diff --git a/KED_structure_idea/Makefile b/KED_structure_idea/Makefile
new file mode 100644
index 0000000..db99c6d
--- /dev/null
+++ b/KED_structure_idea/Makefile
@@ -0,0 +1,29 @@
+cpp_src = $(wildcard *.cpp) 
+#cpp_src += $(wildcard ./utils/*.cpp)
+#cpp_src += $(wildcard ./driver/*.cpp)
+
+cpp_obj = $(cpp_src:.cpp=.o)
+c_obj = $(c_src:.c=.o)
+CC = g++ 
+CFLAGS = -Wall -pedantic -li2c 
+LDFLAGS = 
+EXEC = runtest
+
+
+all : $(EXEC)
+
+$(EXEC): $(cpp_obj) $(c_obj)
+	$(CC) -o $@ $^ $(LDFLAGS) 
+
+debug : $(EXEC)
+
+$(EXEC): $(cpp_obj) $(c_obj)
+	$(CC) -g -o $@ $^ $(LDFLAGS) 
+
+clean: 
+	rm -rf $(c_obj) $(cpp_obj) $(EXEC)
+	clear
+
+cleanall: 
+	rm -rf $(c_obj) $(cpp_obj) $(EXEC)
+	clear
diff --git a/KED_structure_idea/bsl/hw_plattform.hpp b/KED_structure_idea/bsl/hw_plattform.hpp
new file mode 100644
index 0000000..31d711d
--- /dev/null
+++ b/KED_structure_idea/bsl/hw_plattform.hpp
@@ -0,0 +1,42 @@
+#ifndef __HW_PLATTFORM_HPP__
+#define __HW_PLATTFORM_HPP__
+
+#include <iostream>
+
+//
+// csl ressources
+//
+
+#include "./../csl/implementations/dummy/dummy_pin.hpp"
+
+//
+// drivers
+//
+
+#include "./../drivers/LED.hpp"
+
+struct HW_plattform
+{
+    HW_plattform():
+        pin_0(),
+        pin_1(),
+        led_0(pin_0)
+    {}
+
+    void init()
+    {
+        std::cout << "bsl init..." << std::endl;
+        pin_0.set(false);
+        pin_1.set(false);
+        std::cout << "...done!" << std::endl;
+    };
+
+    private:
+    Dummy_Pin pin_0, pin_1;
+    public:
+
+    LED<Dummy_Pin> led_0;
+};
+
+
+#endif // __HW_PLATTFORM_HPP__
diff --git a/KED_structure_idea/csl/implementations/avr/avr_pin.hpp b/KED_structure_idea/csl/implementations/avr/avr_pin.hpp
new file mode 100644
index 0000000..42c49ec
--- /dev/null
+++ b/KED_structure_idea/csl/implementations/avr/avr_pin.hpp
@@ -0,0 +1,37 @@
+#ifndef __AVR_PIN_HPP__
+#define __AVR_PIN_HPP__
+
+#include <iostream>
+#include "./../../interfaces/pin.hpp"
+
+
+
+struct AVR_Pin : Pin<AVR_Pin>
+{
+    AVR_Pin()
+    {
+        std::cout << "created AVR_Pin" << std::endl;
+    }
+
+    void setImp(bool logic)
+    {
+        std::cout << "AVR pin set to " << logic << std::endl;
+    }
+
+    void toggleImp()
+    {
+        std::cout << "toggled AVR pin" << std::endl;
+    }
+
+    bool getImp()
+    {
+        return true;
+    }
+
+    void avr_stuff()
+    {
+        std::cout << "AVR specific stuff" << std::endl;
+    }
+};
+
+#endif // __AVR_PIN_HPP__
\ No newline at end of file
diff --git a/KED_structure_idea/csl/implementations/dummy/dummy_pin.hpp b/KED_structure_idea/csl/implementations/dummy/dummy_pin.hpp
new file mode 100644
index 0000000..96b1cb6
--- /dev/null
+++ b/KED_structure_idea/csl/implementations/dummy/dummy_pin.hpp
@@ -0,0 +1,38 @@
+#ifndef __DUMMY_PIN_HPP__
+#define __DUMMY_PIN_HPP__
+
+#include "./../../interfaces/pin.hpp"
+
+#include <iostream>
+
+
+struct Dummy_Pin : Pin<Dummy_Pin>
+{
+    Dummy_Pin()
+    {
+        std::cout << "created Dummy_Pin" << std::endl;
+    }
+
+    void setImp(bool logic)
+    {
+        std::cout << "Dummy pin set to " << logic << std::endl;
+    }
+
+    void toggleImp()
+    {
+        std::cout << "toggled Dummy pin" << std::endl;
+    }
+
+    bool getImp()
+    {
+        return true;
+    }
+
+    void dummy_stuff()
+    {
+        std::cout << "dummy specific stuff" << std::endl;
+    }
+};
+
+
+#endif // __DUMMY_PIN_HPP__
diff --git a/KED_structure_idea/csl/implementations/stm/stm_pin.hpp b/KED_structure_idea/csl/implementations/stm/stm_pin.hpp
new file mode 100644
index 0000000..2d4cf74
--- /dev/null
+++ b/KED_structure_idea/csl/implementations/stm/stm_pin.hpp
@@ -0,0 +1,37 @@
+#ifndef __STM_PIN_HPP__
+#define __STM_PIN_HPP__
+
+#include "./../../interfaces/pin.hpp"
+
+#include <iostream>
+
+truct STM32_Pin : Pin<STM32_Pin>
+{
+    STM32_Pin()
+    {
+        std::cout << "created STM32_Pin" << std::endl;
+    }
+
+    void setImp(bool logic)
+    {
+        std::cout << "stm32 pin set to " << logic << std::endl;
+    }
+
+    void toggleImp()
+    {
+        std::cout << "toggled stm32 pin" << std::endl;
+    }
+
+    bool getImp()
+    {
+        return true;
+    }
+
+
+    void STM32_stuff()
+    {
+        std::cout << "STM_32 specific stuff" << std::endl;
+    }
+};
+
+#endif // __STM_PIN_HPP__
diff --git a/KED_structure_idea/csl/interfaces/pin.hpp b/KED_structure_idea/csl/interfaces/pin.hpp
new file mode 100644
index 0000000..3c9c76d
--- /dev/null
+++ b/KED_structure_idea/csl/interfaces/pin.hpp
@@ -0,0 +1,23 @@
+#ifndef __PIN_HPP__
+#define __PIN_HPP__
+
+template <typename Derived>
+struct Pin
+{
+    void set(bool logic)
+    {
+        static_cast<Derived*>(this)->setImp(logic);
+    }
+
+    void toggle()
+    {
+        static_cast<Derived*>(this)->toggleImp();
+    }
+
+    bool get(void)
+    {
+        return static_cast<Derived*>(this)->getImp();
+    }
+};
+
+#endif // __PIN_HPP__
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
new file mode 100644
index 0000000..522a52f
--- /dev/null
+++ b/KED_structure_idea/main.cpp
@@ -0,0 +1,16 @@
+#include <iostream>
+
+#include "./bsl/hw_plattform.hpp"
+
+
+int main()
+{
+    HW_plattform hw;
+    hw.init();
+
+    //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
new file mode 100755
index 0000000..13f81ba
Binary files /dev/null and b/KED_structure_idea/runtest differ