public void Request(List <DC_WRITE_DATA> datas) { DC_WRITE_DATA wData = null; foreach (var data in datas) { if (data.DATA_CONFIG_ID == Config.ID) { wData = data; break; } } if (wData != null) { Operator.Write(Config, wData.VALUE); //写入plc dC_Service.UpdateWriteDataFlag(wData.ID); //更新标志 } }