from machine import Pin,PWM,ADC
import time
# x=int(input("请输入一个介于 0 到 1023 之间的值"))
pot_r=ADC(Pin(27))
pot_g=ADC(Pin(25))
pot_b=ADC(Pin(26))
led_r=PWM(Pin(4),freq=900,duty=0)
led_g=PWM(Pin(0),freq=900,duty=0)
led_b=PWM(Pin(2),freq=900,duty=0)

running = True
while running:
  led_r.duty(int(pot_r.read()/4))
  led_g.duty(int(pot_g.read()/4))
  led_b.duty(int(pot_b.read()/4))