All of the code and experiments for the XPL-32 Homebrew 6502 Laptop. Licensed under GNU GPL V3.

A homebrew Sega SG-1000, with an eye towards SC-3000 compatibility

R.T. Russell's BBC BASIC for Z80, with additional features by J.B. Langston

A Z80-based homebrew computer withTMS9918, AY-3-8910, Z80 CTC, Z80 PIO, and Z80 SIO

Platform game for MSX 1 with pixel fine scroll (maybe 8 directions), parallax background, 2 color player and enemies (3 per line), and more

Several small Assembly Language programs written to test various concepts.

Functions to work with the TMS9918A