beautypg.com

HP Compaq nx5000 series User Manual

Page 180

background image

6–18

Maintenance and Service Guide

Specifications

Table 6-16

System I/O Addresses

I/O Address
(hex)

System Function

(shipping configuration)

000 - CF7

DMA controller; PCI bus

010 - 01F

Motherboard resources

020 - 021

Programmable Interrupt Controller

024 - 03F

Motherboard resources

040 - 043

System Timer

04E - 04F

Motherboard resources

050 - 053

Motherboard resources

060

Keyboard Controller

061

System speaker

062 - 063

Microsoft ACPI-Compliant Controller

064

Keyboard Controller

066

Microsoft ACPI-Compliant Controller

068 - 06F

Motherboard resources

070 - 071

System CMOS/real time clock

072 - 073

System CMOS/real time clock

074 - 077

Motherboard resources

080 - 08F

DMA Controller

090 - 09F

Motherboard resources

0A0 - 0A1

Programmable Interrupt Controller