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11.54 Write Sector(s) (30h/31h)
Command Block Output Registers
Register
Data
Feature
Sector Count
Sector Number
Cylinder Low
Cylinder High
Device/Head
Command
Error Register
7
6
5
CRC UNC
0
0
0
0
Table 175 Write Sector(s) Command (30h/31h)
The Write Sector(s) command transfers one or more sectors from the host to the device,and then the data is
written to the disk media.
The sectors are transferred through the Data Register 16 bits at a time.
If an uncorrectable error occurs, the write will be terminated at the failing sector.
HITACHI Deskstar & CinemaStar 7K1000.B & Deskstar E7K1000 Hard Disk Drive specification
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
1
L
1
D
H
H
H
0
0
1
1
0
0
0
4
3
2
1
IDN
0
ABT T0N AMN
V
0
V
0
Command Block Input Registers
0
Register
7
-
Data
-
Error
V
Sector Count
V
V
Sector Number
V
V
Cylinder Low
V
V
Cylinder High
V
H
Device/Head
R
Status
Status Register
0
7
6
5
BSY RDY
DF
0
0
V
0
243
6
5
4
3
2
1
-
-
-
-
-
-
-
...See Below...
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
-
-
-
-
H
H
H
...See Below...
4
3
2
1
DSC DRQ COR IDX ERR
V
-
0
-
0
-
V
V
V
V
H
0
V
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