3 interrupt assignments, Standard interrupt assignments – Asus P5BV/SAS User Manual

Page 36

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2-16

Chapter 2: Hardware information

2.5.3

Interrupt assignments

IRQ

Priority

Standard Function

0

-

System Timer

1

-

Standard 101/102-Key or Microsoft Natural PS/2 Keyboard

3

-

Communications Port (COM2-Optional)

4

-

Communications Port (COM1)

6

-

Standard Floppy Disk Controller

8

-

System CMOS/Real Time Clock

9

-

Microsoft ACPI-Compliant System

12

-

Microsoft PS/2 Mouse

13

-

Numeric Data Processor

14

-

Primary IDE Channel

15

-

Secondary IDE Channel

5

Intel® 82801G(ICH7 Family) SMBus Controller-27DA

11

Broadcom NetXtreme Gigabit Ethernet #2

16

Intel® 3200/3210 Chipset Host-Primary PCI Express Bridge-

29F1

16

Intel® 82801G(ICH7 Family) PCI Express Root Port-27D0

16

Intel® 82801GR/GH/GHM (ICH7 Family) PCI Express Root

Port-27E0

16

PCI standard PCI-to-PCI bridge

10

Broadcom NetXtreme Gigabit Ethernet

17

Intel® 82801GR/GH/GHM (ICH7 Family) PCI Express Root

Port-27E2

18

Intel® 82801G(ICH7 Family) USB Universal Host Controller-

27CA

19

Intel® 82801G(ICH7 Family) USB Universal Host Controller-

27C9

19

Intel® 82801GB/GR/GH (ICH7 Family) Serial ATA Storage

Controller-27C0

23

Intel® 82801G(ICH7 Family) USB Universal Host Controller-

27C8

23

Intel® 82801G(ICH7 Family) USB Enhanced Host

Controller-27CC

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

Standard interrupt assignments

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