IO Device Configuration

The parameters in this screen are for advanced users only. You do not need to change the values in this screen because these values are already optimized.

The I/O Device Configuration screen assigns resources to basic computer communication hardware.

PhoenixBIOS Setup Utility Advanced

I/O Device Configuration

Item Specific Help

Serial port: [Enabled]

Mode: [FIR] Base I/O Address: [2F8] Interrupt: [IRQ 3] DMA channel: [DMA 3]

Parallel port: [Enabled]

Mode: [Bi-directional] Base I/O address: [378] Interrupt: [IRQ7]

Configure serial port using options:

[Disabled]

No configuration

[Enabled]

User Configuration

BIOS or OS chooses configuration

(OS Cintrolled)

Displayed when Controlled by OS

F1 Help Select Item F5/F6 Change Values F9 Setup Defaults Esc Exit ^^ Select Menu Enter Select > Sub Menu F10 Save and Exit

NOTE: When the device is disabled, all the sub-items will be showed as [--].

The following table describes the parameters in this screen. Settings in boldface are the default and suggested parameter settings

Parameter

Description

Options

Serial Port A

Enables or disables the serial port. The serial port is a PnP device. Enabled/Disabled setting won't affect the setting of the serial port in device manager of Windows.

When enabled, you can set the base I/O address and interrupt request (IRQ) of the serial port. Help: [Disabled] : No configuration [Enabled] : User configuration [Auto] : BIOS or OS chooses configuration

Disabled Enabled

Auto

Mode

Sets speration mode of the serial port.

Only set the serial post operation mode in BIOS

Setup.

Help: Set the mode for the serial port using

COM Port FIR

Base I/O Address

Sets the I/O address of the com operation. Help: Set the base I/O address for serial port.

3F8, 2F8, 3E8 or 2E8

Parameter

Description

Options

Interrupt

Sets the IRQ of the Com operation.

Help: Set the base I/O address for serial port A.

IRQ3

IRQ4

DMA Channel

Sets a DMA channel for the printer to operate in ECP mode. This parameter is enabled only if operation mode is set to ECP.

Help: Set the DMA channel for the parallel port.

DMA1 DMA3

Parallel Port

Enables or disable the parallel port.

The parallel port is a PnP device. Enabled/Disabled setting won't affect the Windows Device Manager setting of the parallel port.

Sets operation mode of the parallel port.

Only set the parallel post operation mode in BIOS

setup. If set to be ECP mode, the Windows will assume the parallel port as the ECP port.

If operation mode is set to Base I/O address, sets the base I/O address, of the parallel port.

If operation mode is set to interrupt, sets the interrupt request of the parallel port.

If operation mode is set to ECP DMA Channel, sets the direct memory access (DMA) channel for the printer to operate in ECP mode. This parameter is enabled only if operation mode is set to ECP. Help: Set the mode for the parallel port using

Disabled

Enabled

Auto

Mode

Sets speration mode of the parallel port. Only set the parallel post operation mode in BIOS Setup. If set to be ECP mode, the Windows will assume the parallel port as the ECP port. Help: Set the mode for the parallel port using

Bi-directional

EPP ECP

Base I/O address

Sets the base I/O address of the parallel port. Help: Set the base I/O address for the parallel port.

378, 278, or 3BC

Interrupt

Sets the interrupt request of the parallel port. Help: Set the interrupt request for the parallel port.

IRQ5 or IRQ7

The Ultimate Computer Repair Guide

The Ultimate Computer Repair Guide

Read how to maintain and repair any desktop and laptop computer. This Ebook has articles with photos and videos that show detailed step by step pc repair and maintenance procedures. There are many links to online videos that explain how you can build, maintain, speed up, clean, and repair your computer yourself. Put the money that you were going to pay the PC Tech in your own pocket.

Get My Free Ebook


Responses

  • Thomas
    How to set comport acer?
    8 years ago

Post a comment