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Laser 128 User Manual

Laser 128
255 pages
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PERSONAL
COMPUTER

Table of Contents

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Laser 128 Specifications

General IconGeneral
ProcessorMOS Technology 6502
RAM128 KB
ROM32 KB
CompatibilityApple II
Graphics280×192
SoundBuilt-in speaker
PortsComposite video
Operating SystemApple DOS 3.3, ProDOS
Storage5.25" floppy disk drive (optional second drive)

Summary

Getting Started

Starting Up the Computer

Procedures for powering on and initializing the computer system.

Input/Output Ports

Built-in I/O Devices and Interfaces

Details on the eight built-in I/O ports and their assigned functions.

BASIC Manual Introduction

BASIC Commands Reference

Details BASIC commands and statements with purpose, format, comments, and examples.

BASIC Functions Reference

Lists and describes intrinsic BASIC functions alphabetically, including arguments.

Appendix A: Speeding Up Program Execution

Adjusting Computer Speed

Explains how to change computing speed using numeric keys 2 or 3 on startup or reset.

Appendix B: Installation of Expansion RAM

RAM Expansion Installation Steps

Details the items needed and quantities for installing up to 1 M-byte expansion RAM.

Appendix D: Error Messages

Understanding BASIC Errors

Explains how BASIC errors are reported and how to use PRINT for debugging.

Common Error Messages List

Detailed list of common BASIC error messages and their explanations.

Appendix I: Summary of BASIC Commands

BASIC Command Reference

Alphabetical listing of BASIC commands and their descriptions.