Thank you for the information but the Velocity parameter is useless to me because the organ plays continuous sounds, which must be modulated by a change in volume (CC 7 for example).

Thanks to wcreed51 and kvapka. The idea of a separate hidden staff is a good tip if writing rules are too complicated for me. But I'll try and I began to read the documentation about it. By the way, is there a free XML editor easy to use that you suggest? Another question is how to introduce a simpl...

Hello All, I just bought Notion last Sunday and need help for the following point. I am a composer of classical music for organ. Usually, after composing on paper I transcribe my music step by step for a clear notation, and then I put on my score all controllers for playback on my Midi organ. I see ...