Advantech SOM-3565, Руководство пользователя

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SOM-3565 User Manual 18
3.3.6 USB Configuration
Figure 3.9 USB Configuration
Legacy USB Support
Enable support for legacy USB. Auto option disables legacy support if no USB
devices are connected.
EHCI Hand-Off
This is a workaround for the OS without EHCI hand-off support. The EHCI ownership
change should claim by EHCI driver.
USB Transfer Time-out
Set the time-out value for Control, Bulk, and Interrupt transfers.
Device Reset Time-out
Set USB mass storage device Start Unit command time-out value.
Device Power-up Delay
Set 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 100 ms, for a Hub port the
delay is taken from Hub descriptor.