AcuPanel15C1DV2 ( Model #ACUPNL15CD ) Manual
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8.6 USB Configuration
• Legacy USB support
Enables Legacy USB support. AUTO option disable legacy support if no USB devices are connected.
DISABLE option will keep USB devices available only for EFI applications.
• ECHI Hand-off
This is a workaround for OSes without EHCI hand-off support. The EHCI ownership change should be
claimed by EHCI driver. Default: Disabled
• USB transfer time-out
The time-out value for control, bulk, and Interrupt transfers. Default: 20 sec
• Device reset time-out
The USB mass storage device Start Unit command time-out. Default: 20 sec
• Device power-up delay
Maximun 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.
• Mass Storage Device:
Mass storage device emulation type. ‘AUTO’ enumerates devices less than 530MB as floppies. Forced
FDD option can be used to force HDD formatted drive to boot as FDD.
F81865 Super IO Configuration