A running-jumping-swordfighting game I made on the Apple II from 1985-89

Microsoft BASIC for 6502 Microprocessor - Version 1.1

Code for the 6502 microprocessor, mostly for the Replica 1 computer.

Code related to the Motorola 68000 microprocessor.

Single board computer designed for Midwest Gaming Classic 2020 workshop

YAZ180 - Modern Single Board Z180 Computer

Designs for a microcomputer based on the Motorola 68k

Hardware Assisted 1588 Driver Layer

Files for the Spare Time Gizmos COSMAC Elf 2000

Zork Z-Engine implementaiton for an Intel 4004 Microprocessor