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Reverse engineering the Rockwell A4821 processor driving the Unisonic 21 calculator/game
KiCad Layout
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.gitattributes 🍭 Added .gitattributes & .gitignore files Jan 28, 2017
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PPS-4_Data_Sheet_1974.pdf
Unisonic21-cache.lib Adds clock phase generator schematics and PDFs, adds generic gates to… Jan 30, 2017
Unisonic21.kicad_pcb initial commit Jan 28, 2017
Unisonic21.pro Adds clock phase generator schematics and PDFs, adds generic gates to… Jan 30, 2017
Unisonic21.sch Adds clock phase generator schematics and PDFs, adds generic gates to… Jan 30, 2017
a_amp.sch Adds clock phase generator schematics and PDFs, adds generic gates to… Jan 30, 2017
b_xor_c_amp.sch Adds clock phase generator schematics and PDFs, adds generic gates to… Jan 30, 2017
bootstrap inverter.sch Adds clock phase generator schematics and PDFs, adds generic gates to… Jan 30, 2017
clock-phase-generator-section-logical.pdf Adds clock phase generator schematics and PDFs, adds generic gates to… Jan 30, 2017
clock-phase-generator-section.pdf Adds clock phase generator schematics and PDFs, adds generic gates to… Jan 30, 2017
clockgen-logic.sch Adds clock phase generator schematics and PDFs, adds generic gates to… Jan 30, 2017
clockgen.sch Adds clock phase generator schematics and PDFs, adds generic gates to… Jan 30, 2017
mos.dcm Adds clock phase generator schematics and PDFs, adds generic gates to… Jan 30, 2017
mos.lib Adds clock phase generator schematics and PDFs, adds generic gates to… Jan 30, 2017
oscillator-section.pdf initial commit Jan 28, 2017
oscillator.sch Adds clock phase generator schematics and PDFs, adds generic gates to… Jan 30, 2017
strobe.sch Adds clock phase generator schematics and PDFs, adds generic gates to… Jan 30, 2017
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