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常用工具集/Utility/Network/S7netplus/Protocol/S7/DataItemAddress.cs

@@ -0,0 +1,37 @@
+namespace S7.Net.Protocol.S7
+{
+    /// <summary>
+    /// Represents an area of memory in the PLC
+    /// </summary>
+    internal class DataItemAddress
+    {
+        public DataItemAddress(DataType dataType, int db, int startByteAddress, int byteLength)
+        {
+            DataType = dataType;
+            DB = db;
+            StartByteAddress = startByteAddress;
+            ByteLength = byteLength;
+        }
+
+
+        /// <summary>
+        /// Memory area to read 
+        /// </summary>
+        public DataType DataType { get; }
+
+        /// <summary>
+        /// Address of memory area to read (example: for DB1 this value is 1, for T45 this value is 45)
+        /// </summary>
+        public int DB { get; }
+
+        /// <summary>
+        /// Address of the first byte to read
+        /// </summary>
+        public int StartByteAddress { get; }
+
+        /// <summary>
+        /// Length of data to read
+        /// </summary>
+        public int ByteLength { get; }
+    }
+}