BX2 Systems User’s Handbook
Integrated Peripherals menu
Chapter 2. Using the CMOS Setup Utility
61
Onboard serial ports
Parameter
Setting
Description
Onboard UART 1
Onboard UART 2
Disabled
3F8/IRQ4
(default) (port 1)
Choose the I/O address for
serial port 1 and 2.
Do not set port 1 and 2 to the
same address except for
Disabled or Auto.
2F8/IRQ3
(default) (port 2)
3E8/IRQ4
2E8/IRQ3
Auto
UR2 Mode
Standard
(default)
Supports a serial infrared
IrDA.
IrDA 1.0
ASKIR
Supports a Sharp serial
interface format.
FIR
Fast Infrared Interface.
If UR2 Mode is set to IrDA 1.0/ASKIR/FIR:
UR2 Duplex Mode
Half
Sets the UR2 mode. See your
IR device specifications to
select the correct mode.
Duplex
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