How the Z80 Kept Memory From Forgetting
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YouTubeDr. Roger Billings
How the Z80 Kept Memory From Forgetting
Dynamic RAM loses its data every few milliseconds… so Federico Faggin designed the Zilog Z80 microprocessor with an automatic refresh cycle to keep memory alive. Roger Billings explains how the Z80 handled DRAM refresh and why this design was so important for early computers. The Z80 powered many classic systems and used clever hardware to ...
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