Difference between revisions of "How to access the PSG via PPI"

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Programmable Sound Generator
 
Programmable Sound Generator
The CPC uses the AY-3-8912 PSG
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The CPC uses the AY-3-8912 PSG. This chip features 3 square-waves channels, a noise generator and an enveloppe generator often used at high frequencies to make different sounds.
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The same chip is used in the ZX Spectrum, the Atari ST, and some others.

Revision as of 03:01, 11 August 2006

Programmable Sound Generator

The CPC uses the AY-3-8912 PSG. This chip features 3 square-waves channels, a noise generator and an enveloppe generator often used at high frequencies to make different sounds.

The same chip is used in the ZX Spectrum, the Atari ST, and some others.