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August 28, 2017 - IO is finally talking to itself

A project log for The Cardboard Computer - IO is my name

My goal is a 4-bit CPU using recycled cardboard substrate and Diode Transistor Logic. This is an educational platform for me.

dr-cockroachDr. Cockroach 08/28/2017 at 10:443 Comments

A lot has been going on these past days. Check out the video at the top of the Details section. I have been able to tie in all of IO's current sections. The Sequencer, ALU, Accumulator, Program Counter, Mux, Dmux and Data Buss are all communicating with each other. Just taking the baby step of getting the PC to increment has been a huge learning event. The first PC circuit was just a set of flip flops that fed into each other. Now I have learned how to let IO calculate and update the PC. There is a lot of work to be done but I am learning to develop an idea on how to hard wire the Brainwarp instruction set.

Discussions

Starhawk wrote 08/28/2017 at 13:43 point

This seems apropos...

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Dr. Cockroach wrote 08/28/2017 at 15:10 point

:-D

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Morning.Star wrote 08/29/2017 at 02:04 point

Hahahah, classic XD

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