AXIOMTEK IMB700, User Manual

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IMB700 LGA4189 ATX Motherboard
AMI BIOS Setup Utility 39
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USB Configuration
This screen shows USB configuration.
USB Devices
Displays all detected USB devices.
Legacy USB Support
Enables Legacy USB support. The AUTO option disables legacy support if no USB
devices are connected.
XHCI Hand-off
This is a workaround for OSes without XHCI hand-off support. The XHCI ownership
change should be claimed by XHCI driver.
USB Mass Storage Driver Support
Enable/Disable USB Mass Storage Driver Support.
Port 60/64 Emulation
Enable/Disable port60/64 emulation.
USB transfer time-out
The time-out value for Control, Bulk, and Interrupt transfers.
Device reset time-out
USB mass storage device Start Unit command time-out.
待
BIOS RD
說明
Device power-up delay
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.