2.5.3Interrupt assignments

IRQ

Standard function

0

System timer

1

Standard 101/102-key or Microsoft Natural Keyboard

4

Communications Port (COM1)*

6

Standard floppy disk controller

8

System CMOS/real-time clock

9

Microsoft ACPI-compliant system

9

NVIDIA nForce networking controller #3

9

NVIDIA nForce networking controller #4

10

NVIDIA nForce PCI system management

11

Mass storage controller

12

PS/2 compatible mouse port

13

Numeric data processor

14

Primary IDE channel

16

NVIDIA GeForce 6600 GT

19

VIA OHCI compliant IEEE 1394 host controller

20

NVIDIA nForce 590/570/550 Serial ATA controller

20

NVIDIA network bus enumerator

21

NVIDIA network bus enumerator

22

Standard OpenHCD USB host controller

22

NVIDIA nForce 590/570/550 Serial ATA controller

23

Standard Enhanced PCI to USB host controller

23

NVIDIA nForce 590/570/550 Serial ATA controller

IRQ assignments for this motherboard

 

 

 

 

 

 

 

 

 

 

A

B

C

D

E

F

G

H

PCIEx16_1

shared

PCIEx16_2

shared

PCIEx16_3

shared

PCIEx1_1

shared

PCI Slot_1

shared

PCI Slot_2

shared

USB 1.1

shared

USB 2.0

shared

LAN_1

shared

LAN_2

shared

PATA

shared

SATA_1

shared

SATA_2

shared

SATA_3

used

SATA_RAID

shared

1394

shared

Audio

shared

ASUS Striker Extreme

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