MIDI Specs （MIDI Manufactures Association 内各種仕様書一覧） https://www.midi.org/specifications sección de especificaciones https://www.midi.org/specifications https://www.midi.org/specifications https://www.midi.org/specifications https://www.midi.org/specifications https://www.midi.org/specifications MIDI-specificaties https://www.midi.org/specifications https://www.midi.org/specifications