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2 i/o device configuration – Asus P4S333-FX User Manual

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4-20

Chapter 4: BIOS Setup

4.4.2 I/O Device Configuration

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

Onboard Serial Port 1 [3F8H/IRQ4]
Onboard Serial Port 2 [Disabled]

These fields allow you to set the addresses for the onboard serial
connectors. Serial Port 1 and Serial Port 2 must have different addresses.
Configuration options: [3F8H/IRQ4] [2F8H/IRQ3] [3E8H/IRQ4] [2E8H/
IRQ10] [Disabled]

UART2 Use As [Disabled]

This field allows you to select the device on which to assign UART2. If you
select [IR] or [Smart Card Reader], set an I/O address for the item
Onboard Serial Port 2. Configuration options: [Disabled] [IR] [Smart Card
Reader]

Onboard Parallel Port [378H/IRQ7]

This field sets 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]