Main components

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Part NumberDescription
LD1117S33TR_SOT223
LM311Voltage Comparator, DIP-8/SOIC-8
4N25
LOGO
LMH6643
MAX4392
4053
LM1881
ESP32-S3-WROOM
74HC244

vm129 cpu schematic

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vm129 cpu board layout

vm129 cpu PCB render

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Bottom PCB