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  2. The ZX Spectrum Ula- How To Design A Microcomputer -ZX Design Retro Computer-
  3. The ZX Spectrum Ula- How To Design A Microcomputer -ZX Design Retro Computer-

The Zx Spectrum Ula- How To Design A Microcomputer -zx Design Retro Computer- 'link' Jun 2026

I/O Controller

Address/Bus Interface

Studying the ZX Spectrum ULA isn't just for collectors; it's a lesson in . In an era of multi-gigabyte apps, the Spectrum reminds us what is possible with just 48KB of RAM and a cleverly designed custom chip. Whether you are a hardware enthusiast or a coder, the "ZX Design" philosophy—doing more with less—remains a foundational principle of great engineering.