Interrupt Assignments - Asus M2N32-SLI Deluxe User Manual

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2.5.3

Interrupt assignments

Standard interrupt assignments
IRQ
Priority
0
1
1
2
2
4
12
5
13
6
14
7
15
8
3
9
4
10
5
11
6
12
7
13
8
14
9
* These IRQs are usually available for ISA or PCI devices.
IRQ assignments for this motherboard
PCI Slot 1
PCI Slot 2
Onboard 1394
PCIE x 16 1
PCIE x 16 2
PCIE x 4
PCIE x 1
ASUS M2N32-SLI Deluxe
Standard function
System Timer
Keyboard Controller
Redirect to IRQ#9
Communications Port (COM1)*
IRQ Holder for PCI Steering*
Floppy Disk Controller
Printer Port (LPT1)*
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
Primary IDE Channel
A
B
C
-
-
shared
-
-
shared
-
-
shared
shared
-
-
-
-
-
-
-
-
-
-
-
D
E
F
-
-
-
-
-
-
-
-
-
-
-
-
-
-
shared
-
-
-
-
-
shared
G
H
-
-
-
-
-
-
-
-
-
-
shared
-
-
-
2-

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