Asus P5LD2-DH Computer Hardware User Manual


 
ASUS P5LD2-FM/DH/VP 1-19
1.7.3 Interrupt assignments
IRQ Standard Function
0 System Timer
1 Keyboard Controller
2 Re-direct to IRQ#9
4 Communications Port (COM1)*
5 IRQ holder for PCI steering*
6 Floppy Disk Controller
7 Printer Port (LPT1)*
8 System CMOS/Real Time Clock
9 IRQ holder for PCI steering*
10 IRQ holder for PCI steering*
11 IRQ holder for PCI steering*
12 PS/2 Compatible Mouse Port*
13 Numeric Data Processor
14 Primary 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 Express x16 slot shared
PCI Express x1 slot shared
Onboard USB controller 1 shared
Onboard USB controller 2 shared
Onboard USB controller 3 shared
Onboard USB controller 4 shared
Onboard USB 2.0 controller shared
Onboard IDE port shared
Onboard HD audio shared
Onboard LAN shared
When using PCI cards on shared slots, ensure that the drivers support
“Share IRQ” or that the cards do not need IRQ assignments. Otherwise,
conicts will arise between the two PCI groups, making the system
unstable and the card inoperable.
IRQ assignments for this motherboard
Standard interrupt assignments