Asus P5QC User Manual - Page 45
Interrupt assignments, IRQ assignments for this motherboard - 3 0 usb pci
UPC - 610839162864
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2.5.3 Interrupt assignments Standard interrupt assignments IRQ Priority Standard function 0 1 System Timer 1 2 Keyboard Controller 2 - Redirect to IRQ#9 4 12 Communications Port (COM1)* 5 13 IRQ Holder for PCI Steering* 6 14 Floppy Disk Controller 7 15 Reserved 8 3 System CMOS/Real Time Clock 9 4 IRQ Holder for PCI Steering* 10 5 IRQ Holder for PCI Steering* 11 6 IRQ Holder for PCI Steering* 12 7 Reserved 13 8 Numeric Data Processor 14 9 Primary IDE Channel * These IRQs are usually available for PCI devices. IRQ assignments for this motherboard A B C D E F G H PCIE1_1 - - shared - - - - - PCIE1_2 - - - shared - - - - PCIE1_3 PCIE16_1 shared - - - - - - - LAN (8056) - shared - - - - - - LAN (8001) - - shared - - - - - Marvell 6121 shared - - - - - - - PCI_1 shared - - - - - - - PCI_2 - shared - - - - - - USB controller 1 - - - - - - - shared USB controller 2 - - - shared - - - - USB controller 3 - - shared - - - - - USB controller 4 shared - - - - - - - USB controller 5 shared - - - - - - - USB controller 6 - - - - - shared - - USB 2.0 controller 1 - - - - - - - shared USB 2.0 controller 2 - - shared - - - - - SATA controller 1 - - shared - - - - - SATA controller 2 - - - shared - - - - Audio Azalia - - - - - - shared - ASUS P5QC 2-19