Biostar M7SXD User Manual page 54

Chapter 2 BIOS Setup
Onboard FDC Controller
Select Enabled if your system has a floppy disk controller (FDC)
installed on the system board and you wish to use it. If install and FDC or
the system has no floppy drive, select Disabled in this field.
The Choices: Enabled (default), Disabled.
Onboard Serial Port 1
Select an address and corresponding interrupt for the first and second
serial ports.
The Choices: Disabled, 3F8/IRQ4 (default), 2F8/IRQ3, 3E8/IRQ4,
2E8/IRQ3, Auto.
Onboard Serial Port 2
Select an address and corresponding interrupt for the first and second
serial ports.
The Choices: Disabled, 2F8/IRQ3 (default), 3F8/IRQ4, 3E8/IRQ4,
2E8/IRQ3, Auto.
UART Mode Select
This item allows you to determine which Infra Red (IR) function of
onboard I/O chip.
The Choices: Normal, AS KIR, IrDA.
RxD, TxD Active
This item allows you to determine which Infrared (IR) function of
onboard I/O chip.
The Choices: Hi / Lo (default), Hi / Hi, Lo / Hi, Lo / Lo.
IR Transmission Delay
This item allows you to enable/disable IR transmission delay.
The Choices: Enabled (default), Disabled.
UR2 Duplex Mode
Select the value required by the IR device connected to the IR port.
Full-duplex mode permits simultaneous two-direction transmission.
Half-duplex mode permits transmission in one direction only at a time.
The Choices: Half (default), Full.
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