code: def core_name(self):
          
          buf_size = self.MAX_BUF_SIZE
          buf = (ctypes.c_char * buf_size)()
          self._dll.JLINKARM_Core2CoreName(self.core_cpu(), buf, buf_size)
          return ctypes.string_at(buf).decode()
docs: Returns the name of the target ARM core.
  
          Args:
            self (JLink): the ``JLink`` instance
  
          Returns:
            The target core's name.