
2-17
ASUS V-Series P5G43
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
10
Communications Port (COM1)
4
11
IRQ holder for PCI steering*
5
12
Standard Floppy Disk Controller
6
13
Printer Port (LPT1)
7
3
System CMOS/Real Time Clock
8
4
IRQ holder for PCI steering*
9
5
IRQ holder for PCI steering*
10
6
IRQ holder for PCI steering*
11
7
PS/2 Compatible Mouse Port
12
8
Numeric Data Processor
13
9
Primary IDE Channel
IRQ.assignments.for.this.motherboard
A
B
C
D
E
F
G
H.
PCI1
shared
shared
shared
shared
—
—
—
—
PCIEX1_1
shared
shared
shared
shared
—
—
—
—
PCIEX1_2
shared
shared
shared
shared
—
—
—
—
Onboard USB controller 1
—
—
—
—
—
—
—
shared
Onboard USB controller 2
—
—
—
shared
—
—
—
—
Onboard USB controller 3
—
—
shared
—
—
—
—
—
Onboard USB controller 4
shared
—
—
—
—
—
—
—
Onboard USB 2.0 controlle
—
—
—
—
—
—
—
shared
Onboard HD audio
—
—
—
—
—
—
shared —
Onboard LAN
—
used
—
—
—
—
—
—
Onboard 1394 controller
—
—
—
used
—
—
—
—
Onboard Marvell IDE controller
used
—
—
—
—
—
—
—