import time
time.sleep(0.1) # Wait for USB to become ready

print("Hello, Pi Pico!")

from machine import Pin,PWM,ADC

led=( PWM(Pin(11),freq=2000),PWM(Pin(10),freq=2000),
      PWM(Pin(9),freq=2000))
pot=( ADC(Pin(26)),ADC(Pin(27)),ADC(Pin(28)))
val=[0,0,0] #declare variable 3 index
while 1:
    for i in range(3):
        val[i]=pot[i].read_u16()*255/65535.0
    print(val)
    for i in range(3):
        led[i].duty_u16(int(val[i]/255*65535))
    time.sleep(0.3)