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Intel ECB-862 User Manual

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User’s Manual

92

ECB-862/862L User’s Manual

Interrupt Usage.

The actual interrupt settings depend on the PnP handler, the table below indicates the
typical settings.

Interrupt

Description

Note

00 System

timer

01

Standard 101/102-Key or Microsoft Natural PS/2 Keyboard

02

Programmable interrupt controller

03

Communications Port (COM2)

04

Communications Port (COM1)

05

ACPI IRQ Holder for PCI IRQ Steering

05

VIA Tech 3038 PCI to USB Universal Host Controller

05

VIA Tech VT8361/VT8601 Graphics Controller

06

Standard Floppy Disk Controller

07

Printer Port (LPT1)

08

System CMOS/real time clock

09

ACPI IRQ Holder for PCI IRQ Steering

09

VIA Tech 3038 PCI to USB Universal Host Controller

10

VIA Tech 3038 PCI to USB Universal Host Controller

10

ACPI IRQ Holder for PCI IRQ Steering

10

Realtek RTL8139/810X Family PCI Fast Ethernet NIC

10

VIA Tech 3038 PCI to USB Universal Host Controller

11

VIA PCI to USB Enhanced Host Controller

11

ACPI IRQ Holder for PCI IRQ Steering

11

Realtek RTL8139/810X Family PCI Fast Ethernet NIC

11

VIA AC'97 Audio Controller (WDM)

11

SCI IRQ used by ACPI bus

12

PS/2 Compatible Mouse Port

13

Numeric data processor

14

Primary IDE controller (dual fifo)

14

VIA Bus Master PCI IDE Controller

15

Secondary IDE controller (dual fifo)

15

VIA Bus Master PCI IDE Controller

DMA-channel Usage

DMA-channel

Description

Note

DMA2

Standard Floppy Disk Controller

DMA4

Direct memory access controller