Asus BP5120 Instrukcja Użytkownika Pobierz pdf (Strona 34)

2-12 Chapter 2: Basic installation

2.5.3 Standard interrupt assignments

When using a PCI card on shared slots, ensure that the drivers support “Share

IRQ” or that the cards do not need IRQ assignments. Otherwise, conicts will

arise between the two PCI groups, making the system unstable and the card

inoperable.

Standard interrupt assignments

* These IRQs are usually available for ISA or PCI devices.

IRQ Priority Standard Function

0 1 System Timer

1 2 Keyboard Controller

2 — Redirect to IRQ#9

3 10 Communications Port (COM1)

4 11 IRQ holder for PCI steering*

5 12 Standard Floppy Disk Controller

6 13 Printer Port (LPT1)*

7 3 System CMOS/Real Time Clock

8 4 IRQ holder for PCI steering*

9 5 IRQ holder for PCI steering*

10 6 IRQ holder for PCI steering*

11 7 PS/2 Compatible Mouse Port*

12 8 Numeric Data Processor

13 9 Primary IDE Channel

IRQ assignments for this motherboard

A B C D E F G H

PCI1 — — — shared — — — —

PCI2 shared — — — — — — —

PCIEX16_1 shared — — — — — — —

PCIEX1_1 shared — — — — — — —

Onboard USB controller 1 — — — — — — — shared

Onboard USB controller 2 — — — shared — — — —

Onboard USB controller 3 — — shared — — — — —

Onboard USB controller 4 shared — — — — — — —

Onboard USB 2.0 controller — — — — — — — shared

Onboard HD audio shared — — — — — — —

Onboard LAN — shared — — — — — —

1 2 ... 29 30 31 32 33 34 35 36 37 38 39 ... 55 56

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Asus BP5120 Instrukcja Użytkownika Strona 34