Only lets a MIDI controller pass through if its channel and controller number match.
Controller — An event into this port is blocked unless the port’s value matches the specified channel and controller number.
Channel — Which channel to accept.
Controller Number — Which controller number to accept.
See also the Filter and Smooth Controller node, for a convenient way to scale and smooth MIDI controller values.
Keywords: CC, custom controller, effect, instrument, music, sequencer, synthesizer