docs: def get_response(self):
          """Generate the response block of this request.
          Careful: it only sets the fields which can be set from the request
          """
          res = IODControlRes()
          for field in ["ARUUID", "SessionKey", "AlarmSequenceNumber"]:
              res.setfieldval(field, self.getfieldval(field))
  
          res.block_type = self.block_type + 0x8000
          return res