#zx spectrum

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

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.
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