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

print("Hello, Pi Pico!")

from machine import Pin, ADC

pot = ADC(Pin(26))

leds =[
    Pin(6, Pin.OUT),
    Pin(7, Pin.OUT),
    Pin(8, Pin.OUT),
    Pin(9, Pin.OUT),
    Pin(10, Pin.OUT),
    Pin(11, Pin.OUT),
    Pin(12, Pin.OUT),
    Pin(13, Pin.OUT),
    Pin(14, Pin.OUT),
    Pin(15, Pin.OUT)
] 
    
while True:
    time.sleep(0.1)
    value = pot.read_u16()
    led_index = int(value / 45000 * 9)
    for i in range(10):
        if i < led_index: leds[i].on()
        else: leds[i].off()