Interrupt Assignments - Asus P5LD2 SE Installation Manual

2.5.3

Interrupt assignments

Standard interrupt assignments
IRQ Priority
0
1
2
3 11
4 12
5 13
6 14
7 15
8
9
10
11
12
13
14
15 10
* These IRQs are usually available for ISA or PCI devices.
IRQ assignments for this motherboard
PCI slot 1
PCI slot 2
PCI slot 3
PCI E x16 slot
PCI E x1 slot 1
PCI E x1 slot 2
Onboard USB controller 0
Onboard USB controller 1
Onboard USB controller 2
Onboard USB controller 3
Onboard EHCI controller
Onboard IDE port
Onboard SATA port
Onboard Audio controller
Onboard LAN controller
PCI slot 3 is not available in the Wireless Edition.
ASUS P5LD2 SE
Standard Function
1 System Timer
2 Keyboard Controller
— Re-direct to IRQ#9
—
Communications Port (COM1)*
IRQ holder for PCI steering*
Floppy Disk Controller
Printer Port (LPT1)*
3 System CMOS/Real Time Clock
4 IRQ holder for PCI steering*
5 IRQ holder for PCI steering*
6 IRQ holder for PCI steering*
7 PS/2 Compatible Mouse Port*
8 Numeric Data Processor
9 Primary IDE Channel
Secondary IDE Channel
A B
— shared
— —
— —
shared —
shared —
— shared
— —
— —
— —
— —
— —
— —
— —
shared —
— —
C D E
— — —
— — —
— — —
— — —
— — —
— — —
— — shared
shared — —
shared — —
— shared —
— — shared
— — —
— — —
— — —
— shared —
F G H
— — —
shared — —
— shared —
— — —
— — —
— — —
— — —
— — —
— — —
— — —
— — —
— shared —
— — shared
— — —
— — —
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