First, upload the sketch /arduino_sketches/others/vra8-n-mono_7/DigitalSynthVRA8N/DigitalSynthVRA8N.ino
Then, load the following kernel module :
Download hairless-midi, launch it and setup the appropriate connections :
Launch Chrome or Chromium and load /arduino_sketches/others/vra8-n-mono_7/vra8-n-ctrl.html and setup the appropriate connection :
You should get some sound coming out of the Garvuino when some notes are pressed on the synth webpage.
On my side, as I’m using Garvuino 1.09, the D6 pin is kind of broken so I had to extract the Arduino Nano from the socket and setup a direct connection between D6 and AY>L right pin.
Here is a small example with some presets :