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3 interrupt assignments, Interrupt assignments -18, Irq assignments for this motherboard – Asus P5N-VM WS User Manual

Page 38: 18 chapter 2: hardware information

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2.5.3

Interrupt assignments

* These IRQs are usually available for PCI devices.

IRQ

Priority

Standard function

0

1

System timer

1

2

Keyboard controller

2

Re-direct to IRQ#9

3

11

IRQ holder for PCI steering*

5

13

IRQ holder for PCI steering*

7

15

IRQ holder for PCI steering*

8

3

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

IRQ holder for PCI steering*

15

10

IRQ holder for PCI steering*

IRQ assignments for this motherboard

LNKC

LN0A

LN3A

LN4A

LN5A

LN6A

SGRU

LUB0

LUB2

UB11

UB12

LSA0

LAZA

PCI slot

Shared

PCIe x16

slot

Shared

RTL

8111C_1

Shared

RTL

8111C_2

Shared

PCIe x4 slot

Shared

PCIe x1 slot

Shared

USB 1.1

(OHCI)

Shared

USB 2.0

(EHCI)

Shared

USB1 1.1

(OHCI)

Shared

USB1 2.0

(EHCI)

Shared

HDA

(Azalia)

Shared

SB Internal

GPU

Shared

SATA

Controller

Shared

2-18

Chapter 2: Hardware information