The Zx Spectrum Ula- How To Design A Microcomputer -zx Design Retro Computer- !link! -

The ZX Spectrum ULA: How to Design a Microcomputer is a comprehensive technical book by , published by ZX Design Technology and Media . It serves as a deep-dive case study into the Sinclair ZX Spectrum's custom "heart"—the Ferranti Uncommitted Logic Array (ULA). Feature Overview