Asus E2234 Manuale Utente Scaricare il pdf (Pagina 36)

1-22 Chapter 1: Product introduction

1.8.3 Interrupt assignments

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

IRQ assignments for this motherboard

A B C D E F G H

PCI Express x16 slot 1 — — — — shared — — —

PCI Express x16 slot 2 — — — — — — used —

PCI Express x1 slot 1 — — — — shared — — —

PCI Express x1 slot 2 — — — — — used — —

PCI Express x1 slot 3 — — — — — — — used

PCI slot 1 shared — — — — — — —

PCI slot 2 — shared — — — — — —

Onboard USB1.0 controller 1 shared — — — — — — —

Onboard USB1.0 controller 2 — shared — — — — — —

Onboard USB2.0 controller — — shared — — — — —

Onboard LAN — — shared — — — — —

Onboard IDE controller — — — — shared — — —

Onboard SATA controller shared — — — — — — —

Onboard Audio controller shared — — — — — — —

Standard interrupt assignments

IRQ Priority Standard Function

0 1 System Timer

1 2 Keyboard Controller

2 — Re-direct to IRQ#9

4 12 Communications Port (COM1)*

5 13 IRQ holder for PCI steering*

6 14 Floppy Disk Controller

7 15 Printer Port (LPT1)*

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 PS/2 Compatible Mouse Port*

13 8 Numeric Data Processor

14 9 Primary IDE Channel

15 10 Secondary IDE Channel

1 2 ... 31 32 33 34 35 36 37 38 39 40 41 ... 123 124

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Asus E2234 Manuale Utente Pagina 36