diff --git a/OtherDevices/AnalogDevices/AnalogSensors/AnalogSensorLuminosity.cpp b/OtherDevices/AnalogDevices/AnalogSensors/AnalogSensorLuminosity.cpp
index 81f4c36..1f3ec18 100644
--- a/OtherDevices/AnalogDevices/AnalogSensors/AnalogSensorLuminosity.cpp
+++ b/OtherDevices/AnalogDevices/AnalogSensors/AnalogSensorLuminosity.cpp
@@ -9,7 +9,7 @@ AnalogSensorLuminosity::AnalogSensorLuminosity(int temps):AnalogDevice(200, temp
 
 void AnalogSensorLuminosity::run(){
     while(1){
-        val = luminosite_environnement;
+        val = Board::luminosite_environnement;
         if(ptrmem!=NULL){
             *ptrmem = val;
         }
diff --git a/OtherDevices/DigitalDevices/DigitalActuators/IntelligentDigitalActuatorLED.cpp b/OtherDevices/DigitalDevices/DigitalActuators/IntelligentDigitalActuatorLED.cpp
index 1689db2..a4e899d 100644
--- a/OtherDevices/DigitalDevices/DigitalActuators/IntelligentDigitalActuatorLED.cpp
+++ b/OtherDevices/DigitalDevices/DigitalActuators/IntelligentDigitalActuatorLED.cpp
@@ -5,7 +5,7 @@
 #include "../../../include/DigitalDevices/DigitalActuators/IntelligentDigitalActuatorLED.h"
 
 // IntelligentDigitalActuatorLED //////////////////
-IntelligentDigitalActuatorLED::IntelligentDigitalActuatorLED(int t):DigitalDevice(t){}
+IntelligentDigitalActuatorLED::IntelligentDigitalActuatorLED(int t):DigitalActuator(t){}
 
 void IntelligentDigitalActuatorLED::run(){
     int previousState = LOW; //initialisee a eteint
@@ -13,17 +13,17 @@ void IntelligentDigitalActuatorLED::run(){
         if(ptrmem!=NULL) {
             state = *ptrmem;
             if (state == LOW) {
-                cout << "((((eteint))))\n";
                 if (state != previousState) {
-                    luminosite_environnement -= 50;
+                    cout << "((((eteint))))\n";
+                    Board::luminosite_environnement -= 50;
+                    previousState = state;
                 }
-                previousState = state;
             } else { //state == HIGH
-                cout << "((((allume))))\n";
                 if (state != previousState) {
-                    luminosite_environnement += 50;
+                    cout << "((((allume))))\n";
+                    Board::luminosite_environnement += 50;
+                    previousState = state;
                 }
-                previousState = state;
             }
         }
         sleep(temps);
diff --git a/OtherDevices/DigitalDevices/DigitalSensors/ExternalDigitalSensorButton.cpp b/OtherDevices/DigitalDevices/DigitalSensors/ExternalDigitalSensorButton.cpp
index b9346dc..203a5ac 100644
--- a/OtherDevices/DigitalDevices/DigitalSensors/ExternalDigitalSensorButton.cpp
+++ b/OtherDevices/DigitalDevices/DigitalSensors/ExternalDigitalSensorButton.cpp
@@ -14,7 +14,7 @@ int ExternalDigitalSensorButton::getState(){
 }
 
 void ExternalDigitalSensorButton::setState() {
-    if (ifstream("D:\\Documents\\Etudes\\INSA\\4A\\BECpp\\Projet_VictorAvecUnK\\src\\on.txt")){
+    if (ifstream ("D:\\Documents\\Etudes\\INSA\\4A\\BECpp\\Projet_VictorAvecUnK\\src\\on.txt")){
         state = HIGH;
     } else {
         state = LOW;
diff --git a/core_simulation.cpp b/core_simulation.cpp
index 16baa89..581fd33 100644
--- a/core_simulation.cpp
+++ b/core_simulation.cpp
@@ -89,6 +89,7 @@ bool* I2C::getVide(int addr){
 }
 
 // classe generique reprenstant un capteur/actionneur
+int Board::luminosite_environnement = 200;
 Device::Device(){
   ptrtype=NULL;
   ptrmem=NULL;
diff --git a/core_simulation.h b/core_simulation.h
index 2dd8a51..58cc60b 100644
--- a/core_simulation.h
+++ b/core_simulation.h
@@ -67,6 +67,7 @@ public:
 
 // representation generique d'un capteur ou d'un actionneur numerique, analogique ou sur le bue I2C
 class Device{
+
 protected:
     // lien avec la carte pour lire/ecrire une valeur
   unsigned short *ptrmem;
@@ -90,6 +91,7 @@ public:
 // classe representant une carte arduino
 class Board{
 public:
+    static int luminosite_environnement;
  // valeur sur les pin
     unsigned short io[MAX_IO_PIN];
     // pin d'entree ou de sortie
diff --git a/include/DigitalDevices/DigitalActuators/IntelligentDigitalActuatorLED.h b/include/DigitalDevices/DigitalActuators/IntelligentDigitalActuatorLED.h
index f507beb..0b5f092 100644
--- a/include/DigitalDevices/DigitalActuators/IntelligentDigitalActuatorLED.h
+++ b/include/DigitalDevices/DigitalActuators/IntelligentDigitalActuatorLED.h
@@ -14,7 +14,7 @@
 
 #include "../DigitalDevice.h"
 
-class IntelligentDigitalActuatorLED: public DigitalDevice{
+class IntelligentDigitalActuatorLED: public DigitalActuator{
 
 public:
     // initialisation du temps de rafraichiisement
diff --git a/mydevices.cpp b/mydevices.cpp
index 0d8332a..3c372d1 100644
--- a/mydevices.cpp
+++ b/mydevices.cpp
@@ -1,8 +1,11 @@
 
 #include "mydevices.h"
-//int luminosite_environnement = 200;
+
 
 using namespace std;
+
+
+
 // classe I2CActuatorScreen
 I2CActuatorScreen::I2CActuatorScreen ():Device(){}
 
diff --git a/mydevices.h b/mydevices.h
index b1568d7..be9ef7f 100644
--- a/mydevices.h
+++ b/mydevices.h
@@ -8,7 +8,6 @@
 #include <fstream>
 #include "core_simulation.h"
 
-static int luminosite_environnement = 200;
 // exemple d'actionneur sur le bus I2C permettant d'echanger des tableaux de caracteres : un ecran, ne pas oublier d'heriter de Device
 class I2CActuatorScreen : public Device{
 protected:
diff --git a/on.txt.txt b/on.txt
similarity index 100%
rename from on.txt.txt
rename to on.txt
diff --git a/sketch_ino.cpp b/sketch_ino.cpp
index 9b5c736..49216cd 100644
--- a/sketch_ino.cpp
+++ b/sketch_ino.cpp
@@ -21,26 +21,27 @@ void Board::loop(){
   static int bascule=0;
   int i=0;
   for(i=0;i<10;i++){
-      // lecture sur la pin 1 : capteur de temperature
-      val1=analogRead(1);
-      sprintf(buf,"temperature %d",val1);
-      Serial.println(buf);
-      
-      // lecture sur la pin 2 : capteur de temperature
-      val=analogRead(2);
-      sprintf(buf,"luminosite %d",val);
-      Serial.println(buf);
+      if (i%3==0) {
+          // lecture sur la pin 1 : capteur de temperature
+          val1 = analogRead(1);
+          sprintf(buf, "temperature %d", val1);
+          Serial.println(buf);
 
-      
-    if(cpt%5==0){
-        // tous les 5 fois on affiche sur l ecran la temperature
-      sprintf(buf,"%d",val1);
-      bus.write(1,buf,100);
-       
+          // lecture sur la pin 2 : capteur de temperature
+          val = analogRead(2);
+          sprintf(buf, "luminosite %d", val);
+          Serial.println(buf);
+      }
 
-    }
-    cpt++;
-    sleep(1);
+        if(cpt%5==0){
+            // tous les 5 fois on affiche sur l ecran la temperature
+          sprintf(buf,"%d",val1);
+          bus.write(1,buf,100);
+
+
+        }
+        cpt++;
+        sleep(1);
   }
 // on eteint et on allume la LED
   if(analogRead(4))