Sound & Vision with ZX Spectrum Assembly

I unearthed a set of ZX Spectrum machine code books from my parent’s loft and decided to attempt to create something loud and colourful:

My loud and colourful #ZXSpectrum creation written in Z80 #assemblycode. It is what it is. No more, no less. Code: https://t.co/XqoUGzoyWW pic.twitter.com/GBVOUdiRFy

— Robert Hargreaves (@robertharg) January 7, 2017

Here’s the code repository containing all my experiments, with scripts automating the compilation and execution of code.