Specifications

Hardware IRQ System function
PCI22 Intel ICH9 Family Universal Host Controller – 2935
PCI-3 Intel ICH9 Family PCI Express Root Port 2 - 2942
PCI-4 Intel ICH9 Family PCI Express Root Port 3 - 2944
PCI-5 Intel ICH9 Family PCI Express Root Port 5 - 2948
PCI-6 Intel ICH9 Family PCI Express Root Port 6 - 294A
System interrupt specifications, Windows XP
Hardware IRQ System function
ISA0 System timer
ISA1 Standard 101-/102-Key or Microsoft Natural Keyboard
ISA8 System CMOS/real-time clock
ISA9 Microsoft ACPI-Compliant System
ISA12 Synaptics PS/2 TouchPad
ISA13 Numeric data processor
ISA23 HP Mobile Data Protection Sensor
PCI16 Intel ICH9 Family USB Universal Host Controller – 2937
PCI16 Mobile Intel 4 Series Express Chipset Family
PCI17 Broadcom 4322AG 802.11a/b/g/draft-n Wi-Fi Adapter
PCI17 Intel ICH9 Family PCI Express Root Port 1 - 2940
PCI17 Intel ICH9 Family PCI Express Root Port 5 - 2948
PCI17 Intel ICH9 Family USB Universal Host Controller – 2938
PCI17 Marvell Yukon 88E8072 PCI-E Gigabit Ethernet Controller
PCI17 Microsoft UAA Bus Driver for High Definition Audio
PCI18 Intel ICH9 Family PCI Express Root Port 3 - 2944
PCI18 Intel ICH9 Family USB Universal Host Controller – 2939
PCI18 Intel ICH9 Family USB Universal Host Controller – 2936
PCI19 Intel ICH9 Family USB2 Enhanced Host Controller – 293C
PCI20 Intel ICH9 Family Universal Host Controller – 2934
PCI20 Intel ICH9 Family USB2 Enhanced Host Controller – 293A
PCI21 ICH9M-E/M SATA AHCI Controller
PCI22 Intel ICH9 Family Universal Host Controller – 2935
System interrupt specifications, Windows XP 137