7800 Tutorials and Guides

Once you've read through an understood the 7800 Software Guide and 7800 Assembly Quick-Start, the documents listed in this entry will help you master more advanced topics.

MARIA Documents

Atari 7800 Color Documentation covers how the 7800 generates its colors, with specific consideration to color selection for homebrew authors.

Maximizing 7800 Sprites discusses techniques that can be used for games that need a maximum number of moving objects.

Eckhard Stoiberg's Atari 2600 VCS Sound Frequency and Waveform Guide covers TIA musical frequencies.

The Perceptual Tuning Primer covers an easy technique to keep TIA music sounding in tune.

The Tune2600 Introduction covers using Thomas Jentzsch's Tune2600 utility to select your notes.

TIA Arpeggio Tips provides helpful information for implementing arpeggios in your music.

Atari's internal POKEY C012294 Documentation covers POKEY in a formal manner.

Detecting POKEY provides one method of detecting the presence of the POKEY chip.

The POKEY Note Table is a handy guide to note frequencies by Bobby Clark, aka Synthpopalooza. Both 8-bit and 16-bit modes are covered.

XBoard or XM RAM and POKEY banking documents how to access to additional memory and POKEY available through the XBoard and XM.

AtariVox for the 7800 covers details for accessing the AtariVox peripheral.

The HSC Layout describes the NVRAM layout for the HSC Cart.

A78 Header Specification covers the purpose and various fields in the A78 header.

The 6502 Instruction Set reference lists 6502 opcodes, valid modes, cycles, etc.

6502 Beginner Tips contains useful information and references if you're new to 6502 assembly.

6502 Advanced Tips contains information for seasoned 6502 coders.