MICHAEL GARDI
Published © CC BY-NC-SA

2:5 Scale KENBAK-1 Personal Computer Reproduction

Make a working reproduction of the venerable KENBAK-1 with a fully integrated development environment including an assembler and debugger.

IntermediateFull instructions provided10 hours22
2:5 Scale KENBAK-1 Personal Computer Reproduction

Things used in this project

Hardware components

Raspberry Pi 4 Model B
Raspberry Pi 4 Model B
×1
MCP23017 32 Channel I/O Expansion HAT
×1
3mm LEDs (8 white and 4 yellow)
×1
Toggle switches (KINYOOO SPDT Mini Toggle, On/On 3 Pins 2 Position - Amazon)
×1
Push Button Switches (Mini 7mm Momentary (Off-ON) Push Button - Amazon - 8 black and 7 white)
×1
Hook up wire. I used 22 AWG.
×1
Female headers with 2.54 mm spacing.
×1

Software apps and online services

Python 3

Story

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Custom parts and enclosures

KB25+Body+Bottom.stl

KB25+Body+Top.stl

KB25+Front+Panel.stl

KB25+Side+Clamp.stl

Code

Github file

https://github.com/kidmirage/KENBAK-2-5-Build-Files/releases/tag/V1.00

Credits

MICHAEL GARDI

MICHAEL GARDI

7 projects • 4 followers
Helping to preserve a small part of our non-digital past.

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