105
5 HP BIOS
BIOS Addresses
IRQs Used by the PC Workstation
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.
IRQs used by
PC Workstation
IRQ0 System
timer
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)
Summary of Contents for Kayak XU800 Series
Page 1: ...HP Kayak XU800 PC Workstation Technical Reference Manual ...
Page 26: ...26 1 System Overview Documentation ...
Page 86: ...86 3 Interface Cards Network Cards ...
Page 106: ...106 5 HP BIOS BIOS Addresses ...
Page 130: ...130 6 Tests and Error Messages Error Message Summary ...
Page 140: ...140 7 Connectors and Sockets Rear Panel Socket Pin Layouts ...