CASM is the brain of a Yamaha style. It tells the keyboard which notes to play when you press a C Major chord versus a C minor seventh.
Before discussing the "Full" version, let’s clarify the software itself. StyleMagic YA is a Windows-based editor and creator that allows you to build Yamaha Style Files (.sty, .prs, .pst) from scratch. Unlike cumbersome onboard step-recording, StyleMagic YA uses a classic piano roll interface similar to DAWs like Cubase or FL Studio. StyleMagic YA Full
It allows you to manipulate the complex MIDI rules that govern Yamaha styles: CASM (Chord Assist System), NTT (Note Transposition Table), and the intricate section structure (Intro, Main A/B/C/D, Break, Ending). CASM is the brain of a Yamaha style
Despite its power, StyleMagic YA Full exhibits three technical drawbacks: NTT (Note Transposition Table)