Interrupt Request Lines (Irq) - IBASE Technology IB908F User 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
IRQ0
IRQ1
IRQ3
IRQ4
IRQ8
IRQ10
IRQ19
Function
System Timer Output
Keyboard
Serial Port #2
Serial Port #1
Real Time Clock
SMBus Controller
SATA AHCI Controller
IB908F User's Manual
APPENDIX
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