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))
seg7a=(Pin(0,Pin.OUT),Pin(1,Pin.OUT),
      Pin(2,Pin.OUT),Pin(3,Pin.OUT),
      Pin(4,Pin.OUT),Pin(5,Pin.OUT),
      Pin(6,Pin.OUT))
seg7b=(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))
pattern=((1,1,1,1,1,1,0),(0,1,1,0,0,0,0),
         (1,1,0,1,1,0,1),(1,1,1,1,0,0,1),
         (0,1,1,0,0,1,1),(1,0,1,1,0,1,1),
         (1,0,1,1,1,1,1),(1,1,1,0,0,0,0),
         (1,1,1,1,1,1,1),(1,1,1,1,0,1,1))       

def display7(value):
    a=value%10
    b=int(value/10)
    for j in range(7):
        seg7a[j].value(not(pattern[a][j]))
    for j in range(7):
        seg7b[j].value((pattern[b][j]))

while 1:
    val=int(pot.read_u16()*99/65535)
    display7(val)
    time.sleep(0.5)