Vectrex Programming Tutorial
written by Chris Salomon and others

Preface
Introduction
Conventions
MemoryMap
Coordinates
Screen Updates
Structure of program
The Vectrex OS and its functions
Timing
Vectors

Vectrex - ROM-Functions

HELLO WORLD (1)
Modifying HELLO WORLD
Dot Drawing
Scaling
Vector beam positioning functions
Line Drawing
Sound Playing
Joystick/Button input

Vectrex Vector Hardware related

Vector display
Why wait a moment? (Optimization warning)
Vector positioning optimization thoughts

Unsorted Vectrex related comments

Optimization for Vectrex Programs
Using the emulator to program vectrex

Appendix A: List of Vectrex ROM functions

Functionally ordered
Alphabetically ordered
Other Rom Adresses
Rom reference table

Appendix B: BIOS RAM locations
Appendix C: THE 6522 VIA CHIP
Appendix D: Programmable Sound Generator (AY-3-8912)
Appendix E: Bit dump of characters in BIOS ROM
Appendix F: Notes supported by the BIOS sound functions