Asus VINTAGE-AH1 Vintage-AH1 User's Manual for English Edtion - Page 31

Standard interrupt assignments IRQ Priority 0 1 1 2 2 - 3 11 4 12 5 13 6 14 7 15 8 3 9 4 10 5 11 6 12 7 13 8 14 9 15 10 Standard Function System Timer Keyboard Controller Programmable interrupt Communications Port (COM2)* IRQ holder for PCI steering* Floppy Disk Controller Printer Port (LPT1)* System CMOS/Real Time Clock IRQ holder for PCI steering* MIDI port* IRQ holder for PCI steering* PS/2 Compatible Mouse Port* Numeric Data Processor Primary IDE Channel Secondary IDE Channel * These IRQs are usually available for ISA or PCI devices. IRQ assignments for this motherboard PCI slot 1 PCI slot 2 PCI Express x16 slot PCI Express x1 slot Onboard USB controller 0 Onboard USB controller 1 Onboard USB controller 2 Onboard EHCI controller Onboard SATA Controller Onboard Audio Controller Onboard VGA Onboard IEEE1394 Onboard Gigabit LAN A B C D E - shared - - - - - shared - - - - shared - - -- - shared - - shared - - - - - shared - - -- - shared - -- - -- -- - -- -- - -- - shared - - - used - - -- - - shared - - F used - - - - G used - - - H used - - - - - When using PCI cards on shared slots, ensure that the drivers support "Share IRQ" or that the cards do not need IRQ assignments; otherwise, conflicts will arise between the two PCI groups, making the system unstable and the card inoperable. 2-12 Chapter 2: Basic installation