import machine
from utime import sleep

class ControladorPWM:
    def __init__(self, pin, freq):
        self.pin = pin
        self.pwm = machine.PWM(pin)
        self.pwm.freq(freq)

    def set_duty(self, duty):
        self.pwm.duty_u16(duty)

class Potenciometro:
    def __init__(self, pin):
        self.pin = pin
        self.adc = machine.ADC(pin)

    def leer(self):
        return self.adc.read_u16()

def main():
   
    pwm = ControladorPWM(1, 50)
    potenciometro = Potenciometro(28)

    while True:
        valor_pot = potenciometro.leer()
        valor_pwm = valor_pot * 0.10681 + 1000
        valor_pwm = round(valor_pwm)
        pwm.set_duty(valor_pwm)
        sleep(0.05)

if __name__ == "__main__":
    main()