Asus M2N-SLI - Manual (Page 41)

ASUS M2N-SLI Deluxe 2-
2.5.3 Interrupt assignments
Standard interrupt assignments
* These IRQs are usually available for ISA or PCI devices.
IRQ Priority Standard function
0 1 System Timer
1 2
Keyboard Controller
2 – Redirect to IRQ#9
4 12 Communications Port (COM1)*
5 13 IRQ Holder for PCI Steering*
6 14 Floppy Disk Controller
7 15 Printer Port (LPT1)*
8 3 System CMOS/Real Time Clock
9 4 IRQ Holder for PCI Steering*
10 5 IRQ Holder for PCI Steering*
11 6 IRQ Holder for PCI Steering*
12 7 PS/2 Compatible Mouse Port*
13 8 Numeric Data Processor
14 9 Primary IDE Channel
A B C D E F G H
PCI Slot 1 shared
PCI Slot 2 shared
PCI Slot 3 shared
Onboard 1394 shared
PCIe x16 slot 1 shared
PCIe x16 slot 2 shared
PCIe x1 slot 1 shared
PCIe x1 slot 2 shared
IRQ assignments for this motherboard
2.5.4 PCI slots
The PCI slots support cards such as a LAN card, SCSI card, USB card, and other
cards that comply with PCI specifications. Refer to the figure below for the location
of the slots.
We recommend that you use PCI3 slot for long PCI cards.