CoCoDEV

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The CoCo3DEV is a 6809-based development board roughly designed around the Radio Shack Color Computer 3 (aka CoCo3). It was created an launched in 2019 by Dave Philipsen.

CoCo3FPGA on the Terasic DE1
Developer - Gary Becker

Objectives

The CoCo3DEV board was designed primarily for those who are familiar with the architecture of the Tandy Color Computer. It is a control board with a synthesized 6809 core that will run either a modified version of Tandy's Disk Extended Color BASIC or the popular multi-user multi-tasking operating system, NitrOS9.

Features

MC6809 core

The core CPU of the CoCo3FPGA was designed in VHDL by Australian developer John Kent.


Downloads

Current design files

SOF (temporary programming)

POF (permanent programming)

Demo programs