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