Commodore 128 User manual

COMMODORE cfl T.M .

Programmer’s

Reference Guide

COMMODORE

BUSINESS MACHINES, INC.

BANTAM

COMPUTER

BOOKS A Bantam Computer Book

COMMODORE 128

PROGRAMMER’S

REFERE CE GUIDE

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COMMODORE 128

PROGRAMMER’S

REFERE CE GUIDE

COMMODORE BUSI ESS MACHI ES, I C.

BANTAM BOOKS

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COMMODORE 128 PROGRAMMER S REFERENCE GUIDE

A Bantam Book / February 1986

Commodore 64 and Commodore 128 are registered trademarks of Commodore

Electronics. Ltd.

CPIM and CPIM Plus Version 3.0 are registered trademarks of Digital Research

Inc.

Perfect is a registered trademark of Perfect Software.

TouchTone is a registered trademark of AT&T.

WordStar is a registered trademark of MicroPro International Corporation.

Grateful acknowledgment is made for permission to reprint two bars o f Invention

Corp., New York.

Book design by Ann Gold.

Cover design by Jo Ellen Temple.

This book may not be reproduced in whole or in part, by

mimeograph or any other means, without permission.

For information address: Bantam Books, Inc.

ISBN 0-553-34292-4

Published simultaneously in the United States and Canada

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PR IN TE D IN TH E UN ITED ST A TES OF A M ER IC A

HL 0987654321

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CO TE TS

Chapter 1

Introduction

Chapter 2

BASIC Building Blocks and BASIC 7.0 Encyclopedia

Chapter 3

One Step Beyond Simple BASIC

Chapter 4

Commodore 128 Graphics Programming

Chapter 5

Machine Language

Chapter 6

How to Enter Machine Language Programs Into the

Commodore 128

Chapter 7

Mixing Machine Language and BASIC

Chapter 8

The Power Behind Commodore 128 Graphics

Chapter 9

Sprites

Chapter 10

Programming the 80-Column (8563) Chip

Chapter 11

Sound and Music on the Commodore 128

Chapter 12

Input/Output Guide

Chapter 13

The Commodore 128 Operating System 401

Chapter 14

CP/M 3.0 on the Commodore 128 A ll

Chapter 15

The Commodore 128 and Commodore 64 Memory Maps 501

Chapter 16

C l28 Hardware Specifications 555

Appendixes 643

Glossary 731

Index 739

ACK OWLEDGME TS

Written by Larry Greenley

and

Fred Bowen

Bil Herd

Dave Haynie

Terry Ryan

Von Ertwine

Kim Eckert

Mario Eisenbacher

Norman McVey

The authors are deeply indebted to the many people who have contributed to the

preparation of this book. Special thanks go to Jim Gracely of Commodore Publications

who reviewed the entire manuscript for technical accuracy and provided important

corrections clarifications and user-oriented suggestions and to Steve Beats and Dave

Middleton of Commodore Software Engineering for their programming assistance and

expertise.

We also want to recognize the contributions of Frank Palaia of Commodore Hardware

Design who provided expertise in the operation of the Z80 hardware and of Dave

DiOrio of Commodore Integrated Circuit Design who provided insight into the design

of the Memory Management Unit and the C l28 VIC chip enhancements.

For their extensive technical reviews of the manuscript we wish to thank Bob Albright

Pete Bowman Steve Lam and Tony Porrazza of Commodore Engineering. We also

thank Dan Baker Dave Street and Carolyn Scheppner of Commodore Software Techni

cal Support for providing an always available source of technical assistance. In addition

we want to acknowledge the valuable contributions of members of Commodore Soft

ware Quality Assurance especially Mike Colligon Karen Mackenzie Pat McAllister

Greg Rapp Dave Resavy and Stacy English.

We also thank Carol Sullivan and Donald Bein for carefully proofreading various

sections of the text Michelle Dreisbach for typing the manuscript Marion Dooley for

preparing the art Jo-Ellen Temple for the cover design and Nancy Zwack for overall

coordination assistance.

Finally we would like to acknowledge the unflagging support and guidance provided by

senior Commodore executives Paul Goheen Harry McCabe and Bob Kenney.

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