title
Voynich-CX

What is it?

The Voynich-CX is a hobby computer created from the ground up as an experiment in learning about 8-bit computers, FPGAs, and electronics. The goal is to create a computer that is easy to emulate, with an easy to use toolchain that can be built physically with readily available parts.

What are its specifications?

CPU: MOS 6502 running at 3.72mhz

RAM: 16kB of RAM with 3k reserved for video and 1k for audio

ROM: 32kB

I/O:

• SD Card Slot

• Cartridge Slot

• PS/2 Keyboard connector

• D-sub 9 joystick port

• VGA out

• NTSC/PAL Composite out

• MIDI in/out

Video Chip – Grue

Text Mode

40x25 characters

8 colors available, with bright or dark palette

Each character can be flipped horizontally or vertically

Graphics Mode

320x200 High Resolution Mode

120x100 High Color Mode

Sound Chip – Snark

Features

4 Wavetable Channels

Each wavetable consists of a 4x4 bit wave

Registers:

Wavetable – 4 bits

Tooling

ROM build and flashing tool - Codex