# 7-Segmente-Anzeige - Teil 4

import time
from machine import Pin
print("Hello, ESP32!")

#  Segment:     A   B   C   D   E   F   G  DP
#    Index:     0   1   2   3   4   5   6   7
segment_pin = [23, 22,  4,  5, 18, 21, 19,  2]
#
digit_pin = [12,13]

segment = []
for i in range(len(segment_pin)):
    segment.append(Pin(segment_pin[i], Pin.OUT))

digit = []
for i in range(len(digit_pin)):
    digit.append(Pin(digit_pin[i], Pin.OUT))
    digit[i].off()
#              0             1           2
ziffer = [ 0b11111100,  0b01100000, 0b11011010 ]

def zeige_ziffer(nr, stelle):
    maske=0b10000000
    for i in range(8):
        if ziffer[nr]&maske != 0:
            segment[i].off()
        else:
            segment[i].on()
        maske=maske>>1
    digit[stelle].on()        
    time.sleep(0.05) 
    digit[stelle].off()

def zeige_zahl(zahl):
    zeige_ziffer(zahl%10, 0)
    zeige_ziffer(zahl//10, 1)

for i in range(len(ziffer)):
    zeige_ziffer(i,0)
    # print(ziffer[i])
    time.sleep(0.5)  


while True:
    zeige_zahl(12)