My attempt at reverse engineering an old VFD I found.
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This is my attempt at partially reverse enginneering an old 40 char VFD I found. It has five cables, runs on 5V and generates any HV on-board. It contains a Z80CPUB1 by SGS (ST). Not yet in the schematics is an EPROM chip and some passive components. This is also the first time I use KiCad.