NOTES about user programming:
- all programming is done by dedicated SysEx messages, format described in documentation
- programmable features are permanently memorized in non-volatile memory
- an convenient MS-Windows-based application hwce2prg for programming is free downloadable (for boards made before 10.2017)
- UpSet and UpSetEx programming utilies for Windows (for boards made since 10.2017, using new programming protocol), free