Interrupt Assignments - Asus P5BV-C - Motherboard - ATX User Manual

2.5.3

Interrupt assignments

Standard interrupt assignments
IRQ Priority
0
1
3
4
6
8
9
12
13
14
15
16
16
16
16
16
17
17
17
17
18
18
18
19
19
19
* These IRQs are usually available for ISA or PCI devices.
2-16
Standard Function
- System Timer
- Standard 101/102-Key or Microsoft Natural PS/2 Keyboard
- Communications Port (COM2)
- Communications Port (COM1)
- Standard Floppy Disk Controller
- System CMOS/Real Time Clock
- Microsoft ACPI-Compliant System
- Microsoft PS/2 Mouse
- Numeric Data Processor
- Primary IDE Channel
- Secondary IDE Channel
- Generic Marvell Yukon Chipset based Controller #3
- Intel 82801G (ICH7 Family) PCI Express Root Port - 27D0
®
- Intel 82801G (ICH7 Family) USB Universal Host Controller - 27CC
®
- Intel 82801G (ICH7 Family) USB Enhanced Host Controller
®
- Intel 82801GR/GH/GHM (ICH7 Family) PCI Express Root Port - 27E2
®
- Generic Marvell Yukon Chipset based Ethernet Controller
- Intel 82801G (ICH7 Family) PCI Express Root Port - 27D2
®
- Intel 82801G (ICH7 Family) USB Universal Host Controller - 27C9
®
- Intel 82801GR/GH/GHM (ICH7 Family) PCI Express Root Port - 27E2
®
- Marvell 61xx Marvell RAID Controller
- Generic Marvell Yukon Chipset based Ethernet Controller #2
- Intel 82801G (ICH7 Family) PCI Express Root Port - 27D4
®
- Generic Marvell Yukon Chipset based Ethernet Controller #4
- Intel 82801G (ICH7 Family) PCI Express Root Port - 27D6
®
- Intel 82801GB/GR/GH (ICH7 Family) Serial ATA Storage Controller - 27C0
®
Chapter 2: Hardware information