Asus P5L 1394 Computer Hardware User Manual


 
2-18 Chapter 2: Hardware information
2.5.3 Interrupt assignments
IRQ Priority Standard Function
0 1 System Timer
1 2 Keyboard Controller
2 Re-direct to IRQ#9
3 11
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.
A B C D E F G H
PCI slot 1 shared
PCI slot 2 shared
PCI slot 3 shared
PCI E x16 slot shared
PCI E x1 slot 1 shared
PCI E x1 slot 2 shared
Onboard USB controller 0 shared
Onboard USB controller 1 shared
Onboard USB controller 2 shared
Onboard USB controller 3 shared
Onboard EHCI controller shared
Onboard IDE port shared
Onboard SATA port shared
Onboard Audio controller shared
Onboard LAN controller shared
Onboard 1394 controller shared
Onboard SATA controller shared
Standard interrupt assignments
IRQ assignments for this motherboard