The original Casio VL-1 Song Book (released in 1981) was a 64-page guide designed to help users master the world’s first mass-produced digital synthesizer. It features "Rhythm and Melody Numbers" that allow you to program songs into the internal sequencer. 📂 Digital Archive & Downloads
: The scores are tailored for the One Key Play function. Users can store the note sequence of a song (e.g., from the songbook) into the 100-note memory and then tap a single button to trigger each note in the correct rhythm. casio vltone songbook pdf