BIOS Setup Utility

SY-P4I845PE

PNP/PCI Configuration Setup (Continued)

PNP/PCI Setting DescriptionNote Setup

 

Interrupt

How to set the BIOS to release the IRQ to the PnP Interrupt pool:

 

Line

PnP / PCI configuration

Integrated Peripherals

 

 

 

IRQ 15

IRQ 15: PCI / ISA PnP

On-Chip Secondary PCI IDE:

disabled

 

IRQ 14

IRQ 14:

PCI / ISA PnP

On-Chip Primary PCI IDE:

disabled

 

 

 

 

Interrupt 12 will be released by the PnP

 

IRQ 12

IRQ 12:

PCI / ISA PnP

BIOS automatically if the PS/2 Mouse Port

 

 

 

 

is not used.

 

 

 

IRQ 7

IRQ 7: PCI / ISA PnP

Onboard parallel port:

disabled

 

IRQ 4

IRQ 4: PCI / ISA PnP

Onboard Serial port 1:

disabled

 

IRQ 3

IRQ 3: PCI / ISA PnP

Onboard Serial port 2:

disabled

4.Your OS may reassign another interrupt to a PCI slot after BIOS passes control to the OS, especially if you use Windows 95, 98 or NT.

Assign IRQ

For

VGA/USB

 

 

 

Disabled

BIOS will assgin IRQ for VGA/USB

 

 

port.

 

Enabled

BIOS won’t assign IRQ for

Default

 

VGA/USB port.

 

5.Your OS may reassign another interrupt to a PCI slot after BIOS passes control to the OS, especially if you use Windows 95, 98 or NT.

INT Pin

Auto

Set to Auto the BIOS will using

Default

1/2/3/4

 

IRQs Automatically.

 

Assignment

 

 

 

3-7.2 MULTI I/O ADDRESSES

Default settings for multi-I/O addresses are as follows:

Port

I/O Address

IRQ

Status

 

 

 

 

LPT1

378H

7

ECP/EPP

 

 

 

 

COM1

3F8H

4

 

 

 

 

 

COM2

2F8H

3

 

 

 

 

 

Warning: If a default I/O address conflicts with other I/O cards such as sound card, you must change one of the I/O addresses to remedy to this address conflict. (I/O addresses can be adjusted from the BIOS Setup Utility)

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SOYO SY-P4I845PE user manual PNP/PCI Configuration Setup, Vga/Usb, Irq, LPT1