Asus P4B533, Руководство пользователя

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2-14 Chapter 2: Hardware information
Standard Interrupt Assignments
IRQ Priority Standard Function
0 1 System Timer
1 2 Keyboard Controller
2 N/A Programmable Interrupt
3* 11 Communications Port (COM2)
4* 12 Communications Port (COM1)
5* 13 Sound Card (sometimes LPT2)
6 14 Floppy Disk Controller
7* 15 Printer Port (LPT1)
8 3 System CMOS/Real Time Clock
9* 4 ACPI Mode when used
10* 5 IRQ Holder for PCI Steering
11* 6 IRQ Holder for PCI Steering
12* 7 PS/2 Compatible Mouse Port
13 8 Numeric Data Processor
14* 9 Primary IDE Channel
15* 10 Secondary IDE Channel
*
These IRQs are usually available for ISA or PCI devices.
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.
IRQ assignments for this motherboard
A B C D E F G H
PCI slot 1 — — — — — shared — —
PCI slot 2 — — — — — — used —
PCI slot 3 — — — — — — — shared
PCI slot 4 — — — — used — — —
PCI slot 5 — — — — — shared — —
PCI slot 6 — — shared — — — — —
GMCH graphics controller
or AGP slot
shared — — — — — — —
Onboard USB controller HC0 shared — — — — — — —
Onboard USB controller HC1 — — — shared — — — —
Onboard USB controller HC2 — — shared — — — — —
Onboard USB 2.0 controller — — — — — — — shared
Onboard Audio — — — — — shared — —
Onboard LAN — — — shared — — — —