import serial
import time
# configure the serial connections 
ser = serial.Serial()
ser.baudrate = 115200
ser.port = 'COM8'
ser.open()
#
print(ser.name)             # check which port was really used
print(ser.is_open)
#
while True:
    x = b'\x90\xeb\x03\x02\x06\x00\x10\x32\x54\x76\xff\x02' #setup three registers
    ser.write(x)
    time.sleep(0.5)
    x = b'\x90\xeb\x01\x02\x08\x00\xff\x12'  #enable two digits
    ser.write(x)
    time.sleep(0.5)
    x = b'\x90\xeb\x01\x02\x08\x00\xff\x22'  #enable three digits
    ser.write(x)
    time.sleep(0.5)
    x = b'\x90\xeb\x01\x02\x08\x00\xff\x32'  #enable four digits
    ser.write(x)
    time.sleep(0.5)
    
#
    x = b'\x90\xeb\x01\x02\x08\x00\x00\x32'  #clear decimal points
    ser.write(x)
#
    for y in range(16):
        z = (y + (y<<4)).to_bytes(1,byteorder='big')
        x = b'\x90\xeb\x01\x02\x06\x00'
        x = x + z + z
        ser.write(x)
        time.sleep(0.5)
#
ser.close()