Example #1
0
        public static int GetTagOffset(string tagName, int baseNum)
        {
            if (string.IsNullOrEmpty(tagName))
            {
                return(0);
            }

            int off = 0;

            switch (tagName[0])
            {
            case 'X':
            case 'x':
            case 'Y':
            case 'y':
                if (baseNum == 8)
                {
                    off = (int)FxConvert.OctToValue(tagName.Substring(1));                                      // 8进制
                }
                else
                {
                    off = (int)FxConvert.HexToDec(tagName.Substring(1));                                        // 16进制
                }
                break;

            default:
                off = (int)FxConvert.DecToValue(tagName.Substring(1));                                          // 十进制
                break;
            }
            return(off);
        }
Example #2
0
        /// <summary>
        /// 解析PLC响应数据(到集合中)
        /// </summary>
        /// <typeparam name="T">支持数据类型 UInt16DataType,UInt32DataType</typeparam>
        /// <param name="pureData"></param>
        /// <param name="startIndex"></param>
        /// <param name="value">解析后的返回值</param>
        public static void ParseSmart <T>(byte[] data, int startIndex, out List <int> value) where T : ICellDataType, new()
        {
            T t = new T();

            value = new List <int>();

            if (data.Length < 7)
            {
                return;                                                                         // 长度至少大于7
            }
            if (data[startIndex] != FxControlCode._STX)
            {
                return;
            }

            // 每次处理一个 4B 或 8B,对应着 ushort,uint
            if (t.DataItemSize == 1)
            {
                for (int i = startIndex + 1; i < (data.Length - startIndex - t.DataItemHexStringSize); i += t.DataItemHexStringSize)
                {
                    int v = FxConvert.HexToDec(data, i, t.DataItemHexStringSize);
                    value.Add(v);
                }
            }
            else
            {
                for (int i = startIndex + 1; i < (data.Length - startIndex - t.DataItemHexStringSize); i += t.DataItemHexStringSize)
                {
                    int v = FxConvert.HexToDecBig(data, i, t.DataItemHexStringSize);
                    value.Add(v);
                }
            }
        }