Asus P5N-E SLI Computer Hardware User Manual


 
ASUS P5N-E SLI 1-23
1.8.3 Interrupt assignments
* These IRQs are usually available for ISA or PCI devices.
IRQ assignments for this 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 Onboard USB2.0 controller shared
Onboard SATA0 controller shared
Onboard SATA1 controller shared sharedshared
Onboard LAN shared
Onboard IDE controller shared
Onboard Audio controller shared
Standard interrupt assignments
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