1-36 Hardware Specifications and Configurations
System Interrupt Specification (UMA)
Hardware IRQ System Function
IRQ0 System timer
IRQ1 Standard PS/2 keyboard
IRQ2 Not in use
IRQ3 Not in use
IRQ5 Not in use
IRQ6 Not in use
IRQ7 Not in use
IRQ8 System CMOS/real time clock
IRQ9 Broadcom xD Picture Card Host Controller
IRQ10 Not in use
IRQ11 Not in use
IRQ12 PS/2 port Touchpad
IRQ13 Numeric data processor
IRQ14 Not in use
IRQ15 Not in use
IRQ 4294967294 Intel(R) HD Graphics 3000
IRQ 16 Intel(R) 7 Series/C216 Chipset Family USB Enhanced Host
Controller - 1E2D
IRQ 16 Intel(R) 7 Series/C216 Chipset Family PCI Express Root Port 1 -
1E10
IRQ 16 Intel(R) Management Engine Interface
IRQ 12 Synaptics PS/2 Port TouchPad
IRQ 19 Intel(R) 7 Series Chipset Family SATA AHCI Controller
IRQ 19 Intel(R) 7 Series/C216 Chipset Family PCI Express Root Port 4 -
1E16
IRQ 19 Broadcom 802.11n Network Adapter
IRQ 4294967293 Intel(R) USB 3.0 eXtensible Host Controller
IRQ 81 Microsoft ACPI-Compliant System
IRQ 82 Microsoft ACPI-Compliant System
IRQ 83 Microsoft ACPI-Compliant System
IRQ 84 Microsoft ACPI-Compliant System
IRQ 85 Microsoft ACPI-Compliant System
IRQ 86 Microsoft ACPI-Compliant System
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