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Interrupt.assignments
IRQ
Priority
0
1
2
3
4
5
6
7
8
9
10
11
12
13
* These IRQs are usually available for PCI devices.
IRQ.assignments.for.this.motherboard
PCI1
PCIEX1_1
PCIEX1_2
Onboard USB controller 1
Onboard USB controller 2
Onboard USB controller 3
Onboard USB controller 4
Onboard USB 2.0 controlle
Onboard HD audio
Onboard LAN
Onboard 1394 controller
Onboard Marvell IDE controller
ASUS V-Series P5G43
Standard.Function
1
System Timer
2
Keyboard controller
-
Re-direct to IRQ#9
10
Communications Port (COM1)
11
IRQ holder for PCI steering*
12
Standard Floppy Disk Controller
13
Printer Port (LPT1)
3
System CMOS/Real Time Clock
4
IRQ holder for PCI steering*
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
—
—
—
—
—
—
used
—
—
used
—
C
D
E
shared
shared
—
shared
shared
—
shared
shared
—
—
—
—
—
shared
—
shared
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
used
—
—
—
—
F
G
H.
—
—
—
—
—
—
—
—
—
—
—
shared
—
—
—
—
—
—
—
—
—
—
—
shared
—
shared
—
—
—
—
—
—
—
—
—
—
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