code: async def send_command(self, command):
          
          _LOGGER.debug("Sending command to projector %s", command)
          if self.__checkLock():
              return False
          self.__setLock(command)
          response = await self.send_request(
              timeout=self.__get_timeout(command),
              params=EPSON_KEY_COMMANDS[command],
              type='directsend',
              command=command)
          return response
docs: Send command to Epson.