code: def cmd_param(self, args):
          '''control parameters'''
          self.check_new_target_system()
          sysid = self.get_sysid()
          self.pstate[sysid].handle_command(self.master, self.mpstate, argsf cmd_param(self, args):
          '''control parameters'''
          self.check_new_target_system()
          sysid = self.get_sysid()
          self.pstate[sysid].handle_command(self.master, self.mpstate, args)
docs: control parameters