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Hardware - Dual i8255 Port Card
Name:Dual i8255 Port Card
Category:Cartridge
Introduced:Unknown
Manufactured byMCG


First i8255 PPI chip is accessible at $fe00-$fe03 and second is at $fe04-$fe07. All of these addresses are repeated from $fe00-$fe7f.


I8255.zip - a ZIP file containing AutoCAD files and a component list.


Pinouts for i8255 PPI chip and expansion port
Pinouts for i8255 PPI chip and expansion port


PCB layout for the interface card
PCB layout for the interface card
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Schematics for the interface card
Schematics for the interface card
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