# PMW BUZZER

# importados modulos 
from machine import Pin, PWM
import time 

# Creacion del objeto 

busser = PWM(Pin(2), freq =440, duty =512)

def sonido (freq,sleep): 
    busser.freq(freq)
    busser.duty(512)
    time.sleep(sleep)

while True: 
    sonido(440, 0.6)
    sonido (900, 0.6)