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ZX Spectrum ULA: Difference between revisions
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The '''ULA''' (Uncommitted Logic Array) is a chip which controls most of the interfaces between the Z80 CPU and peripheral functions. | The '''ULA''' (Uncommitted Logic Array) is a chip which controls most of the interfaces between the Z80 CPU and peripheral functions. | ||
The [[ZX Spectrum | The [[ZX Spectrum 16K/48K]] ULA went through [[#ULA versions|multiple revisions]] and is either a 5C or 6C series Ferranti ULA. | ||
On a [[ZX Spectrum+ 128K]], or [[ZX Spectrum +2]] the ULA is the Ferranti 7K010E (labelled Amstrad 40056 in +2) | On a [[ZX Spectrum+ 128K]], or [[ZX Spectrum +2]] the ULA is the Ferranti 7K010E (labelled Amstrad 40056 in +2) | ||
