from machine import Pin
import utime
import math

# Configuracion de los pines GPIO
# el orden corresponde D0=2, D1=3 ...D6=9 y D7=10
pines = [2, 3, 4, 5, 6, 7, 8, 9, 10]

def GPIO_SALP(valor, listagpio):
    pines_gpio = [Pin(pin, Pin.OUT) for pin in listagpio]
    ii = 1
    saltxt = ""
    for i in range(8):
        if valor & ii:
            pines_gpio[i].value(1)
            saltxt = saltxt + "1"
        else:
            pines_gpio[i].value(0)
            saltxt = saltxt + "0"
        ii = ii << 1
    return saltxt

def SerieFourier_1(nmax):
    xmin = 0.0
    xmax = 59.0
    fx = 0.0
    delta = 0.5
    sum_val = 0.0
    T = 60
    x = xmin
    while x <= xmax:
        sum_val = 0
        a0 = 0.0
        w0 = 2 * math.pi / T
        for n in range(1, nmax, 1):
            an = 0.0
            bn = (2 / (math.pi * n)) * (1 - math.pow(-1, n))
            sum_val += (an * math.cos(n * w0 * x) + bn * math.sin(n * w0 * x))
        fx = a0 / 2 + sum_val
        print(fx + 2)
        GPIO_SALP(int(fx + 2), pines)
        x += delta

# Bucle principal del contador
contador = 0
while True:
    for narmonicos in range(1, 100, 1):
        SerieFourier_1(narmonicos)