#zxdesk

1 story

#48k ram #desktop environment #esxdos #frame discipline #interrupt handling #kempston mouse #memory map #spectrum 48k #z order windows #z80 assembly #zx spectrum

ZX Desk: A 48K Spectrum Desktop in Z80 Assembly
A functional desktop environment for the 1982 ZX Spectrum 48K built entirely in Z80 assembly, running in under 69,888 T states per frame.
GitHub · 2m