Interrupt Assignments - Asus P5W User Manual

2.5.3

Interrupt assignments

IRQ Priority
0 1
1 2
2 –
3 11
4 12
5 13
6 14
7 15
8 6
9 4
10 5
11 6
12 7
13 8
14 9
15 10
* These IRQs are usually available for ISA or PCI devices.
IRQ assignments for this motherboard
PCI slot 1
PCI slot 2
PCI slot 3
Onboard IDE (JMicron
Onboard 1394
Onboard LAN1
Onboard LAN2
PCIE x16 1
PCIE x16 2
PCIE x1
PCIE x1
USB controller 1
USB controller 2
USB controller 3
USB controller 4
USB 2.0 controller
Serial ATA
IDE
HD Audio
ASUS P5W
Standard function
System Timer
Keyboard Controller
Redirect to IRQ#9
IRQ Holder for PCI Steering*
Communications Port (COM1)*
IRQ Holder for PCI Steering*
Floppy Disk Controller
Printer Port (LPT1)*
System CMOS/Real Time Clock
IRQ Holder for PCI Steering*
IRQ Holder for PCI Steering*
IRQ Holder for PCI Steering*
PS/2 Compatible Mouse Port*
Numeric Data Processor
Primary IDE Channel
Secondary IDE Channel
A B
–
– –
– –
) – shared
®
– –
– –
shared –
shared –
shared –
shared –
– – shared
– –
– shared
– – shared
– –
– –
– –
– –
– –
C D E
– – – shared
– – –
– – –
– – –
– – – shared
– shared –
– – –
– – –
– – –
– – –
– –
– – shared
– – –
– –
– shared –
– – shared
– – –
– – –
– shared –
F G H
– –
– shared –
– – shared
– – –
– –
– – –
– – –
– – –
– – –
– – –
– – –
– – –
– – –
– – –
– – –
– – –
– – shared
– shared –
– – –
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