from machine import Pin, ADC
from time import sleep


led_pins = [0, 1, 2, 3, 4, 5, 6]
leds = [Pin(pin, Pin.OUT) for pin in led_pins]

button = Pin(15, Pin.IN, Pin.PULL_DOWN)

pot = ADC(26)  

dice_faces = [
    [0,0,0,1,0,0,0],  
    [0,1,0,0,0,1,0],  
    [0,1,0,1,0,1,0],  
    [1,0,1,0,1,0,1],  
    [1,0,1,1,1,0,1],  
    [1,1,1,0,1,1,1]   
]

def show_number(n):
    pattern = dice_faces[n-1]
    for i in range(7):
        leds[i].value(pattern[i])

def clear_leds():
    for led in leds:
        led.value(0)

def get_delay():
    raw = pot.read_u16()
    delay = 100 + (raw / 65535) * 900
    return delay / 1000  

while True:
    if button.value() == 1:
        i = 6
        while button.value() == 1:
            show_number(i)
            sleep(get_delay())
            i -= 1
            if i < 1:
                i = 6
        clear_leds()
    else:
        clear_leds()