Video description:

By taking an Arduino microcontroller and adding two RC filters the cpu can control the LittleBits Korg Synth ( components. Add a PS/2 compatible mouse and you have a fun instrument. More at….

Sound demos start at

The mouse with its two axis of control and three buttons allows for a fun interface. This version is the first that has the note bending feature. I will be adding an opto isolator so the controller can read MIDI data. This will allow me to play the LittleBits Synth kit using MIDI.

At the moment I have not trimmed the CV scaling to give correct note spacing but it is close enough for this demo.

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