Nablaman
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Zusie Flipdisc Addressing
nablaman
978 views
I have finally fixed the addressing of the flipdisc display. Now it occupies a continuous range of addresses from 1 to 14 counting from a configurable base address.
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Grimeton Radio Station - My Alexanderson Day visit on July 3 2011
nablaman
2,782 views
My visit to the unique Grimeton SAQ transatlantic radio station in Grimeton, Varberg, Sweden.
This World Heritage radio station was built in 1924, in the pre-electronics...
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Zusie Online Simulator
nablaman
607 views
I have written a simulator for Zusie. It is written in HTML/JavaScript and is available online, and it exactly simulates the machine down to the microcode level.
It featur...
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Zusie mounted in cabinet
nablaman
13,000 views
This video displays Zusie the Relay Computer with all boards as well as the control panel mounted in its wodden cabinet. It also shows the machine from many angles while it...
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Zusie FlipDisc display - Almost finished!
nablaman
2,230 views
This video shows Zusie's flipdisc display, which will be used to visualize a region of Zusie's memory. It will sit on Zusie's address and data buses, and show with tiny bla...
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FlipDisc display - First test
nablaman
11,520 views
As a peripheral project to Zusie, this is a display that will be used to show the contents of part of its memory area. It's a display constructed from flipdiscs (the same t...
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Zusie the Relay Computer - Stack test at Extreme Speed
nablaman
13,516 views
This video shows the same program as the Stack Test video, but after some trimming of the oscillator and timing circuits, I really max out the speed of the machine. This re...
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Zusie the Relay Computer - Stack test
nablaman
2,282 views
A test execution of the stack functionalities of Zusie (PUSH and POP of values).
The movie is annotated to help you understand what's happening.
Zusie has a 12-bit stack po...
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Zusie runs an assembly program
nablaman
30,584 views
Zusie has progressed beyond the point of microprograms - it's now possible to write simple programs in assembly language, run them through a homebrew assember and upload th...
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Zusie the Relay Computer - First Microprogram
nablaman
10,591 views
Zusie runs her first microprogram! A short program is entered into the micro-control store and runs repeatedly (the last instruction is a reset instruction that resets the ...
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