Interrupt Assignments - Asus P5KPL-E Manual

1.8.3

Interrupt assignments

Standard interrupt assignments
IRQ Priority
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
* These IRQs are usually available for PCI devices.
IRQ assignments for this motherboard
PCI1
PCI2
PCI3
PCIEX16_1
PCIEX1_1
PCIEX1_2
Onboard USB controller 1
Onboard USB controller 2
Onboard USB controller 3
Onboard USB controller 4
Onboard USB 2.0 controller
Onboard HD audio
Onboard LAN
ASUS P5KPL-E
Standard Function
1 System Timer
2 Keyboard Controller
— —
11 IRQ holder for PCI steering*
12 Communications Port (COM1)
13 Standard IRQ holder for PCI steering
14 Floppy Disk Controller
15 Printer Port (LPT1)
3 System CMOS/Real Time Clock
4 Microsoft ACPI-Compliant Sytem
5 IRQ holder for PCI steering*
6 IRQ holder for PCI steering*
7 PS/2 Compatible Mouse Port
8 Numeric Data Processor
9 Primary IDE Channel
A B
shared —
— shared
— —
shared —
shared —
— shared
— —
— —
— —
shared —
— —
shared —
— —
C D E
— —
— — —
shared — —
— — —
— — —
— — —
— — —
— shared —
shared — —
— — —
— — —
— — —
shared — —
F G H
— — —
— — —
— — —
— — —
— — —
— — —
— — shared
— — —
— — —
— — —
— — shared
— — —
— — —
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