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ZX Spectrum +2A/2B, +3/3B: Difference between revisions

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==Timings and Contention==
==Timings and Contention==
The contention and ram timings on the +3 and Black +2 differ significantly from earlier models due to the redesigned [[The Spectrum ULA|gate array]]. Timing patterns and memory contention are described in detail in the [[Contended_memory#.2B2A_.2F_.2B3|contended memory]] article.
The contention and ram timings on the +3 and Black +2 differ significantly from earlier models due to the redesigned [[The Amstrad ASIC|gate array]]. Timing patterns and memory contention are described in detail in the [[Contended_memory#.2B2A_.2F_.2B3|contended memory]] article.