Asus P5WD2-E Premium P5WD2-E Premium User's Manual for English Edition - Page 48

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Chapter 2: Hardware information





2.5.3

2.5.3

2.5.3

2.5.3

2.5.3

Interrupt assignments





Standard interrupt assignments





IRQ

IRQ

IRQ

IRQ

IRQ

Priority

Priority

Priority

Priority

Priority

Standard Function

Standard Function

Standard Function

Standard Function

Standard Function

0

1

System Timer

1

2

Keyboard Controller

2

—

Re-direct to IRQ#9

3

11

IRQ holder for PCI steering*

4

12

Communications Port (COM1)*

5

13


6

14

Floppy Disk Controller

7

15

Printer Port (LPT1)*

8

3

System CMOS/Real Time Clock

9

4


10

5


11

6


12

7

PS/2 Compatible Mouse Port*

13

8

Numeric Data Processor

14

9

Primary IDE Channel

15

10

Secondary IDE Channel

* 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 (Marvell)

—

shared

—

—

—

—

—

—

Onboard 1394

—

—

—

—

—

shared

—

—

Onboard LAN1

—

—

—

shared

—

—

—

—

Onboard LAN2

shared

—

—

—

—

—

—

—

PCIE x16 1

shared

—

—

—

—

—

—

—

PCIE x16 2

shared

—

—

—

—

—

—

—

PCIE x4

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

—

Azalia

—

—

—

shared

—

—

—

—

Asus P5WD2-E Premium P5WD2-E Premium User's Manual for English Edition - Page 48

Interrupt assignments

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