ENX-CDD User
’s Manual
34 ENX-CDD User
’s Manual
3.6.2.4 USB Configuration
The USB configuration menu is used to read USB configuration information and configure
USB.
Item
Options
Description
Legacy USB Support
Enabled
[Default]
Disabled
Auto
Enables Legacy USB support.
AUTO option disables legacy support if no USB
devices are connected. DISABLE option will keep
USB devices available only for EFI applications.
ECHI Hand-Off
Enabled
Disabled
[Default]
This is a workaround for OSes without EHCI hand-off
support. The EHCI ownership change should be
claimed by EHCI driver.
USB transfer time-out
1sec / 5sec
10sec / 20sec
[Default]
The time-out value for Control, Bulk, and Interrupt
transfers.
Device reset time-out
10sec / 20sec
[Default]
30sec / 40sec
USB mass storage device Start Unit command
time-out.
Device power-up delay
Auto
[Default]
Manual
Maximum time the device will take before it properly
reports itself to the Host Controller.
“Auto” uses
default value: for a Root port it is 100ms, for a Hub
port the delay is taken from Hub descriptor.
Summary of Contents for ENX-CDD
Page 10: ...ENX CDD User s Manual 10 ENX CDD User s Manual 2 Hardware Configuration ...
Page 11: ...ENX CDD User s Manual ENX CDD User s Manual 11 2 1 Product Overview ...
Page 12: ...ENX CDD User s Manual 12 ENX CDD User s Manual ...
Page 25: ...ENX CDD User s Manual ENX CDD User s Manual 25 3 BIOS Setup ...
Page 52: ...ENX CDD User s Manual 52 ENX CDD User s Manual 5 Mechanical Drawing ...
Page 53: ...ENX CDD User s Manual ENX CDD User s Manual 53 Unit mm ...
Page 54: ...ENX CDD User s Manual 54 ENX CDD User s Manual Unit mm ...