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PAGE 32 JUNE 17, 2008 DOCUMENT: 3650H-02DSR
SSD-HXXX(I)-3650 DATA SHEET ATA COMMAND BLOCK AND SET DESCRIPTION
Identify Drive — ECh
Issued by the host, the Identify Drive command provides 256 bytes of drive
attribute data (i.e., sector size, count, and so on) The identify drive data
structure is detailed in the following table.
Table 34: Identify Drive — ECh
Register
D
7
D
6
D
5
D
4
D
3
D
2
D
1
D
0
Feature X
Sector Count X
Sector Number X
Cylinder Low X
Cylinder High X
Drive Head X X X Drive X
Command ECh