- channel
long channel [@property getter]
long channel [@property setter]
- controllerNumber
long controllerNumber [@property getter]
long controllerNumber [@property setter]
- controllerValue
long controllerValue [@property getter]
long controllerValue [@property setter]
- instrument
long instrument [@property getter]
long instrument [@property setter]
- message
long message [@property getter]
long message [@property setter]
- pitch
long pitch [@property getter]
long pitch [@property setter]
- pressure
long pressure [@property getter]
long pressure [@property setter]
- velocity
long velocity [@property getter]
long velocity [@property setter]