from machine import ADC,Pin
from time import sleep

pot=ADC(Pin(28))

        #abcdefgh
seg7=[Pin(12, Pin.OUT),Pin(13, Pin.OUT),Pin(15, Pin.OUT),
      Pin(14, Pin.OUT),Pin(2, Pin.OUT),Pin(3, Pin.OUT),
      Pin(8, Pin.OUT),Pin(7, Pin.OUT)]
                #0                   #1                  #2                #3
seg7pattern=[[0,0,0,0,0,0,1,1],[1,0,0,1,1,1,1,1],[0,0,1,0,0,1,0,1],[0,0,0,0,1,1,0,1],
                #4                   #5
             [1,0,0,1,1,0,0,1],[0,1,0,0,1,0,0,1],[0,1,0,0,0,0,0,1],[0,0,0,1,1,1,1,1],
                #8                   #9
             [0,0,0,0,0,0,0,1],[0,0,0,0,1,0,0,1]]

def display(number): #define function display
   for a in range(8):
      seg7[a].value(not(seg7pattern[number][a]))

while 1:
 adcread=pot.read_u16()
 volt=adcread*3.3/65535
 delay=0.1 + adcread*1.9/65535
 print(adcread,delay)

 for i in range (2,10,1):
      display(i)
      sleep(0.5)