IEI Integration iQ7-US15W - Manual (Page 112)

IQ7 Design Guide
Page 100
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Disabled USB 2.0 controller disabled
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Enabled D EFAULT USB 2.0 controller enabled
ƒ Legacy USB Support [Enabled]
Use the Legacy USB Support BIOS option to enable USB mouse and USB keyboard
support.
Normally if this option is not enabled, any attached USB mouse or USB keyboard does not
become available until a USB compatible operating system is fully booted with all USB
drivers loaded. When this option is enabled, any attached USB mouse or USB keyboard
can control the system even when there is no USB driver loaded onto the system.
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Disabled Legacy USB support disabled
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Enabled D EFAULT Legacy USB support enabled
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Auto Legacy USB support disabled if no USB devices are
connected
ƒ USB2.0 Controller Mode [HiSpeed]
Use the USB2.0 Controller Mode option to set the speed of the USB2.0 controller.
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FullSpeed The controller is capable of operating at 12 Mb/s
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HiSpeed D EFAULT The controller is capable of operating at 480 Mb/s