Midi music eight step sequencer demo for Adafruit Trellis keypad. Driven by Arduino Uno. Button data sent to Midi Shield. Midi data sent to Yamaha Midi sound module.

Top six rows used for entering note data. Up to 6 notes (pentatonic scale) per step. Bottom row enables random octave shifting for given step. Second row buttons enable echo from three notes back from current step.

свернуть