Interrupt Assignments; Irq Assignments For This Motherboard - Asus M3N WS - Motherboard - ATX User Manual

2.5.3

Interrupt assignments

Standard interrupt assignments
IRQ Priority
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
* These IRQs are usually available for ISA or PCI devices.

IRQ assignments for this motherboard

PCIE x16_1
USB 1.0 controller 1
USB 1.0 controller 2
USB 1.0 controller 3
USB 1.0 controller 4
USB 2.0 controller
HD audio
2-18
Standard function
1 System Timer
2 Keyboard Controller
– Redirect to IRQ#9
11 Reserved
12 Reserved
13 IRQ Holder for PCI Steering*
14 Floppy Disk Controller
15 IRQ Holder for PCI Steering*
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 Reserved
8 Numeric Data Processor
9 Primary IDE Channel
A B
shared shared shared shared
– –
– –
– –
– –
– –
shared –
C D E
–
– shared –
– shared –
– shared –
– shared –
– shared –
– – –
Chapter 2: Hardware information
F G H
– – –
– – –
– – –
– – –
– – –
– – –
– – –