System I/O address specifications

I/O address (hex)

System function (shipping configuration)

 

 

 

000

- 00F

DMA controller no. 1

 

 

 

010

- 01F

Unused

 

 

 

020

- 021

Interrupt controller no. 1

 

 

 

022

- 024

Opti chipset configuration registers

 

 

 

025

- 03F

Unused

 

 

02E - 02F

87334 “Super I/O” configuration for CPU

 

 

 

040

- 05F

Counter/timer registers

 

 

 

044

- 05F

Unused

 

 

 

060

 

Keyboard controller

 

 

 

061

 

Port B

 

 

 

062

- 063

Unused

 

 

 

064

 

Keyboard controller

 

 

 

065

- 06F

Unused

 

 

 

070

- 071

NMI enable/RTC

 

 

 

072

- 07F

Unused

 

 

 

080

- 08F

DMA page registers

 

 

 

090

- 091

Unused

 

 

 

092

 

Port A

 

 

 

093

- 09F

Unused

 

 

0A0 - 0A1

Interrupt controller no. 2

 

 

I/O Address (hex)

System Function (shipping configuration)

 

 

0A2 - 0BF

Unused

 

 

0C0 - 0DF

DMA controller no. 2

 

 

0E0 - 0EF

Unused

 

 

0F0 - 0F1

Coprocessor busy clear/reset

 

 

0F2 - 0FF

Unused

 

 

 

100

- 16F

Unused

 

 

 

170

- 177

Secondary fixed disk controller

 

 

 

178

- 1EF

Unused

 

 

1F0 - 1F7

Primary fixed disk controller

 

 

1F8 - 200

Unused

 

 

 

201

 

JoyStick (decoded in ESS1688)

 

 

 

202

- 21F

Unused

 

 

 

72 Chapter 7 Specifications

Page 78
Image 78
Compaq F500 manual System I/O address specifications, Address hex System function shipping configuration

F500 specifications

The Compaq F500 series laptops were part of Compaq's effort to provide affordable, user-friendly computing solutions that served accurately for various computing needs. Launched in the mid-2000s, the F500 offered a blend of essential features and technologies aimed at both casual users and professionals alike.

One of the standout features of the Compaq F500 series is its design, characterized by a robust plastic chassis that was both lightweight and portable. With a screen size of 15.4 inches, this notebook struck a balance between being easily portable while providing ample workspace for productivity. It utilized an LCD display with an aspect ratio of 16:10, providing a broader viewing area for enhanced media consumption and multitasking.

In terms of performance, the Compaq F500 was equipped with various Intel Core processors, allowing users to choose configurations that met their specific needs, whether for basic tasks like web browsing and document editing or more demanding applications. The F500 also supported up to 2 GB of RAM, which was adequate for seamless multitasking during its time.

Storage solutions in the F500 included a traditional hard drive, with options generally ranging up to 160 GB, offering sufficient space for files, applications, and multimedia content. Additionally, the laptop featured an optical drive for both reading and writing DVDs and CDs, underscoring its versatility for media playback and data storage.

Connectivity was another strong suit for the Compaq F500, which came equipped with standard USB ports, an Ethernet port, and an integrated Wi-Fi module, ensuring users could easily connect to networks and peripherals. The built-in webcam and microphone enhanced the F500’s capabilities for video conferencing, an increasingly critical feature in the digital age.

The battery life of the Compaq F500 was satisfactory for typical usage, allowing for several hours of operation on a single charge—ideal for users who needed mobility without the constant need for power outlets. Moreover, the laptop featured integrated graphics, which, while not designed for heavy gaming, ensured adequate performance for everyday visuals and tasks.

Overall, the Compaq F500 series successfully delivered an impressive combination of user-friendly features, essential performance characteristics, and a design that catered well to both home and office environments, making it a notable choice in its era for budget-conscious consumers.