"Anyone who is writing software for this computer will find it necessary to have this book at hand." - Dr. Richard F. Daley, Microcomputer writer and consultant

Whether you're writing programs for yourself or for commercial distribution, you'll find this book an indispensible guide to programming the Commodore Plus/4.

Written in a clear, easy-to-understand style, this complete handbook includes evtensive reference material and many practical programming examples. The Programmer's Reference Guide for the Commodore Plus/4

• fully describes the use of each BASIC 3.5 command
• gives tips on using the built-in integrated software
• reviews major programming techniques
• offers a graphics tutorial in the BASIC and machine language
  
• explains how to use the machine language monitor, 6502 assembly language, and the operating system
• offers information on using major Plus/4 peripherals and more.

You'll find over 200 short program examples, in-depth information not found in the Plus/4 manual, and helpful explanations of DOS and BASIC error messages. In addition, the appendices provide the Plus/4 memory and register maps and other important technical specifications. This quick, handy reference will be invaluable to all programmers, from beginners to professionals.