User`s manual

61
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Award BIOS Setup Utility
Onboard Serial Port 1 and Onboard Serial Port 2
Auto The system will automatically select an I/O address for
the onboard serial port 1 and serial port 2.
3F8/IRQ4, 2F8/IRQ3, 3E8/IRQ4, 2E8/IRQ3 Allows you to
manually select an I/O address for the onboard serial
port 1 and serial port 2.
Disabled Disables the onboard serial por t 1 and/or serial port 2.
UART2 Mode Select
The system board supports IrDA function for wireless connectivity
between your computer and peripheral devices. You may not use
IrDA (J22) and the COM 2 (J5) serial port at the same time. If you
are using the COM 2 serial port, make sure this field is set to
Normal.
To use the IrDA function, follow the steps below.
1. Connect your IrDA cable to connector J22 on the system
board.
2. Set the UART2 Mode Select field to the type of IrDA
standard supported by your IrDA peripheral/device (HPSIR or
ASKIR). For better transmission of data, your IrDA peripheral
device must be within a 30
o
angle and within a distance of 1
meter.
3. Set the IR Function Duplex and TX,RX Inverting Enable fields
appropriately.
IR Function Duplex
Half Data is completely transmitted before receiving data.
Full Transmits and receives data simultaneously.
TX,RX Inverting Enable
The options are No, Yes; Yes, No; Yes, Yes; No, No.
Onboard Parallel Port
378/IRQ7, 3BC/IRQ7, 278/IRQ5 Selects the I/O address and
IRQ for the onboard parallel port.
Disabled Disables the onboard parallel port.