from machine import Pin, ADC, PWM
from time import sleep_ms

sleep_ms(1000)

pot = ADC(0)
led = PWM(3, freq=1000, duty_u16=0)

while True:
    pot_value = pot.read_u16()
    # min : 0
    # max : 65535
    led.duty_u16(pot_value)

    print(pot_value)
    sleep_ms(2000)