/// <summary>
        /// 设置波特率
        /// </summary>
        /// <returns></returns>
        public static List <SPParameterClass <int> > SetBaudRateValues()
        {
            try
            {
                List <SPParameterClass <int> > lst_sParameterClass = new List <SPParameterClass <int> >();
                foreach (SerialPortBaudRates rate in Enum.GetValues(typeof(SerialPortBaudRates)))
                {
                    SPParameterClass <int> i_sParameterClass = new SPParameterClass <int>();
                    i_sParameterClass.Name  = ((int)rate).ToString();
                    i_sParameterClass.Value = (int)rate;
                    lst_sParameterClass.Add(i_sParameterClass);
                }

                return(lst_sParameterClass);
            }
            catch (Exception)
            {
                throw;
            }
        }
        /// <summary>
        /// 获取当前可用PortName
        /// </summary>
        /// <returns></returns>
        public static List <SPParameterClass <string> > GetPortList()
        {
            try
            {
                List <SPParameterClass <string> > lst_sParameterClass = new List <SPParameterClass <string> >();
                foreach (string data in SerialPort.GetPortNames())
                {
                    SPParameterClass <string> i_sParameterClass = new SPParameterClass <string>();
                    i_sParameterClass.Name  = data;
                    i_sParameterClass.Value = data;
                    lst_sParameterClass.Add(i_sParameterClass);
                }

                return(lst_sParameterClass);
            }
            catch (Exception)
            {
                throw;
            }
        }