from machine import Pin,PWM
import time

from rtttl import RTTTL
import songs

PWM_PIN=14
speaker_pin=Pin(PWM_PIN)
speaker = PWM(speaker_pin)

def play_tone(freq, msec):
#    print('freq = {:6.1f} msec = {:6.1f}'.format(freq, msec))
    print("Freq: %6.1f, duration: %6.1f"%(freq,msec))
    if freq > 0:
        speaker.freq(int(freq))     # Set frequency
        speaker.duty(512)           # 50% duty cycle
	time.sleep(msec*0.001)  # Play for a number of msec
    speaker.duty(0)                 # Stop playing
    time.sleep(0.05)            # Delay 50 ms between notes

tune = RTTTL(songs.find('Entertainer'))

for freq, msec in tune.notes():
    play_tone(freq, msec)