import { Board, Piezo } from "johnny-five"; const board = new Board({ port: '/dev/ttyUSB0', repl: false }); board.on('ready', () => { const piezo = new Piezo(11); let ins = 0; board.loop(500, async () => { piezo.play({ song: "C4", beats: 1/2, tempo: 100 }) await new Promise(resolve => setTimeout(resolve, 100)); piezo.note("C4", 100); await new Promise(resolve => setTimeout(resolve, 100)); piezo.tone(262 * 7.3, 100); }) })