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13.8 Identify Device (ECh)
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
Figure 85. Identify Device command (ECh)
The Identify Device command requests the device to transfer configuration information to the host. The
device will transfer a sector to the host containing the information in Figure 86. beginning on page 123.
7 6 5 4 3 2 1 0
- - - - - - - -
- - - - - - - -
- - - - - - - -
- - - - - - - -
- - - - - - - -
- - - - - - - -
1 - 1 D - - - -
1 1 1 0 1 1 0 0
4
3
2
1
0
IDN
0
ABT
T0N
AMN
0
0
V
0
0
Travelstar 60GH & 40GN hard disk drive specifications
Command Block Input Registers
Register
Data
Error
Sector Count
Sector Number
Cylinder Low
Cylinder High
Device/Head
Status
Status Register
7
6
5
4
BSY
RDY
DF
DSC
0
V
0
-
122
7 6 5 4 3 2 1 0
- - - - - - - -
see below
- - - - - - - -
- - - - - - - -
- - - - - - - -
- - - - - - - -
- - - - - - - -
see below
3
2
1
0
DRQ
COR
IDX
ERR
-
0
-
V
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