First working implementation

- Currently only with one sided gripper

PLC/POUs/Scheduler/DUTs/ST_FlowRecipe.TcDUT

@@ -0,0 +1,31 @@
+<?xml version="1.0" encoding="utf-8"?>
+<TcPlcObject Version="1.1.0.1">
+  <DUT Name="ST_FlowRecipe" Id="{3e2c2867-3147-4627-bf49-6255dbaf5310}">
+    <Declaration><![CDATA[TYPE ST_FlowRecipe :
+STRUCT
+	// Index in station recipe arrays
+	// -1 is used to determin if the slot
+	// in the product array is free.
+	// The index number will automatically be
+	// assigned by the FB_ProductHandler
+	iProdIdx : INT := -1;
+	
+	// Current node in flow graph
+	iCurrNode : INT := 0;
+	
+	// Next node in flow graph
+	// will be set by the station after completed process
+	// 0 means that there is no next node and the
+	// flow recipe is finished
+	iNextNode : INT := 0;
+	
+	// Number of flow nodes
+	uiNodeCnt : INT := 0;
+	
+	// Flow nodes array
+	astNodes : ARRAY[0..(GVL_Scheduler.MAX_RECIPE_NODES - 1)] OF ST_FlowRecipeNode;
+END_STRUCT
+END_TYPE
+]]></Declaration>
+  </DUT>
+</TcPlcObject>