Making Bubbles, Chasing Bubbles, Reading Bubbles. Yea, this is fun.

A project log for Magnetic Bubble Memory Makes a Comeback

An Old Attraction to Magnetic Bubble Memory leads to a 1Mbit Board for the SBC-85, 8085 based single board computer

craigCraig 04/18/2020 at 02:040 Comments

With everything seemingly working, confidence is at an all time high in the hardware and software and the possibility of successfully completing this project.   After about four decades of wanting to build the 1 megabit bubble card for the SBC-85 system, it feels pretty darn good to see this on my bench and to read and write bubbles.

No rest for the wicked, so it is now time to return to the board layout so they can be on order while polishing the software.  There were a few things that I have found wrong or I don't like on the PCB that I want to change: 

I am pretty, pretty pleased.