diff --git a/Home.md b/Home.md
index b6fb853..4c1f32c 100644
--- a/Home.md
+++ b/Home.md
@@ -283,7 +283,7 @@ public class TestClass
 ```
 then add the code to read or write the complete struct
 ```csharp
-// reads a struct from DataBlock 1
+// reads a struct from DataBlock 1, startAddress 0
 TestClass testClass = new TestClass();
-plc.ReadClass(testClass, 1);
+plc.ReadClass(testClass, 1, 0);
 ```