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Irq assignments for this motherboard – Asus M3A78-EMH HDMI User Manual

Page 36

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1-24

Chapter 1: Product introduction

IRQ assignments for this motherboard

A

B

C

D

E

F

G

H

I

PCIEX1 Slot

shared –

PCIEX16 Slot

– shared –

Onboard USB1.1 Controller 1 shared –

Onboard USB1.1 Controller 2

Onboard USB1.1 Controller 3

– shared –

Onboard USB1.1 Controller 4

Onboard USB1.1 Controller 5

– shared –

Onboard USB2.0 Controller 1

Onboard USB2.0 Controller 2

Onboard ATI RS780G AZALIA

– shared –

Onboard IDE PORT

shared –

Onboard HD Audio

shared –

Onboard LAN

– shared –

Onboard VGA

– shared –

Onchip SATA

– shared –

PCI Card1

– shared

PCI Card2

shared –

When using PCI cards on shared slots, ensure that the drivers support “Share

IRQ” or that the cards do not need IRQ assignments; otherwise, conflicts will

arise between the two PCI groups, making the system unstable and the card

inoperable.