diff --git a/KED_structure_idea/bsl/hw_plattform.hpp b/KED_structure_idea/bsl/hw_plattform.hpp
index 403f18d..5684419 100644
--- a/KED_structure_idea/bsl/hw_plattform.hpp
+++ b/KED_structure_idea/bsl/hw_plattform.hpp
@@ -1,11 +1,29 @@
 #ifndef __HW_PLATTFORM_HPP__
 #define __HW_PLATTFORM_HPP__
 
+//
+// csl ressources
+//
+
 #include "./../csl/implementations/dummy/dummy_pin.hpp"
 
+//
+// drivers
+//
+
+#include "./../drivers/LED.hpp"
+
 struct HW_plattform
 {
     Dummy_Pin pin_0, pin_1;
+    LED<Dummy_Pin> led_0;
+    HW_plattform():
+        pin_0(),
+        pin_1(),
+        led_0(pin_0)
+    {}
+
+
 };
 
 
diff --git a/KED_structure_idea/drivers/LED.hpp b/KED_structure_idea/drivers/LED.hpp
new file mode 100644
index 0000000..dfaec72
--- /dev/null
+++ b/KED_structure_idea/drivers/LED.hpp
@@ -0,0 +1,35 @@
+#ifndef __LED_HPP__
+#define __LED_HPP__
+
+#include "./../csl/interfaces/pin.hpp"
+
+template <typename T>
+class LED
+{
+    public:
+
+    LED(Pin<T>& pin) :
+        pin(pin)
+    {}
+
+    void turnOn()
+    {
+        pin.set(true);
+    }
+
+    void turnOff()
+    {
+        pin.set(false);
+    }
+
+    void toggle()
+    {
+        pin.toggle();
+    }
+
+    private:
+
+    Pin<T>& pin;
+};
+
+#endif // __LED_HPP__
diff --git a/KED_structure_idea/main.cpp b/KED_structure_idea/main.cpp
index c546422..20df43c 100644
--- a/KED_structure_idea/main.cpp
+++ b/KED_structure_idea/main.cpp
@@ -8,6 +8,9 @@ int main()
     HW_plattform hw;
 
 
-    hw.pin_0.set(true);
+    hw.pin_1.set(true);
+
+    hw.led_0.turnOn();
+    
     return 1;
 }
\ No newline at end of file
diff --git a/KED_structure_idea/runtest b/KED_structure_idea/runtest
index 8634205..c0a191e 100755
Binary files a/KED_structure_idea/runtest and b/KED_structure_idea/runtest differ