p5(sketch => {
let mic;
sketch.setup = function() {
mic = new p5Sketch.AudioIn();
mic.start();
};
sketch.draw = function() {
sketch.background(200);
let micLevel = mic.getLevel();
let diameter = sketch.map(micLevel, 0, 1, 5, 1000);
sketch.circle(sketch.width / 2, sketch.height / 2, diameter);
};
})