Create an object of the audio plugin example audiopluginexample.Echo.

echoPlugin = audiopluginexample.Echo;

Get the MIDI connections of echoPlugin and verify that it has no MIDI connections.

myMIDIConnections = getMIDIConnections(echoPlugin);
isempty(myMIDIConnections)

ans =

     1

Add MIDI connections using configureMIDI.

configureMIDI(echoPlugin,'Delay1');

Get the MIDI connections of echoPlugin using getMIDIConnections. The MIDI connections you configured are saved as a structure. View details of the MIDI connections using dot notation.

myMIDIConnections = getMIDIConnections(echoPlugin);
myMIDIConnections.Delay1

ans = 

            Law: 'lin'
            Min: 0
            Max: 1
    MIDIControl: 'any control on 'BCF2000''

Use disconnectMIDI to remove MIDI connections between your echoPlugin object and your MIDI device.

disconnectMIDI(echoPlugin);

Get MIDI connections of echoPlugin and verify that you have successfully disconnected MIDI controls from your plugin.

myMIDIConnections = getMIDIConnections(echoPlugin);
isempty(myMIDIConnections)

ans =

     1