Asus P7P55D-E EVO User Manual download pdf (Page 39)

ASUS P7P55D-E EVO 2-21

Chapter 2

2.5.3 Interrupt assignments

Standard interrupt assignments

* These IRQs are usually available for PCI devices.

IRQ Priority Standard function

0 1 System Timer

1 2 Keyboard Controller

2 – Redirect to IRQ#9

4 12 Reserved

5 13 IRQ Holder for PCI Steering*

6 14 Reserved

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

IRQ assignments for this motherboard

A B C D E F G H

PCIE x16_1 shared – – – – – – –

PCIE x16_2 shared – – – – – – –

PCIE x1_1 shared – – – – – – –

PCIE x1_2 – – – shared – – – –

PCIE x1_3 shared – – – – – – –

PCI_1 shared – – – – – – –

PCI_2 – shared – – – – – –

LAN_1 shared – – – – – – –

LAN_2 – shared – – – – – –

USB 2.0 Controller 1 – – – – – – – shared

USB 2.0 Controller 2 shared – – – – – – –

USB 3.0 Controller shared – – – – – – –

SATA Controller – – shared – – – – –

SATA 6G Controller shared – – – – – – –

1394 Controller – – shared – – – – –

HD Audio – – – – – – shared –

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Rubinalesk 05 Mar 2024 | 11:55:50

Asus P7P55D-E EVO User Manual Page 39