid Current The first sector of the to be read low order, bits (7:0). LBA Mid Previous The first sector of the log to be read high order, bit (15:8) Travelstar 5K100 Hard Disk Drive Specification 128

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Travelstar 5K100 Hard Disk Drive Specification
128
13.15
Read Log Ext (2Fh)
Table 85: Read Log Ext command (2Fh)
Output parameters to the device
Sector CountCurrent
The number of sectors to be read from the specified log low order, bits (7:0). The log
transferred by the drive shall start at the sector in the specified log at the specified offset,
regardless of the sector count requested.
Sector Count Previous
The number of sectors to be read from the specified log high orders, bits (15:8).
LBA Low Current
The log to be returned as described in Figure
LBA Mid Current
The first sector of the to be read low order, bits (7:0).
LBA Mid Previous
The first sector of the log to be read high order, bit (15:8)
Command Block Output Registers
Command Block Input Registers
Register
7 6 5 4 3 2 1 0
Register
7 6 5 4 3 2 1 0
Data Low
- - - - - - - -
Data Low
- - - - - - - -
Data High
- - - - - - - -
Data High
- - - - - - - -
Feature
Current
- - - - - - - -
Error
see below
Previous
- - - - - - - -
Sector
Count
Current
V V V V V V V V
Sector
Count
HOB=0
- - - - - - - -
Previous
V V V V V V V V
HOB=1
- - - - - - - -
LBA Low
Current
V V V V V V V V
LBA Low
HOB=0
V V V V V V V V
Previous
V V V V V V V V
HOB=1
V V V V V V V V
LBA Mid
Current
V V V V V V V V
LBA Mid
HOB=0
V V V V V V V V
Previous
V V V V V V V V
HOB=1
V V V V V V V V
LBA High
Current
V V V V V V V V
LBA High
HOB=0
V V V V V V V V
Previous
V V V V V V V V
HOB=1
V V V V V V V V
Device
1 1 1 D - - - -
Device
V - - - - - - -
Command
0 0 1 0 1 1 1 1
Status
See below ...
Error Register
Status Register
7
6
5
4
3
2
1
0
7
6
5
4
3
2
1
0
CRC UNC 0 IDN 0 ABT T0N AMN
BSY RDY DF DSC DRQ COR IDX ERR
V
V
0
V
0
V
0
0
0
V
0
V
-
0
-
V