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10.55 Write Sector(s) (30h/31h)
Command Block Output Registers
Register
7
Data
-
Feature
-
Sector Count
V
Sector Number
V
Cylinder Low
V
Cylinder High
V
Device/Head
1
Command
0
Error Register
7
6
5
CRC UNC
0
IDN
0
0
0
Table 187 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 P7K500 Hard Disk Drive specification (Rev 1.1)
6
5
4
3
2
1
0
-
-
-
-
-
-
-
-
-
-
-
-
-
-
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
L
1
D
H
H
H
H
0
1
1
0
0
0
R
4
3
2
1
0
0
ABT T0N AMN
V
0
V
0
0
Command Block Input Registers
Register
7
6
Data
-
-
Error
Sector Count
V
V
Sector Number
V
V
Cylinder Low
V
V
Cylinder High
V
V
Device/Head
-
-
Status
Status Register
7
6
5
4
BSY RDY
DF
DSC DRQ COR IDX ERR
0
V
0
V
253
5
4
3
2
1
0
-
-
-
-
-
-
...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
H
...See Below...
3
2
1
0
-
0
-
V
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