Asus P5N-E SLI 1.8.3 Interrupt assignments Standardinterrupt assignments, IRQ assignments for thismotherboard

1.8.3 I nterrupt assi gnments Standard i nterrupt assi gnments

IRQ	Priority	Standard Function
0	1	System Timer
1	2	Keyboard Controller
2	—	Re-direct 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
15	10	Secondary IDE Channel

* These IRQs are usually available for ISA or PCI devices.

I RQ assi gnments for thi s motherboard

	A	B	C	D	E	F	G	H
PCI Express x16 slot 1	—	—	—	—	shared	—	—	—
PCI Express x16 slot 2	—	—	—	—	shared	—	—	—
PCI Express x1 slot 1	—	—	—	—	—	—	shared	—
PCI slot 1	shared	—	—	—	—	—	—	—
PCI slot 2	—	shared	—	—	—	—	—	—
Onboard 1394	—	—	shared	—	—	—	—	—
Onboard Ext SATA	—	—	—	—	—	shared	—	—
Onboard USB1.0 controller	—	shared	—	—	—	—	—	—
�������Onboard USB2������.0 controller����������	—�	—�	—	—	—	—	—	shared
Onboard SATA0 controller	shared	—	—	—	—	—	—	—
Onboard SATA1 controller	—	—	—	—	—	—	—	������shared
Onboard LAN	shared	—	—	—�—�—�			�—	—�
Onboard IDE controller	shared	—	—	—	—	—	—	—
Onboard Audio controller	shared	—	—	—	—	—	—	—

ASUS P5N-ESLI 1-23