3 interrupt assignments, Irq assignments for this motherboard – Asus P5Q SE/R User Manual

Page 43

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ASUS P5Q SE/R

2-19

2.5.3

Interrupt assignments

* These IRQs are usually available for PCI devices.

IRQ

Standard function

0

System timer

1

Standard 101/102-key or Microsoft natural keyboard

2

Free

3

Free

4

Commnications Port (COM1)*

5

Free

6

Standard floppy

7

(Free)

8

System CMOS/Real Time Clock

9

Microsoft ACPI-Compliant system

10

Free

11

(Free)

12

Microsoft PS/2 port mouse

13

Numeric data processor

14

Free

15

Intel

®

ICH10 Family SM bus controller-3A30

IRQ assignments for this motherboard

A

B

C

D

E

F

G

H

PCI x 1 slot

shared shared shared shared

–

–

–

–

PCI x 1 slot

shared shared shared shared

–

–

–

–

PCI x 16 slot

shared shared shared shared

–

–

–

–

USB 1.1 controller 1

–

–

–

–

–

–

–

shared

USB 1.1 controller 2

–

–

–

shared

–

–

–

–

USB 1.1 controller 3

–

–

shared

–

–

–

–

–

USB 1.1 controller 4 shared

–

–

–

–

–

–

–

USB 1.1 controller 5 shared

–

–

–

–

–

–

–

USB 1.1 controller 6

–

–

–

–

–

shared

–

–

USB 1.1 controller 7

–

–

shared

–

–

–

–

–

USB 2.0 controller 1

–

–

–

–

–

–

–

shared

USB 2.0 controller 2

–

–

shared

–

–

–

–

–

IDE port

shared

–

–

–

–

–

–

–

HD audio

–

–

–

–

–

–

shared

–

LAN

–

shared

–

–

–

–

–

–

Onchip SATA 1

–

–

shared shared

–

–

–

–

Onchip SATA 2

–

–

shared

–

–

–

–

–

PCI card 1

shared shared shared shared

–

–

–

–

PCI card 2

shared shared shared shared

–

–

–

–

PCI card 3

shared shared shared shared

–

–

–

–

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