- Silicon Systems Silicon Drive Specification Sheet

ATA COMMAND BLOCK AND SET DESCRIPTION SSD-DXXX(I)-4210 DATA SHEET
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4210D-03DSR PAGE 60 FEBRUARY 2, 2009
Set Features — EFh
The Set Features command allows the host to configure the feature set of the
device according to the attributes listed in Table 46.
On power-up or following a hardware reset, the device is set to the default
mode 81h.
Table 45: Set Features — EFh
Register
D
7
D
6
D
5
D
4
D
3
D
2
D
1
D
0
Feature Feature
Sector Count X
Sector Number X
Cylinder Low X
Cylinder High X
Drive Head X X X Drive X
Command EFh
Table 46: Set Features’ Attributes
Feature Operation
01h Enable 8-bit data transfer
66h Disable reverting to power on defaults
81h Disable 8-bit data transfer
BBh 4 bytes of data apply on Read/Write Long commands
CCh Enable revert to power on defaults