Table 78 Identify Device Command (Ech); Identify Device (Ech) - Hitachi HDS723020BLA642 Specifications

11.10 Identify Device (ECh)

Command Block Output Registers
Register 7
Data
Feature
Sector Count
Sector Number
Cylinder Low
Cylinder High
Device/Head 1
Command 1
Error Register
7 6 5
CRC UNC 0
0 0 0

Table 78 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 described in the following pages.
6 5 4 3 2 1
- - - - - - -
- - - - - - -
- - - - - - -
- - - - - - -
- - - - - - -
- - - - - - -
- 1 D - - -
1 1 0 1 1 0
4 3 2 1
IDN 0 ABT T0N AMN
0 0 V 0
Hitachi hard disk drive specifications
Command Block Input Registers
0 Register 7
- Data -
- Error
- Sector Count -
- Sector Number -
- Cylinder Low -
- Cylinder High -
- Device/Head -
0 Status
Status Register
0 7 6 5
BSY RDY DF
0 0 V 0
126
6 5 4 3 2 1 0
- - - - - - -
...See Below...
- - - - - - -
- - - - - - -
- - - - - - -
- - - - - - -
- - - - - - -
...See Below...
4 3 2 1
DSC DRQ COR IDX
- - 0 -
0
ERR
V