ASUS P5E-VM SE
1-25
1.8.3
Interrupt assignments
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
Printer port (LPT1)*
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
IRQ holder for PCI steering*
13
8
Numeric data processor
14
9
Primary IDE channel
15
10
Secondary IDE channel
* These IRQs are usually available for PCI devices.
IRQ assignments for this motherboard
A
B
C
D
E
F
G
H
PCI slot 1
shared
–
–
–
–
–
–
–
PCI slot 2
–
shared
–
–
–
–
–
–
LAN (Marvell8056)
–
shared
–
–
–
–
–
–
PATA (368)
shared
–
–
–
–
–
–
–
PCIE x16_1
shared
–
–
–
–
–
–
–
PCIE x1_1
shared
–
–
–
–
–
–
–
PCIE x1_2
–
–
shared
–
–
–
–
–
USB controller 0
–
–
–
–
–
–
–
shared
USB controller 1
–
–
–
shared
–
–
–
–
USB controller 2
–
–
shared
–
–
–
–
–
USB controller 3
shared
–
–
–
–
–
–
–
USB controller 4
shared
–
–
–
–
–
–
–
USB controller 5
–
–
–
–
–
shared
–
–
USB 2.0 controller 1
–
–
–
–
–
–
–
shared
USB 2.0 controller 2
–
–
shared
–
–
–
–
–
SATA controller 1
–
–
shared
–
–
–
–
–
SATA controller 2
–
–
–
–
–
–
shared
–
VIA 1394
–
–
–
–
shared
–
–
–
Azalia
–
–
–
–
–
–
shared
–