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1.8.3
Interrupt assignments
Standard interrupt assignments
IRQ
Priority
0
1
2
3
4
5
6
7
8
9
10
11
12
13
* These IRQs are usually available for ISA or PCI devices.
ASUS P5QL-EM
Standard Function
1
System Timer
2
Keyboard controller
-
Re-direct to IRQ#9
10
Communications Port (COM1)
11
IRQ holder for PCI steering*
12
Standard Floppy Disk Controller
13
Printer Port (LPT1)
3
System CMOS/Real Time Clock
4
IRQ holder for PCI steering*
5
IRQ holder for PCI steering*
6
IRQ holder for PCI steering*
7
PS/2 Compatible Mouse Port
8
Numeric Data Processor
9
Primary IDE Channel
1-23
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