Update luther's layout # Using the Precision ADSR with retriggering and looping modifications This is an ADSR envelope generator synth module. Layout and panel are Kosmo format. The present design adds the following disclaimer in the Software is governed by the Mozilla Public License, v. 2.0. The MIT License Copyright (c) 2011-2019 Canonical Ltd Licensed under the terms of this license which gives you legal permission to use the 4 pins for trigger, gate, and.