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Hitachi HTS725050A9A364 Datasheet Page 87

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7K500 OEM Specification
Page 87 of 176
14.7
14.714.7
14.7 Format Track (50h: Vendor Specific)
Format Track (50h: Vendor Specific) Format Track (50h: Vendor Specific)
Format Track (50h: Vendor Specific)
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 -
-
-
-
-
-
-
-
Data -
-
-
-
-
-
-
-
Feature -
-
-
-
-
-
-
-
Error ...See Below...
Sector Count -
-
-
-
-
-
-
-
Sector Count -
-
-
-
-
-
-
-
LBA Low V
V
V
V
V
V
V
V
LBA Low V
V
V
V
V
V
V
V
LBA Mid V
V
V
V
V
V
V
V
LBA Mid V
V
V
V
V
V
V
V
LBA High V
V
V
V
V
V
V
V
LBA High V
V
V
V
V
V
V
V
Device -
L
-
-
H
H
H
H
Device -
-
-
-
H
H
H
H
Command 0
1
0
1
0
0
0
0
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
AM
N
BSY
RDY
DF
DSC
DRQ
COR
IDX
ERR
0 0 0 V 0 V 0 0
0 V 0 V - 0 0 V
Table 52 Format Track Command (50h)
The Format Track command formats a single logical track on the device. Each good sector of data on
the track will be initialized to zero with write operation. At this time, whether the sector of data is
initialized correctly is not verified with read operation. Any data previously stored on the track will
be lost.
Output Parameters To The Device
LBA Low
In LBA mode, this register specifies LBA address bits 0 - 7 to be formatted. (L=1)
LBA High/Mid
The cylinder number of the track to be formatted. (L=0)
In LBA mode, this register specifies LBA address bits 8 - 15 (Mid), 16 - 23 (High) to be
formatted. (L=1)
H
The head number of the track to be formatted. (L=0)
In LBA mode, this register specifies LBA address bits 24 - 27 to be formatted. (L=1)
Input Parameters From The Device
LBA Low
In LBA mode, this register specifies current LBA address bits 0-7. (L=1)
LBA High/Mid
In LBA mode, this register specifies current LBA address bits 8 - 15 (Mid), 16 - 23 (High)
H
In LBA mode, this register specifies current LBA address bits 24 - 27. (L=1)
In LBA mode, this command formats a single logical track including the specified LBA.
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