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DDS function generator build around STM32 BluePill board

Open sourced hardware synthesizers (with eight knobs and MIDI support) based on Mozzi sound synthesis library

This one is a full open design (electronics, pcb and firmware) of a PS/2 Keyboard adapter with USB console for use in MSX and other legacy computers - 15x8 matrix(BCD input - 8 bits "Low active" output).

A custom-built CHIP-8 hand-held gaming console powered by a STM32 microcontroller.