Asus M3N78 PRO User Manual - Page 46
Interrupt assignments, PCI slots, PCI Express x1 slots - will not see to sata
UPC - 610839163656
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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 ISA or PCI devices. IRQ assignments for this motherboard A B C D E F G H PCIE x16_1 shared shared shared shared - - - - USB 1.0 controller 1 - - - shared - - - - USB 1.0 controller 2 - - - shared - - - - USB 1.0 controller 3 - - - shared - - - - USB 1.0 controller 4 - - - shared - - - - USB 2.0 controller - - - shared - - - - HD audio shared - - - - - - - Onboard SATA - - - - shared - - 2.5.4 PCI slots The PCI slots support cards such as a LAN card, SCSI card, USB card, and other cards that comply with PCI specifications. Refer to the figure on the next page for the location of the slots. 2.5.5 PCI Express x1 slots This motherboard supports PCI Express x1 network cards, SCSI cards and other cards that comply with the PCI Express specifications. Refer to the figure on the next page for the locatino of the slots. 2-22 Chapter 2: Hardware information