Virtual Machine for SYMBOS

OldTower game sources for Vector06c

A powerful, innovative and intuitive EDA suite for everyone!

KiCAD library use Russian GOST symbols of components.

k155re3, k556re4 chip programmer

Library for the analysis of networks

ZX Spectrum Emulator - Virtual Machine

Official MINIX sources - Automatically replicated from gerrit.minix3.org

SE BASIC - A free BASIC interpreter written in Z80 assembly language

TS-Conf for Karabas Go

MDL (a Z80 assembler optimizer)

Karabas-128. ZX Spectrum 128k clone, based on CPLD Altera EPM7128STC100

ZXKM

MAME

Tiny IBM PC compatible machine with 386 CPU, integrated VGA and sound.

Tiny, fast, non-dependent and fully loaded printf implementation for embedded systems. Extensive test suite passing.

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

MSX Omega FlashROM Tool

The official technical reference of the MSX2 system, converted to convenient markdown files

MSX Floppy Disk Controller TDC-600 Clone

The next generation of motion control firmware

Including the SDK、HDK、Datasheet of RISC-V MCU CH32V307 and other relevant development materials

Old and restored documentation for Soviet ZX Spectrum "Quorum" and "Magic" computers

How to connect an USB Keyboard / Mouse to a embedded system with a CH9350 Chip

Misc projects for ARM family

Scorpion ZS-256 Turbo+. Russian ZX Spectrum clone. Schematics and PCB.