suport SystemFunction CTUD

Author: sripp

TiaCodegen/CodeGen/KopCodeHelper.cs

@@ -694,7 +694,7 @@ private void AddWires(IOperationOrSignal op)
                         {
                             _sb.AppendLine("<NameCon UId=\"" + next.OperationId + "\" Name=\"pre\" />" + "  <!-- " + dstName + " -->");
                         }
-                        else if (next is CTUCall)
+                        else if (next is CTUCall || next is CTUDCall)
                         {
                             _sb.AppendLine("<NameCon UId=\"" + next.OperationId + "\" Name=\"CU\" />" + "  <!-- " + dstName + " -->");
                         }

TiaCodegen/Commands/Functions/CTUDCall.cs

@@ -0,0 +1,35 @@
+using System.Linq;
+using TiaCodegen.Commands.Functions.Base;
+using TiaCodegen.Enums;
+using TiaCodegen.Interfaces;
+
+namespace TiaCodegen.Commands.Functions
+{
+    public class CTUDCall : SystemFunctionBlockCall
+    {
+        public CTUDCall(string instanceName,
+            IOperationOrSignal cd = null,
+            IOperationOrSignal r = null,
+            IOperationOrSignal ld = null,
+            IOperationOrSignal pv = null,
+            IOperationOrSignal qu = null,
+            IOperationOrSignal qd = null,
+            IOperationOrSignal cv = null) : base("CTUD", instanceName, null)
+        {
+            Interface["CD"] = new IOperationOrSignalDirectionWrapper(cd, Direction.Input);
+            Interface["R"] = new IOperationOrSignalDirectionWrapper(r, Direction.Input);
+            Interface["LD"] = new IOperationOrSignalDirectionWrapper(ld, Direction.Input);
+            Interface["PV"] = new IOperationOrSignalDirectionWrapper(pv, Direction.Input);
+            Interface["QU"] = new IOperationOrSignalDirectionWrapper(qu, Direction.Output);
+            Interface["QD"] = new IOperationOrSignalDirectionWrapper(qd, Direction.Output);
+            Interface["CV"] = new IOperationOrSignalDirectionWrapper(cv, Direction.Output);
+
+            TemplateValueName = "value_type";
+            TemplateValueType = "Type";
+            TemplateValue = "Int";
+            HasNoEn = true;
+
+            Children.AddRange(Interface.Values.Where(x => x.OperationOrSignal != null).Select(x => x.OperationOrSignal));
+        }
+    }
+}