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System interrupt specifications (UMA)
Hardware IRQ System function
IRQ0 System timer
IRQ1 Standard 101-/102-Key or Microsoft® Natural Keyboard
IRQ8 System CMOS/real-time clock
IRQ10* Intel 5 Series/3400 Chipset Family SMBus Controller -3B30
IRQ12 Synaptics PS/2 TouchPad
IRQ13 Numeric data processor
IRQ16 IRQ16 Broadcom 4313 802.11b/g/n
IRQ17 Intel 5 Series/3400 Chipset Family PCI Express Root Port 1 -3B42
IRQ19 Intel Turbo Boost Technology Driver
IRQ21 Intel 5 Series/3400 Chipset Family USB Enhanced Host Controller - 3B34
IRQ22 High Definition Audio Controller
IRQ23 HP Mobile Data Protection Sensor
IRQ81-190 Microsoft ACPI-Compliant System
IRQ-2 Intel Graphics Media Accelerator HD
114 Chapter 6 Specifications