from machine import pin,PWM
import time 

buzzar = PWM(pin(15))


c= 262
D = 294
E = 330
F = 349
G = 392
A = 440

melody = [
    C, C, G, G, A, A, G,
    F, F, E, E, D, D, C,
    G, G, F, F, E, E, D,
    G, G, F, F, E, E, D,
    C, C, G, G, A, A, G,
    F, F, E, E, D, D, C
]

durations = [
    0.4,0.4,0.4,0.4,0.4,0.4,0.8,
    0.4,0.4,0.4,0.4,0.4,0.4,0.8,
    0.4,0.4,0.4,0.4,0.4,0.4,0.8,
    0.4,0.4,0.4,0.4,0.4,0.4,0.8,
    0.4,0.4,0.4,0.4,0.4,0.4,0.8,
    0.4,0.4,0.4,0.4,0.4,0.4,1.0
]

for i in range (len(melody)): 
buzzer.freq(melody[i])
buzzer.duty_u16(3000)
time.sleep(durations[i])
buzzer.duty_u16(0)
time.sleep(0.05)

buzzer.definit()