APPENDIX
MI945P User’s Manual
55
B. Interrupt Request Lines (IRQ)
Peripheral devices use interrupt request lines to notify CPU for the
service required. The following table shows the IRQ used by the devices
on board.
Level
Function
IRQ0
System Timer Output
IRQ1
Keyboard
IRQ2
Interrupt Cascade
IRQ3
Serial Port #2
IRQ4
Serial Port #1
IRQ5
Reserved
IRQ6
Floppy Disk Controller
IRQ7
Parallel Port #1
IRQ8
Real Time Clock
IRQ9
Reserved
IRQ10
Reserved
IRQ11
Reserved
IRQ12
PS/2 Mouse
IRQ13
80287
IRQ14
Primary IDE
IRQ15
Secondary IDE
Summary of Contents for MI945P
Page 1: ...MI945P Intel CoreTM 2 Duo GM45 Mini ITX Motherboard USER S MANUAL Version 1 0 ...
Page 8: ...INTRODUCTION 4 MI945P User s Manual Board Dimensions ...
Page 17: ...INSTALLATIONS MI945P User s Manual 13 Connector Locations on MI945P ...
Page 26: ...INSTALLATIONS 22 MI945P User s Manual This page is intentionally left blank ...
Page 49: ...BIOS SETUP MI945P User s Manual 45 This page is intentionally left blank ...
Page 64: ...APPENDIX 60 MI945P User s Manual This page is intentionally left blank ...