DFI 748-AL User Manual page 70

3
BIOS Setup
UART Mode Select
The system board supports IrDA function for wireless connectiv-
ity between your computer and peripheral devices. You may not
use IrDA and the COM 2 serial port at the same time. If you are
using the COM 2 serial port, make sure this field is set to Nor-
mal.
To use the IrDA function, follow the steps below.
1. Connect your IrDA cable to connector J6 on the system
2. Set the "UART Mode Select" field to the type of IrDA
3. Set the "UR2 Duplex Mode" field appropriately.
UR2 Duplex Mode
Half Data is completely transmitted before receiving data.
Full
Onboard Parallel Port
378/IRQ7, 3BC/IRQ7, 278/IRQ5
Disabled Disables the onboard parallel port.
Parallel Port Mode
The options are SPP, EPP, ECP and ECP+EPP. These apply to a
standard specification and will depend on the type and speed of
your device. Refer to your peripheral's manual for the best op-
tion.
SPP
Allows normal speed operation but in one direction only.
70
board.
standard supported by your IrDA peripheral/device. For
better transmission of data, your IrDA peripheral device
must be within a 30
ter.
Transmits and receives data simultaneously.
IRQ for the onboard parallel port.
o
angle and within a distance of 1 me-
Selects the I/O address and