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

# led = Pin(16, Pin.OUT)
# button = Pin(15, Pin.IN, Pin.PULL_DOWN)
# while True:
#     # print(button.value())
#     if button.value() == 1:
#         # start = time.tick_ms()
#         # print(start)
#         led.value(1)
#     else:
#         led.value(0)
#         # end = time.tick_ms()
#         # delta = end-start
#         # print(f"Time difference: {delta}s")
#     time.sleep(.1)

# pot_pin = ADC(Pin(26))
# conversion_factor = 3.3/65535
# while True:
#     pot_voltage = pot_pin.read_u16()*conversion_factor
#     print(pot_voltage)
#     time.sleep(0.1)

# Control the brightness of the LED
pot_pin = ADC(Pin(26))
pwm_pin = PWM(Pin(16))
pwm_pin.freq(1000)
while True:
    pot_value = pot_pin.read_u16()
    pwm_pin.duty_u16(pot_value)
    print(pot_value)
    time.sleep(0.1)