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8255 PIO 5V card

A project log for Going 8-bit in style: the PIC18 computer

My attempt to create a fully expandable 8-bit system built around a modern architecture

KnivDKnivD 07/21/2019 at 10:460 Comments

For support of all those retro interfaces at 5V here is a card based on the popular 8255 controller. Since this is a 5V card, it will require the 3V-5V voltage translator.

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