text: const {Board, Proximity} = require("../lib/johnny-five.js");
  const board = new Board();
  
  board.on("ready", () => {
    const proximity = new Proximity({
      controller: "HCSR04I2CBACKPACK",
      freq: 100,
    });
  
    proximity.on("change", () => {
      const {centimeters, inches} = proximity;
      console.log("Proximity: ");
      console.log("  cm  : ", centimeters);
      console.log("  in  : ", inches);
      console.log("-----------------");
    });
  });
  