System Interrupt Specification

Hardware IRQ

System Function

IRQ0

High precision event timer

 

 

IRQ1

Standard PS/2 Keyboard

 

 

IRQ2

Cascaded

 

 

IRQ8

High precision event timer

 

 

IRQ11

Ethernet controller

 

 

IRQ12

PS/2 compatible mouse

 

 

IRQ13

Numeric data processor

 

 

IRQ14

Primary IDE channel

 

 

IRQ15

Secondary IDE channel

 

 

IRQ16

High definition audio controller

 

PCI-E standard root port

 

PCI standard PCI-to-PCI bridge

 

 

IRQ17

Standard Enhanced PCI to USB host controller

 

 

IRQ18

Standard OpenHCD USB host controller

 

 

IRQ19

High definition audio controller

 

Standard AHCI 1.0 serial ATA controller

 

Wireless network adapter

 

 

IRQ81 - IRQ190

Microsoft ACPI-compliant system

 

 

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Hardware Specifications and Configurations

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Packard Bell TK13BZ, TK11BZ manual System Interrupt Specification Hardware IRQ System Function