Asus A7V333 User's Guide download pdf (Page 47)

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Chapter 2: BIOS Information

2.4.2 I/O Device Configuration

Onboard FDC Swap A & B [No Swap]

This field sets option to switch driver letter assignments.

Configuration options: [No Swap] [Swap AB]

Floppy Disk Access Control [R/W]

When set to [Read Only], this parameter protects files from being copied to floppy

disks by allowing reads from, but not writes to, the floppy disk. The default setting

[R/W] allows both reads and writes. Configuration options: [R/W] [Read Only]

Onboard Serial Port 1 [3F8H/IRQ4], Port 2 [2F8H/IRQ3]

These fields allow you to set the addresses for the onboard serial connectors. Serial

Port 1 and Serial Port 2 must have different addresses.

Onboard Parallel Port [378H/IRQ7]

This field allows you to set the address of the onboard parallel port connector. If

you disable this field, the Parallel Port Mode and ECP DMA Select configurations

are not available. Configuration options: [Disabled] [378H/IRQ7] [278H/IRQ5]

Parallel Port Mode [ECP+EPP]

This field allows you to set the operation mode of the parallel port. [Normal] allows

normal-speed operation but in one direction only; [EPP] allows bidirectional parallel

port operation; [ECP] allows the parallel port to operate in bidirectional DMA mode;

[ECP+EPP] allows normal speed operation in a two-way mode. Configuration

options: [Normal] [EPP] [ECP] [ECP+EPP]

ECP DMA Select [3]

This field allows you to configure the parallel port DMA channel for the selected

ECP mode. This selection is available only if you select [ECP] or [ECP+EPP] in

Parallel Port Mode above. Configuration options: [1] [3]

Onboard AC97 Audio Controller [Enabled]

This field allows you to enable or disable the onboard AC97 audio controller.

Configuration options: [Auto] [Disabled]

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Asus A7V333 User's Guide Page 47