Hitachi 100GB 7200 RPM HTE721010G9SA00 Benutzerhandbuch
Produktcode
HTE721010G9SA00
Travelstar E7K100 (SATA) Hard Disk Drive Specification
98
12.11 Initialize Device Parameters (91h)
Table 63: Initialize Device Parameters command (91h)
The Initialize Device Parameters command enables the host to set the number of sectors per track and the number
of heads minus 1, per cylinder. Words 54–58 in Identify Device Information reflects these parameters.
of heads minus 1, per cylinder. Words 54–58 in Identify Device Information reflects these parameters.
The parameters remain in effect until the following events occur:
• Another Initialize Device Parameters command is received.
• The device is powered off.
• A hard reset occurs.
• A soft reset occurs and the Set Feature option of CCh is set.
• The device is powered off.
• A hard reset occurs.
• A soft reset occurs and the Set Feature option of CCh is set.
Output parameters to the device
Sector Count
This indicates the number of sectors per track. Zero (0) indicates 0 sectors per track
instead of 256 sectors per track. It means that there are no sectors per track.
instead of 256 sectors per track. It means that there are no sectors per track.
H
This indicates the number of heads minus 1 per cylinder. The minimum is 0 and the maxi-
mum is 15.
mum is 15.
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
- - - - - - - -
Sector Count
V V V V V V V V
Sector Count
- - - - - - - -
LBA Low
- - - - - - - -
LBA Low
- - - - - - - -
LBA Mid
- - - - - - - -
LBA Mid
- - - - - - - -
LBA High
- - - - - - - -
LBA High
- - - - - - - -
Device
- - - - H H H H
Device
- - - - - - - -
Command
1 0 0 1 0 0 0 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
0
0
0
0
0
V
0
0
0
0
0
-
-
0
-
V