HP Kayak XA 05xx HP Kayak XA Series 05xx, Upgrade & Configuration Guide - Page 92

IRQs, DMAs, and I/O Addresses Used by Your PC Workstation

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4 Technical Information System Specifications IRQs, DMAs, and I/O Addresses Used by Your PC Workstation The IRQ, DMA, and I/O address mappings shown here are for a basic configuration. The resources used by your PC Workstation may vary, depending on which accessory boards 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 IRQ1 IRQ2 IRQ3 IRQ4 IRQ5 IRQ6 IRQ7 IRQ8 IRQ9 IRQ10 IRQ11 IRQ12 IRQ13 IRQ14 IRQ15 System timer Keyboard controller Free COM2, COM4 COM1, COM3 LPT2 Floppy disk drive controller LPT1 Real-time clock Mouse Not connected Integrated IDE controller Integrated IDE controller DMAs used by PC Workstation DMA 0 DMA 1 DMA 2 DMA 3 DMA 4 DMA 5 DMA 6 DMA 7 Capture Playback Floppy disk drive controller LPT ECP Cascade free free free 82 English

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4
Technical Information
System Specifications
82
English
IRQs, DMAs, and I/O Addresses Used by Your PC Workstation
The IRQ, DMA, and I/O address mappings shown here are for a basic
configuration. The resources used by your PC Workstation may vary,
depending on which accessory boards 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
LPT2
IRQ6
Floppy disk drive controller
IRQ7
LPT1
IRQ8
Real-time clock
IRQ9
IRQ10
IRQ11
IRQ12
Mouse
IRQ13
Not connected
IRQ14
Integrated IDE controller
IRQ15
Integrated IDE controller
DMAs used by
PC Workstation
DMA 0
Capture
DMA 1
Playback
DMA 2
Floppy disk drive controller
DMA 3
LPT ECP
DMA 4
Cascade
DMA 5
free
DMA 6
free
DMA 7
free