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3 interrupt assignments, Standard interrupt assignments, Irq assignments for this motherboard – Asus M2N32-SLI User Manual

Page 43

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ASUS M2N32-SLI Deluxe

2-

2.5.3

Interrupt assignments

Standard interrupt assignments

* These IRQs are usually available for ISA or PCI devices.

IRQ

Priority Standard function

0

1

System Timer

1

2

Keyboard Controller

2

Redirect to IRQ#9

4

12

Communications Port (COM1)*

5

13

IRQ Holder for PCI Steering*

6

14

Floppy Disk Controller

7

15

Printer Port (LPT1)*

8

3

System CMOS/Real Time Clock

9

4

IRQ Holder for PCI Steering*

10

5

IRQ Holder for PCI Steering*

11

6

IRQ Holder for PCI Steering*

12

7

PS/2 Compatible Mouse Port*

13

8

Numeric Data Processor

14

9

Primary IDE Channel

A B

C D

E

F

G

H

PCI Slot 1

-

shared

-

-

-

-

-

-

PCI Slot 2

-

-

shared

-

-

-

-

-

Onboard 1394

shared

-

-

-

-

-

-

-

PCIE x 16 1

shared

-

-

-

-

-

-

-

PCIE x 16 2

-

-

-

-

-

shared

-

-

PCIE x 4

-

-

-

-

-

-

shared

-

PCIE x 1

-

-

-

-

shared

-

-

-

IRQ assignments for this motherboard