Omega Home Computer

Alpha 1 version of my TCP816, 8-bit TTL computer.

Xv6 for RISC-V

Series of single-board computers based on the m68k CPU family

Collect some CS textbooks for learning.

Single Cycle Processor written in SystemVerilog for executing machine code of RISC-V ISA

Tang Nano 9K TMS 9118A VDP

FuzixOS: Because Small Is Beautiful

Single Board Computer featuring Zilog Z180 processor and NEC µPD7220 Graphics Display Controller

Design, documentation and software for the Really Old School Computer (M68K)

Code related to the Motorola 68000 microprocessor.

BBC BASIC for Ben Eater's 6502 breadboard computer

An interface from a PC through an Arduino to an AY-3-8910 / YM 2149

Breakout board for Atmel's ATF1504 or ATF1502 CPLDs in a PLCC-44 socket

Sound Card for the ISA (8bit) bus sporting Sound Blaster / Sound Blaster PRO emulation via ES688F chip, and a real Yamaha OPL3 FM Synth. It's also completely jumper configurable.

Internal ISA OPL3 for PCXT and compatibles.

turns out I like bitmap fonts

A little example of how one would implement a rootless display for an emulator that uses one large back buffer (like MacOS 9 would).

A collection of scripts and tools for Atmel ATF150x and GAL Programmable logic devices, some of the only standing active 5V programmable logic parts still available.

EhBasic 68000 converted to GAS assembler

bootloader for classic Macintosh (m68k)

TMS9918A emulator library (C99)

Microchannel OPL3 Based Sound Card / Adlib Compatible

Homebrew 65C02 computer on a backplane

Various documents for the TMS9918 VDP

Schematics, design files, and software for my Ultim809 homebrew 8-bit computer.

Coletânea de projetos para MSX

The WE816 is a 16-bit 65816 based system with 512K of System RAM, 96K of System ROM, 32K of video RAM, a TMS9918 graphics processor and an AY-3-8910 Sound chip. The system runs a custom version of …