Asus P5BV-C User Guide - Page 36

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 - 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 * These IRQs are usually available for ISA or PCI devices. 2-16 Chapter 2: Hardware information