Interrupt Assignments - Asus P5N32-E SLI Hardware User Manual

2.5.3

Interrupt assignments

IRQ Standard function
0 System timer
1 Standard 101/102-key or Microsoft Natural Keyboard
4 Communications Port (COM1)*
6 Standard floppy disk controller
8 System CMOS/real-time clock
9 Microsoft ACPI-compliant system
9 NVIDIA nForce networking controller #3
9 NVIDIA nForce networking controller #4
10 NVIDIA nForce PCI system management
11 Mass storage controller
12 PS/2 compatible mouse port
13 Numeric data processor
14 Primary IDE channel
16 NVIDIA GeForce 6600 GT
19 VIA OHCI compliant IEEE 1394 host controller
20 NVIDIA nForce 590/570/550 Serial ATA controller
20 NVIDIA network bus enumerator
21 NVIDIA network bus enumerator
22 Standard OpenHCD USB host controller
22 NVIDIA nForce 590/570/550 Serial ATA controller
23 Standard Enhanced PCI to USB host controller
23 NVIDIA nForce 590/570/550 Serial ATA controller
IRQ assignments for this motherboard
PCIEx16_1
PCIEx16_2
PCIEx16_3
PCIEx1_1
PCI Slot_1
PCI Slot_2
USB 1.1
USB 2.0
LAN_1
LAN_2
PATA
SATA_1
SATA_2
SATA_3
SATA_RAID
1394
Audio
ASUS P5N32-E SLI Plus
A B C
– – –
– – –
– – –
– – –
shared – –
– shared –
– shared –
– – shared
– shared –
– shared –
shared – –
– shared –
– – shared
– – –
– shared –
– shared –
– – shared
D E F
– shared –
– – shared
– shared –
– – shared
– – –
– – –
– – –
– – –
– – –
– – –
– – –
– – –
– – –
used – –
– – –
– – –
– – –
G H
– –
– –
– –
– –
– –
– –
– –
– –
– –
– –
– –
– –
– –
– –
– –
– –
– –
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