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3 interrupt assignments, Irq assignments for this motherboard – Asus P5W User Manual

Page 49

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ASUS P5W

2-2

2.5.3

Interrupt assignments

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

IRQ assignments for this motherboard

A

B

C

D

E

F

G

H

PCI slot 1

shared

PCI slot 2

shared

PCI slot 3

shared

Onboard IDE (JMicron

®

)

shared

Onboard 1394

shared

Onboard LAN1

shared

Onboard LAN2

shared

PCIE x16 1

shared

PCIE x16 2

shared

PCIE x1

shared

PCIE x1

shared

USB controller 1

shared

USB controller 2

shared

USB controller 3

shared

USB controller 4

shared

USB 2.0 controller

shared

Serial ATA

shared

IDE

shared

HD Audio

shared

IRQ

Priority Standard function

0

1

System Timer

1

2

Keyboard Controller

2

Redirect to IRQ#9

3

11

IRQ Holder for PCI Steering*

4

12

Communications Port (COM1)*

5

13

IRQ Holder for PCI Steering*

6

14

Floppy Disk Controller

7

15

Printer Port (LPT1)*

8

6

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

15

10

Secondary IDE Channel