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

# Initialize potentiometer on ADC0 (GP26)
pot = ADC(26)

led = PWM(Pin(12))
led.freq(1000)  

while True:
    pot_value = pot.read_u16()  # Read potentiometer (0–65535)
    led.duty_u16(pot_value)     # Set LED brightness
    sleep(0.01)   
    print(pot_value)