Sinclair Spectrum

Documentation for the Sinclair Spectrum

Sinclair Spectrum OS & Memory

The Sinclair Spectrum Operating System & Memory Map

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Machine Code Examples

Machine code examples for the Sinclair ZX Spectrum

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File Formats

Details and specifications for various file formats used by Spectrum Emulators

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Z80 Assembly

The Z80 assembly language as used on the ZX Spectrum, Amstrad CPC and others.

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