Asus P5E3 User Guide - Page 45

ASUS P5E3 Deluxe/WiFi-AP@n

2-19

2.5.3

Interrupt assignments

Standard interrupt assignments

IRQ

Priority

Standard Function

0

1

System Timer

1

2

Keyboard Controller

2

—

Re-direct to IRQ#9

3

9

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

10

Primary IDE Channel

15

11

Secondary IDE Channel

* These IRQs are usually available for PCI devices.

IRQ assignments for this motherboard

A

B

C

D

E

F

G

H

PCI slot 1

shared

—

—

—

—

—

—

—

PCI slot 2

—

shared

—

—

—

—

—

—

LAN (8110SC)

shared

—

—

—

—

—

—

—

SATA (363)

shared

—

—

—

—

—

—

—

LAN(8056)

—

shared

—

—

—

—

—

—

PCIe x16 1

shared

—

—

—

—

—

—

—

PCIe x16 2

shared

—

—

—

—

—

—

—

PCIe x16 3

—

—

shared

PCIe x1 1

—

—

shared

—

—

—

—

—

PCIe x1 2

—

—

—

shared

—

—

—

—

USB controller 1

—

—

—

—

—

—

—

shared

USB controller 2

—

—

—

shared

—

—

—

—

USB controller 3

—

—

shared

—

—

—

—

—

USB controller 4

shared

—

—

—

—

—

—

—

USB controller 5

shared

—

—

—

—

—

—

—

USB controller 6

shared

USB 2.0 controller 1

—

—

—

—

—

—

—

shared

USB 2.0 controller 2

—

—

shared

—

—

—

—

—

SATA controller 1

—

—

shared

—

—

—

—

—

SATA controller 2

—

shared

—

—

—

—

—

—

Asus P5E3 User Guide - Page 45

Interrupt assignments

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