User's Guide

C-2 Interrupt Requests
Interrupt Requests
The factory-set interrupt requests (IRQs) are listed below.
IRQ Peripheral Device (Controller) IRQ Peripheral Device (Controller)
0 System timer 12 Mouse
1 Keyboard 13 Numeric processor
2 – 14 Primary IDE
3 COM2 serial port (PCI) 15 Secondary IDE
4 COM1 serial port (PCI) 16 USB
5PCI 17VGA
6 Floppy disk drive 18 –
7 PCI 19 USB
8 Real-time clock 30 LAN1
9 ACPI compliant system 31 LAN2
10 PCI 49 Adaptec SCSI
11 PCI 50 Adaptec SCSI