int pinBuzzer=32;

void setup() {
  // put your setup code here, to run once:
  Serial.begin(115200);
  Serial.println("Hello, ESP32!");
}

void loop() {
  // put your main code here, to run repeatedly:
  tone(pinBuzzer, 262, 1000);
  delay(2000);
  tone(pinBuzzer, 462, 1000);
  delay(2000);
}