Lua based interactive firmware for ESP8266, ESP8285 and ESP32

TIC-80 is a fantasy computer for making, playing and sharing tiny games.

esp8266 wifi-serial bridge, outbound TCP, and arduino/AVR/LPC/NXP programmer

Core sources and tools for the MIST board

A ZX spectrum 48K, 128K and Pentagon 128 emulator running on the Espressif ESP32 SoC

Retro Tiny Multitasking system for Z80 based computers

Z80-CP/M2.2 emulation on ESP8266 NONOS SDK + the NoSDK from cnlohr

Retro-Computer Designs (Z80, 65C816, etc)

6502/65816 cross assembler

This project demonstrates how cryptographic protocols can be implemented for the case when an Arduino board and a PC communicate. Primitives implemented: AES, RSA and Diffie–Hellman key exchange.

Small microcoded 68000 verilog softcore

an AVR based 8-bit Microcomputer

AMSTRAD CPC Emulator TTGO VGA32

CP/M running on AVR ATmega88 with i8080 emulation

Arduino code for Altair 8800 replica

Modification of Marat Fayzullin's Z80 emulator to run on the Arduino Mega

An RCA COSMAC 1802 simulation for the Arduino mostly aimed at the KIM UNO hardware. Will work without it though.

ZX81 emulation running on ESP8266

Source code for my retro video game, Toorum's Quest II running on The Box, Arduino based video game console.