DFI-ITOX G4M300-M12 User Manual page 80

3
BIOS Setup
Serial Port 1 Mode
COM 1 functions as a serial port or IrDA. You cannot use both at
the same time.
Normal
IrDA
IR Duplex Mode
Half
Full
Onboard Serial Port 1, Onboard Serial Port 2, Onboard Serial
Port 3 and Onboard Serial Port 4
3F8, 2F8, 3E8, 2E8
Disabled
Serial Port 1 Use IRQ, Serial Port 2 Use IRQ, Serial Port 3 Use
IRQ and Serial Port 4 Use IRQ
These fields are used to select an IRQ for the onboard serial port 1,
2, 3 or 4.
80
This option sets COM 1 as serial port.
This option sets COM 1 as IrDA.
Data is completely transmitted before receiving data.
Transmits and receives data simultaneously.
Allows you to manually select an I/O
address for the onboard serial port 1, 2, 3
or 4.
Disables the onboard 1, 2, 3 or 4.