text: import serial
  
  
  SERIAL_SETTINGS_V2_2 = {
      'baudrate': 9600,
      'bytesize': serial.SEVENBITS,
      'parity': serial.PARITY_EVEN,
      'stopbits': serial.STOPBITS_ONE,
      'xonxoff': 0,
      'rtscts': 0,
      'timeout': 20
  }
  
  SERIAL_SETTINGS_V4 = {
      'baudrate': 115200,
      'bytesize': serial.SEVENBITS,
      'parity': serial.PARITY_EVEN,
      'stopbits': serial.STOPBITS_ONE,
      'xonxoff': 0,
      'rtscts': 0,
      'timeout': 20
  }
  