68
3
BIOS Setup
Onboard SIR Select
This field is used to select an I/O address for the IrDA device.
UART2 Mode Select
This field is used to select the type of IrDA standard supported
by your IrDA device. For better transmission of data, your IrDA
peripheral device must be within a 30
o
angle and within a dis-
tance of 1 meter.
RxD, TxD Active
The options are Hi, Lo; Lo, Hi; Lo, Lo; and Hi, Hi.
IR Transmission Delay
If this field is Enabled, transmission of data will be slower. This is
recommended when you encounter transmission problem with your
device.
UR2 Duplex Mode
Half
Data is completely transmitted before receiving data.
Full
Transmits and receives data simultaneously.
Use IR Pins
The options are IR-Rx2Tx2 and RxD2TxD2.
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.
Parallel Port Mode
The options are
SPP, EPP, ECP, ECP+EPP and PntMode.
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 option.
SPP
Allows normal speed operation but in one direction only.