Introducing the BIOS
User’s Manual
4-29
USB KB/Mouse/FDD Legacy Support:
Two options are available: Disabled Enabled. The default setting is
Enabled
. If your operating system
supports a USB device natively, please set it to
Disabled
. Only in some situations, such as in a pure DOS
environment that does not support a USB legacy device, should you set it in
Enabled
. What’s the USB
legacy device? For example: USB floppy, USB keyboard and USB mouse, etc.
USB 2.0 Supports:
Two options are available: Disabled Enabled. The default setting is
Disabled
. If you have connecting
the USB 2.0 device onto your motherboard and using the onboard USB ports. Please set this item to
Enabled
.
OnBoard FDC:
Three options are available: Auto Disabled Enabled. The default setting is
Auto
. This is used to
enable or disable the onboard FDD Controller. If you add a higher performance controller, you will need
to disable this feature.
Onboard Serial PortA:
Six options are available: Auto Disabled 3F8/COM1 2F8/COM2 3E8/COM3 2E8/COM4.
The default setting is
3F8/COM1
. This item allows you to determine which I/O address the onboard serial
portA controller will access.
Onboard Serial PortB:
Six options are available: Auto Disabled 3F8/COM1 2F8/COM2 3E8/COM3 2E8/COM4.
The default setting is
2F8/COM2
. This item allows you to determine which I/O address the onboard serial
portB controller will access.
Serial PortB Mode:
Four options are available: Normal 1.6 us 3/16 Baud ASKIR. The default setting is
Normal
.
When you select the item Normal, then the following item will not appear.
IR Pin Select:
Two options are available: SINB/SOUTB or IRRX/IRTX. The default setting is
IRRX/IRTX
. If you
choose
IRRX/IRTX
,
your motherboard must support a COM port IR KIT connection. Otherwise, you
can only choose the
SINB/SOUTB
to use the IR header on your motherboard to connect your IR KIT.
Please use the default setting.
Onboard Parallel Port:
Five options are available: Auto Disabled 378h 278h 3BCh. The default setting is
Auto.
Select a logical LPT port name and matching address for the physical parallel (printer) port.
Parallel Port Mode:
Five options are available: Normal SPP EPP ECP ECP/EPP. Default is
ECP
mode.
Select an operating mode for the onboard parallel (printer) port. SPP (Standard Parallel Port), EPP
(Extended Parallel Port), ECP (Extended Capabilities Port) or ECP/EPP.
Select SPP unless you are certain your hardware and software supports both EPP or ECP mode.
Содержание SR7-8X
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