# Import Library
from machine import Pin, PWM
import time
# Setup Variable
frequency = 1000
duty_cycle = 700
beep_length = 3 #Second
# Setup Pin
Buzzer_Pin = Pin(32,Pin.OUT)
# Play Buzzer with frequency and duty cycle
beeper = PWM(Buzzer_Pin, freq=frequency, duty=duty_cycle)
# Delay (length of the beep)
time.sleep(beep_length)
# Turn off buzzer
beeper.deinit()