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Interrupt.assignments
IRQ
Priority
0
1
1
2
2
–
3
11
4
12
5
13
6
14
7
15
8
3
9
4
10
5
11
6
12
7
13
8
14
9
15
10
* These IRQs are usually available for PCI devices.
IRQ.assignments.for.this.motherboard
1394 (FW3227)
LAN (8111C)
Marvell 6102
PCIEX16_1
PCIEX1_1
PCIEX1_2
PCI1
USB controller 1
USB controller 2
USB controller 3
USB controller 4
USB controller 5
USB controller 6
USB 2.0 controller 1 –
USB 2.0 controller 2 –
SATA controller 1
SATA controller 2
ASUS V-Series P5G45
Standard.function
System timer
Keyboard controller
Re-direct to IRQ#9
IRQ holder for PCI steering*
Communications port (COM1)*
IRQ holder for PCI steering*
Floppy disk controller
IRQ holder for PCI steering*
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
IRQ holder for PCI steering*
IRQ holder for PCI steering*
A
B
C
–
–
–
–
shared –
shared –
–
shared –
–
shared –
–
–
shared –
shared –
–
–
–
–
–
–
–
–
–
shared –
shared –
–
shared
–
–
–
–
–
–
–
shared –
–
–
shared –
–
–
–
D
E
F
shared –
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
shared –
–
–
–
–
–
–
–
–
–
–
–
used
–
–
–
–
–
–
–
shared –
–
G
H
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
used
–
–
–
–
–
–
–
–
–
–
–
shared
–
–
–
–
–
–
2-17
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