# Programmer: Aula
from machine import Pin, PWM, ADC
from time import sleep
# creating PWM and ADC objects
adc = machine.ADC(28)
pwm0 = PWM(Pin(0)) 
Led = PWM(Pin(2))      
IN1 = Pin(1, Pin.OUT)
# setting frequency of PWM output
pwm0.freq(50)   
Led.freq(50)  
# continuously control the brightness of the LED using the potentiometer
while True:
    # reading analog values from the potentiometer
    digital_value = adc.read_u16() 
    pwm0.duty_u16(digital_value)      # set duty cycle, range 0-65535
    IN1.low() 
    # writing analog values to the LED 
    Led.duty_u16(digital_value)
    print(digital_value)
    sleep(1)