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BIOS Addresses

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The IRQ address mappings shown here are for a basic configuration. The resources used by the PC Workstation may vary, depending on which accessory cards are bundled with the PC Workstation. Resources are allocated by the system BIOS or the Plug and Play operating system.

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IRQ0

System timer

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IRQ1

Keyboard controller

 

IRQ2

Free

 

IRQ3

COM2, COM4

 

IRQ4

COM1, COM3

 

IRQ5

 

 

IRQ6

Flexible disk drive controller

 

IRQ7

LPT1

 

IRQ8

Real-time clock

 

IRQ9

 

 

IRQ10

 

 

IRQ11

 

 

IRQ12

Mouse

 

IRQ13

Not connected

 

IRQ14

Integrated IDE controller (primary)

 

IRQ15

Integrated IDE controller (secondary)

 

 

 

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HP KAYAK XU800 manual Aki pz