Advantech ASMB-820I User Manual page 44

3.2.2.8 USB Configuration
 Legacy USB Support
This is for supporting USB devices under a legacy OS such as DOS. When
choosing "AUTO", the system will automatically detect if any USB device is
plugged into the computer and enable USB legacy mode when a USB device is
plugged in and disable USB legacy mode when no USB devices are plugged in.
 EHCI Hand-off
Enables or disables supporting an OS without EHCI hand-off feature.
 USB Transfer Time-out
Selects the USB transfer time-out value. [1,5,10,20sec]
 Device Reset Time-out
Selects the USB device reset time-out value. [10,20,30,40 sec]
 Device Power-up Delay
This item appears only when Device power-up delay item is set to [manual].
 Mass Storage Devices
This item appears only when plugging in a USB flash device. Users can choose
"Auto", "Floppy", "Forced FDD", "Hard Disk" and "CD-ROM" to simulate USB
flash devices.
ASMB-820I User Manual 34