
KT690 Family
Interrupt Usage 6.3
Onboard system parity errors and IOCHCHK signal activation
Onboard Timer 0 Interrupt
Onboard Keyboard Interrupt
Used for Cascading IRQ8-IRQ15
May be used by onboard Serial Port A
May be used by onboard Serial Port B / IrDA Port
May be used by onboard Parallel Port
Used by onboard Real Time Clock Alarm
May be used by onboard P/S 2 support
Used for Onboard co-processor support
May be used for SATA RAID controller
May be used for onboard Sound System
May be used for PCI Express Root Port
May be used by onboard USB controller
May be used by onboard Ethernet controller 1
May be used by onboard Ethernet controller 2
May be used by onboard VGA Controller
May be used by onboard IDE Controller
May be used by Microsoft ACPI-Compliant System
Available on PCI slots as IRQA-IRQD depending on selections in BIOS
NMI
IRQ3
IRQ7
IRQ11
IRQ14
IRQ18
IRQ21
IRQ24
Notes:
1. Availability of the shaded IRQs depends on the setting in the BIOS. According to the PCI Standard,
PCI Interrupts IRQA-IRQD can be shared.
2. These IRQ´s are managed by the PnP handler and are subject to change during system initialisation.
3. IRQ16 to IRQ26 are APIC interrupts
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