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APPENDIX
64 MI990 User’s Manual
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
IRQ3
Serial Port #2
IRQ4
Serial Port #1
IRQ5
Serial Port #3
IRQ7
Serial Port #4
IRQ8
Real Time Clock
IRQ 10
Serial Port #5
IRQ 11
Serial Port #6
IRQ 11
High Definition Audio Controller
IRQ 11
Intel(R) 100 Series/C230 Series Chipset Family
Integrated Sensor Hub
IRQ 13
Numeric data processor
IRQ 19
Intel(R) Active Management Technology - SOL
(COM7)
Summary of Contents for MI990
Page 1: ...MI990 Intel 6th generation Mobile platform Mini ITX Motherboard User s Manual Version 1 1...
Page 4: ...iv MI990 User s Manual This page is intentionally left blank...
Page 10: ...INTRODUCTION 6 MI990 User s Manual Board Dimensions...
Page 14: ...INSTALLATIONS 10 MI990 User s Manual Jumper and Connector Locations on MI990...
Page 15: ...INSTALLATIONS MI990 User s Manual 11...