code: def save_code(self, title, addr, _bytes):
          
          self.standard_bytes_header(title, addr, len(_bytes))
          _bytes = [self.BLOCK_TYPE_DATA] + [(int(x) & 0xFF) for x in _bytes]  # & 0xFF truncates to bytes
          self.standard_block(_bytes)
docs: Saves the given bytes as code. If bytes are strings,
          its chars will be converted to bytes