System Interrupts |
Hardware IRQ |
System Function |
IRQ00 |
Timer
Interrupt |
IRQ01 |
Standard
101/102-Key or Microsoft Natural Keyboard |
IRQ02 |
Programmable
interrupt controller |
IRQ03 |
Compaq
Presario 56K-DF |
IRQ04 |
Communications
Port (COM1) |
IRQ05 |
ES1869
Plug and Play AudioDrive |
IRQ06 |
Standard Floppy
Disk Controller |
IRQ07 |
Printer Port
(LPT1) |
IRQ08 |
System CMOS/real
time clock |
IRQ09 |
(free) |
IRQ10 |
OPTi 82C861 PCI to
USB Open Host Controller |
IRQ11 |
IRQ Holder for PCI
Steering |
IRQ11 |
NeoMagic
MagicGraph 128XD |
IRQ12 |
Synaptics PS/2
TouchPad |
IRQ13 |
Numeric data
processor |
IRQ14 |
Primary IDE
controller (dual fifo) |
IRQ14 |
Opti Viper Max
Dual PCI IDE Controller |
IRQ15 |
Secondary IDE
controller (dual fifo) |
IRQ15 |
Opti Viper Max
Dual PCI IDE Controller |