from machine import Pin
from utime import sleep

# 7-segment display layout
#       A
#      ---
#  F |  G  | B
#      ---
#  E |     | C
#      ---
#       D

segments = [
    Pin(0, Pin.OUT),  # A
    Pin(1, Pin.OUT),  # B
    Pin(2, Pin.OUT),  # C
    Pin(3, Pin.OUT),  # D
    Pin(4, Pin.OUT),  # E
    Pin(5, Pin.OUT),  # F
    Pin(6, Pin.OUT),  # G
]

# Common anode 7-segment display digit patterns
digits_patterns = [
    [0, 0, 0, 0, 0, 0, 1], # 0
    [1, 0, 0, 1, 1, 1, 1], # 1
    [0, 0, 1, 0, 0, 1, 0], # 2 
    [0, 0, 0, 0, 1, 1, 0], # 3
    [1, 0, 0, 1, 1, 0, 0], # 4
    [0, 1, 0, 0, 1, 0, 0], # 5
    [0, 1, 0, 0, 0, 0, 0], # 6
    [0, 0, 0, 1, 1, 1, 1], # 7
    [0, 0, 0, 0, 0, 0, 0], # 8
    [0, 0, 0, 0, 1, 0, 0], # 9

]

def display_digit(digit):
    for i in range(7):
        segments[i].value(digits_patterns[digit][i])

try:
    while True:
        for i in range(10):
            display_digit(i)
            sleep(1)
except KeyboardInterrupt:
  for segment in segments:
    segment.value(0)