ScoreRefresh.py

import RPi.GPIO as GPIO
import time
import sys

# Pin definitions
data = 17
clock = 27
strobe = 22   # PIN 15
enable = 18   # PIN 12 - always high to show data
# Suppress warnings
GPIO.setwarnings(False)

# Use "GPIO" pin numbering
GPIO.setmode(GPIO.BCM)

# Set LED pin as output
GPIO.setup(data, GPIO.OUT)
GPIO.setup(clock, GPIO.OUT)
GPIO.setup(strobe, GPIO.OUT)
GPIO.setup(enable, GPIO.OUT)


def binaryData(idx):
    
     switcher2 = {
            '-':'00000000',
            '0':'00000000',
            '1':'10000000',
            '2':'01000000',
            '3':'00100000',
            '4':'00010000',
            '5':'00001000',
            '6':'00000100',
            '7':'00000010',
            '8':'00000001',
            '9':'00000000'
            }
     switcher = {
            '-':'00000000',
            '0':'01111111',
            '1':'00010001',
            '2':'10111110',
            '3':'10111011',
            '4':'11011001',
            '5':'11101011',
            '6':'11101111',
            '7':'00110001',
            '8':'11111111',
            '9':'11111011'
         }
    
         
     return switcher.get(idx,"Not Found")
    
scoreStr= sys.argv[1]   
#scoreStr='-0123456789-012345678951'
#scoreStr = '-2-44-3-17-1--3--0-3-24'
print(scoreStr)
#scoreStr='55'
#nBits =0
GPIO.output(enable, GPIO.HIGH)
#print(binary)
for iNum in range(len(scoreStr)):
    binary=binaryData(scoreStr[iNum])
    for iBit in range(len(binary)):
        bitVal = binary[iBit]
      #  nBits = nBits + 1
        if bitVal == '1':
            GPIO.output(data, GPIO.HIGH)  # Turn LED off
            GPIO.output(clock, GPIO.HIGH) # Turn LED on
            GPIO.output(clock, GPIO.LOW)  # Turn LED off
            GPIO.output(data, GPIO.LOW)  # Turn LED off
        else:
            GPIO.output(data, GPIO.LOW)  # Turn LED off
            GPIO.output(clock, GPIO.HIGH) # Turn LED on
            GPIO.output(clock, GPIO.LOW)  # Turn LED off
            GPIO.output(data, GPIO.LOW)  # Turn LED off

GPIO.output(strobe, GPIO.HIGH)
GPIO.output(strobe, GPIO.LOW)
print("DONE")