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10.51 Write Log Ext (3Fh)
Command Block Output Registers
Register
Data Low
Data High
Current
Feature
Previous
Current
Sector Count
Previous
Current
Sector Number
Previous
Current
Cylinder Low
Previous
Current
Cylinder High
Previous
Device/Head
Command
Error Register
7
6
5
4
CRC
UNC
0
IDN
0
V
0
V
Table 183 Write Log Ext Command (3Fh)
This command writes a specified number of 512 byte data sectors to the specific log. The device shall interrupt
for each DRQ block transferred.
HITACHI Deskstar & CinemaStar P7K500 Hard Disk Drive specification (Rev 1.1)
7
6
5
4
3
2
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
-
-
-
-
-
-
-
-
-
-
-
-
-
-
1
-
1
D
-
-
-
0
0
1
1
1
1
1
3
2
1
0
0
ABT
T0N
AMN
0
V
0
0
Command Block Input Registers
0
Register
-
Data Low
-
Data High
-
Error
-
V
HOB=0
Sector Count
V
HOB=1
V
HOB=0
Sector Number
-
HOB=1
V
HOB=0
Cylinder Low
V
HOB=1
-
HOB=0
Cylinder High
-
HOB=1
-
Device/Head
1
Status
Status Register
7
6
5
BSY
RDY
DF
0
V
0
245
7
6
5
4
3
2
-
-
-
-
-
-
-
-
-
-
-
-
...See Below...
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
...See Below...
4
3
2
1
DSC
DRQ
COR
IDX
V
-
0
-
1
0
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
0
ERR
V
- Quick Links:
- Data Sheet
- Jumper Settings(Pata Model)
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