import time
from machine import Pin, ADC, PWM
time.sleep(0.1) # Wait for USB to become ready

p0 = Pin(0, Pin.IN, Pin.PULL_DOWN)
p1 = Pin(1, Pin.IN, Pin.PULL_UP)
p2 = Pin(2, Pin.OUT)
frequency = 10000
led_pwm = PWM(Pin(4))
led_pwm.freq (frequency)

while True:
    print("p0=", p0.value())
    print("P1=", p1.value())
    print("p2 =", p2.value())

    p2.value(p0.value())
    slider = ADC(Pin(27, mode=Pin.IN))
    print("Slider =", slider.read_u16())
    led_pwm.duty_u16(slider.read_u16())
    print("LED =", led_pwm.duty_u16())



    time.sleep(.5)