添加项目文件。

SamplePre.ProcessBll/BLL/CommunicationBll.cs

@@ -0,0 +1,80 @@
+using Models.Const;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace SamplePre.ProcessBll.BLL
+{
+    public class CommunicationBll
+    {
+
+
+        /// <summary>
+        /// 读取PLC状态数据-数组
+        /// </summary>
+        /// <param name="Dbno"></param>
+        /// <param name="start"></param>
+        /// <param name="lenth"></param>
+        /// <returns></returns>
+        public ushort[] ReadSateData(int Dbno, int start, int lenth)
+        {
+
+            if (SystemConst.ProtocolType == Communication.CommProtocolType.S7)
+            {
+                //读取下位机状态
+                ushort[] data1 = SystemConst.MasterPLC.ReadArraysShort(Dbno, start, lenth);
+
+                return data1;
+            }
+
+            //这里应该增加一个协议数据解析层，解析后的格式返回给UI，后续完善
+            ///
+
+            return null;
+        }
+
+        /// <summary>
+        /// 写入plc指令,字节数组
+        /// </summary>
+        /// <typeparam name="T"></typeparam>
+        /// <param name="Dbno"></param>
+        /// <param name="start"></param>
+        /// <param name="bytes"></param>
+        /// <returns></returns>
+        public bool WritePlcData<T>(int Dbno, int start, T[] bytes)
+        {
+            bool val = false;
+            //if (SystemConst.ProtocolType == Communication.CommProtocolType.S7)
+            //{
+                //写入PLC
+                val = SystemConst.MasterPLC.WriteArraysBtye(Dbno, start, bytes);
+            //}
+            //else if (SystemConst.ProtocolType == Communication.CommProtocolType.ModbusTcp)
+            //{
+            //    //写入PLC
+            //    val = SystemConst.MasterPLC.WriteArraysBtye(Dbno, start, bytes);
+            //}
+
+
+            return val;
+        }
+
+        /// <summary>
+        /// 写plc数据，单数据
+        /// </summary>
+        /// <param name="Dbno"></param>
+        /// <param name="obj"></param>
+        /// <returns></returns>
+        public bool WriteSingleData(string Dbno, object obj)
+        {
+            //写入PLC
+            var val = SystemConst.MasterPLC.WriteSingleData(Dbno, obj);
+
+            return val;
+        }
+
+
+    }
+}