Interrupt Assignments - Asus DSBV-DX User Manual

2.5.3

Interrupt assignments

Standard interrupt assignments
IRQ Priority
0
1
2 —
3 11
4 12
5 13
6 14
7 15
8
9
10
11
12
13
14
15 10
* These IRQs are usually available for ISA or PCI devices.
ASUS DSBV-DX Series
Standard Function
1 System Timer
2 Keyboard Controller
Re-direct to IRQ#9
Communications Port (COM2)*
Communications Port (COM1)*
IRQ holder for PCI steering*
Floppy Disk Controller
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
Secondary IDE Channel
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