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Interrupt Assignments - Asus Motherboard P5LD2 Manual

Asus motherboard p5ld2

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2.5.3

Interrupt assignments

Standard interrupt assignments

IRQ

0

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

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

IRQ assignments for this motherboard

PCI slot 1

PCI slot 2

PCI slot 3

PCI E x16 slot

PCI E x1 slot 1

PCI E x1 slot 2

PCI E x1 slot 3

Onboard USB controller 0

Onboard USB controller 1

Onboard USB controller 2

Onboard USB controller 3

Onboard EHCI controller

Onboard IDE port

Onboard SATA port

Onboard Audio controller

Onboard LAN controller

Onboard PCI IDE RAID (ITE)

2-18

Priority

1

2

—

11

12

13

14

15

3

4

5

6

7

8

9

10

A

—

shared

—

—

shared

shared

—

shared

—

—

—

shared

—

—

shared

—

—

shared

shared

—

—

Standard Function

System Timer

Keyboard Controller

Re-direct to IRQ#9

—

Communications Port (COM1)*

IRQ holder for PCI steering*

Floppy Disk Controller

Printer Port (LPT1)*

System CMOS/Real Time Clock

IRQ holder for PCI steering*

IRQ holder for PCI steering*

IRQ holder for PCI steering*

PS/2 Compatible Mouse Port*

Numeric Data Processor

Primary IDE Channel

Secondary IDE Channel

B

C

D

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

shared

—

—

—

— shared

—

—

—

shared

—

—

—

shared —

—

—

—

—

—

—

—

—

—

—

—

—

—

shared —

—

—

— shared

Chapter 2: Hardware information

E

F

G

—

—

—

—

shared

—

—

—

shared

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

shared

—

—

—

—

—

—

—

—

—

—

H

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

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