diff --git a/BE c/HelloWorld/Application.cpp b/BE c/HelloWorld/Application.cpp
deleted file mode 100644
index 0e1bf7a..0000000
--- a/BE c/HelloWorld/Application.cpp	
+++ /dev/null
@@ -1,32 +0,0 @@
-/*********************************************************************
- * @file  Apllication.cpp
- * @author <mettre l'adresse mail ou nom prenom>
- * @brief Fichier source de l'application
- *********************************************************************/
-#include "Application.h"
-
-
-Application::Application()
-{
-  // Code
-  ; 
-}
-  
-Application::~Application()
-{
-  // Code
-  ;
-}  
-
-void Application::init(void)
-{
-  // Code
-    ;
-}
-
-
-void Application::run(void)
-{
-  // Code
-    ;
-}
\ No newline at end of file
diff --git a/BE c/HelloWorld/Application.h b/BE c/HelloWorld/Application.h
deleted file mode 100644
index fee39a3..0000000
--- a/BE c/HelloWorld/Application.h	
+++ /dev/null
@@ -1,37 +0,0 @@
-/*********************************************************************
- * @file  Apllication.h
- * @author <mettre l'adresse mail ou nom prenom>
- * @brief Fichier header de l'application
- *********************************************************************/
-#ifndef APPLICATION_H_
-#define APPLICATION_H_
-
-/**
-  * @class Application
-  * @brief Classe Application 
-*/    
-class Application
-{
-  public :
-    /**
-     * @fn Application();
-     * @brief Constructeur par defaut
-    */    
-    Application();
-    /**
-     * @fn Application();
-     * @brief Destructeur
-    */    
-    ~Application();    
-    /**
-     * @fn void init(void)
-     * @brief Fonction d'initialisation de l'application
-    */
-    void init(void);
-    /**
-     * @fn void run(void)
-     * @brief Fonction de lancement de l'application
-    */
-    void run(void);
-};
-#endif
\ No newline at end of file
diff --git a/BE c/HelloWorld/HelloWorld.ino b/BE c/HelloWorld/HelloWorld.ino
deleted file mode 100644
index b1edffc..0000000
--- a/BE c/HelloWorld/HelloWorld.ino	
+++ /dev/null
@@ -1,15 +0,0 @@
-#include "Application.h"
-
-Application myApplication;
-
-void setup() 
-{
-  // put your setup code here, to run once:
-  myApplication.init();
-}
-
-void loop() 
-{
-  // put your main code here, to run repeatedly:
-  myApplication.run();
-}
\ No newline at end of file
diff --git a/BE c/HelloWorld/actionneur.cpp b/BE c/HelloWorld/actionneur.cpp
deleted file mode 100644
index 282c36f..0000000
--- a/BE c/HelloWorld/actionneur.cpp	
+++ /dev/null
@@ -1,2 +0,0 @@
-#include "actionneur.h"
-
diff --git a/BE c/HelloWorld/actionneur.h b/BE c/HelloWorld/actionneur.h
deleted file mode 100644
index 1d1c948..0000000
--- a/BE c/HelloWorld/actionneur.h	
+++ /dev/null
@@ -1,11 +0,0 @@
-#ifndef actionneur_H
-#define actionneur_H
-#include "peripherique.h"
-class actionneur : public periph {
-  private:
-    
-  public:
-    actionneur():periph(){};
-};
-
-#endif
\ No newline at end of file
diff --git a/BE c/HelloWorld/bouton.cpp b/BE c/HelloWorld/bouton.cpp
deleted file mode 100644
index c54f9ed..0000000
--- a/BE c/HelloWorld/bouton.cpp	
+++ /dev/null
@@ -1,3 +0,0 @@
-#include "bouton.h"
-
-bouton:: bouton() :capteur(),etat(0){}
\ No newline at end of file
diff --git a/BE c/HelloWorld/bouton.h b/BE c/HelloWorld/bouton.h
deleted file mode 100644
index 2336b94..0000000
--- a/BE c/HelloWorld/bouton.h	
+++ /dev/null
@@ -1,12 +0,0 @@
-#ifndef bouton_H
-#define bouton_H
-#include "capteur.h"
-class bouton : public capteur {
-  private:
-    bool etat;
-  public:
-    bouton();
-    
-};
-
-#endif
\ No newline at end of file
diff --git a/BE c/HelloWorld/capteur.cpp b/BE c/HelloWorld/capteur.cpp
deleted file mode 100644
index 82f0637..0000000
--- a/BE c/HelloWorld/capteur.cpp	
+++ /dev/null
@@ -1,8 +0,0 @@
-#include "capteur.h"
-
-capteur:: capteur() :periph(),pin(0){}
-
-void init(){
-  pinMode(pin, INPUT);
-  
-}
\ No newline at end of file
diff --git a/BE c/HelloWorld/capteur.h b/BE c/HelloWorld/capteur.h
deleted file mode 100644
index 72f65f1..0000000
--- a/BE c/HelloWorld/capteur.h	
+++ /dev/null
@@ -1,12 +0,0 @@
-#ifndef capteur_H
-#define capteur_H
-#include "peripherique.h"
-class capteur : public periph {
-  private:
-    char* pin;
-  public:
-    capteur();
-    void set(void);
-};
-
-#endif
\ No newline at end of file
diff --git a/BE c/HelloWorld/ecran.h b/BE c/HelloWorld/ecran.h
deleted file mode 100644
index 2af278d..0000000
--- a/BE c/HelloWorld/ecran.h	
+++ /dev/null
@@ -1,12 +0,0 @@
-#ifndef ecran_H
-#define ecran_H
-#include "actionneur.h"
-#include "rgb_lcd.h"
-class ecran : public actionneur, public rgb_lcd {
-  private:
-    
-  public:
-    ecran():actionneur(),rgb_lcd(){};
-};
-
-#endif
\ No newline at end of file
diff --git a/BE c/HelloWorld/led.cpp b/BE c/HelloWorld/led.cpp
deleted file mode 100644
index ccba864..0000000
--- a/BE c/HelloWorld/led.cpp	
+++ /dev/null
@@ -1,9 +0,0 @@
-#include "led.h"
-
-
-led:: led() :actionneur(),pin(0),etat(0){}
-
-void init(){
-  pinMode(pin, OUTPUT);
-  
-}
\ No newline at end of file
diff --git a/BE c/HelloWorld/led.h b/BE c/HelloWorld/led.h
deleted file mode 100644
index 5b0ab47..0000000
--- a/BE c/HelloWorld/led.h	
+++ /dev/null
@@ -1,13 +0,0 @@
-#ifndef led_H
-#define led_H
-#include "actionneur.h"
-
-class led : public actionneur{
-  private:
-    char* pin;
-    bool etat;
-  public:
-    led();
-};
-
-#endif
\ No newline at end of file
diff --git a/BE c/HelloWorld/peripherique.cpp b/BE c/HelloWorld/peripherique.cpp
deleted file mode 100644
index acd6fbc..0000000
--- a/BE c/HelloWorld/peripherique.cpp	
+++ /dev/null
@@ -1,3 +0,0 @@
-#include "peripherique.h"
-
-periph::periph() : id(0) {}
\ No newline at end of file
diff --git a/BE c/HelloWorld/peripherique.h b/BE c/HelloWorld/peripherique.h
deleted file mode 100644
index a2213c1..0000000
--- a/BE c/HelloWorld/peripherique.h	
+++ /dev/null
@@ -1,11 +0,0 @@
-#ifndef periph_H
-#define periph_H
-
-class periph {
-  private:
-    char id;
-  public:
-    periph();
-};
-
-#endif
\ No newline at end of file