Asus Rampage III Extreme - Manual (Page 56)

2.5.3 Interrupt assignments
Standard interrupt assignments
* These IRQs are usually available for PCI devices.
IRQ Priority Standard function
0 1 System Timer
1 2 Keyboard Controller
2 – Redirect to IRQ#9
4 12 Communications Port (COM1)*
5 13 IRQ Holder for PCI Steering*
6 14 Reserved
7 15 Reserved
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 Reserved
13 8 Numeric Data Processor
14 9 Primary IDE Channel
IRQ assignments for this motherboard
A B C D E F G H
PCIEX16/X8_1 shared – – – – – – –
PCIEX8_2 shared – – – – – – –
PCIEX16/X8_3 shared – – – – – – –
PCIEX8_4 shared – – – – – – –
PCIEX4_1 shared – – – – – – –
USB 1.0#1 – – – – – – – shared
USB 1.0#2 – – – shared – – – –
USB 1.0#3 – – shared – – – – –
USB 1.0#4 shared – – – – – – –
USB 1.0#5 – – – – – shared – –
USB 1.0#6 shared – – – – – – –
USB 1.0#7 – – – shared – – – –
USB 2.0#1 – – – – – – – shared
USB 2.0#2 – – shared – – – – –
SATA_1 – – shared – – – – –
SATA_2 – – – – shared – – –
MVL9128 shared – – – – – – –
JMB36X shared – – – – – – –
HD Audio – – – – – shared –
IEEE 1394 – – shared – – – – –
PCI1 shared – – – – – – –
2-26 Chapter 2: Hardware information