BIOS Setup Utility

 

SY-P4I845PE

 

3-5.6 Onboard Serial Ports

 

 

 

 

Onboard Serial

 

 

Setting

Description

 

Note

 

 

Ports

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Onboard

Serial Port 1 /

Serial Port 2

UART Mode Select

Disabled

 

3F8/IRQ4

Choose serial port 1 & 2's I/O

Default

 

 

 

 

 

address.

(port 1)

 

 

2F8/IRQ3

Do not set port 1 & 2 to the

Default

 

 

 

 

 

same setting except for Disabled

(port 2)

 

 

3E8/IRQ4

or Auto.

 

 

 

 

 

 

2E8/IRQ3

 

 

 

 

 

 

 

 

Auto

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Normal

The second serial port offers

Default

 

 

IrDA

several special modes. It can

 

 

 

 

 

 

ASKIR

either work as an infrared device

 

 

 

 

 

 

 

(IrDA, ASKIR) or as a Smart

 

 

 

SCR

 

 

 

 

 

 

 

Card reader (SCR).

 

 

If [UART Mode Select] is set to [IrDA]/[ASKIR]

UR2 Duplex Mode

 

Half

Choose [Half] or [Duplex] to set

Default

 

 

 

 

Full

UR2 in half duplex mode or full

 

 

 

 

duplex mode respectively. Refer

 

 

 

 

to your IR device specifications

 

 

 

 

to select the suitable mode.

 

 

3-5.7 Onboard Parallel Ports

 

Onboard Parallel

 

Setting

Description

Note

 

Ports

 

 

 

 

 

 

 

 

 

 

 

Onboard Parallel

 

 

 

 

 

 

Disabled

Choose the printer I/O

 

 

Port

 

378/IRQ7

address.

Default

 

 

 

3BC/IRQ7

 

 

 

 

 

278/IRQ5

 

 

 

Parallel Port Mode

 

 

 

 

 

 

 

 

 

 

 

SPP

The mode depends on your

Default

 

 

 

EPP

external device that

 

 

 

 

ECP

connects to this port.

 

 

 

 

ECP+EPP

 

 

 

If [Parallel Port Mode] is set to [ECP] mode

 

 

ECP Mode use

 

3

Choose DMA3

Default

 

DMA

 

1

Choose DMA1

 

 

 

 

 

 

 

 

 

 

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SOYO SY-P4I845PE user manual Onboard Serial Ports, Onboard Parallel Ports, Dma