Default IRQ assignments

The following table shows the default system resource assigned for each IRQ:
IRQ value Assignment
0 Timer
1 Keyboard
2 Cascade
3 Not used
4 Infrared
5 Not used
6 Diskette
7 Parallel port
8 Real-time clock
9 Not used
10 Not used
11 PCI
12 Auxiliary device
13 Math co-processor
14 Primary IDE
15 Secondary IDE