diff --git a/.gitignore b/.gitignore
index bcbb513..ba44d09 100644
--- a/.gitignore
+++ b/.gitignore
@@ -78,4 +78,4 @@ crashlytics-build.properties
 
 # End of https://www.toptal.com/developers/gitignore/api/unity
 
-IOT/docs/doxygen output/*
\ No newline at end of file
+IOT/docs/doxygen output/*
diff --git a/IOT/config.ini b/IOT/config.ini
index 4ae1361..1a4201b 100644
--- a/IOT/config.ini
+++ b/IOT/config.ini
@@ -14,17 +14,24 @@ build_flags =
     -D MONITOR_SPEED=${config.monitor_speed}
 ; DO NOT TOUCH --- END
 
-    -D API_HOST=\"iot.epi.cb85.software\"
+    ; DHT pin and type
+    ; 5v
+    -D DHTTYPE=\"DHT11\"
+    -D DHTPIN=2
 
+    ; ULTRASON pin
+    ; 5v
     -D ULTRA_SOUND_TRIGD=12
     -D ULTRA_SOUND_ECHO=13
 
+    ; Capteur poids
     -D POID_DOUT=14
     -D POID_SCK=15
 
     -D MOYENNE_CALIBRATION=20
 
 
+    ; trash can ID
     -D TRASHCAN_ONE=\"gdnuxl0wlgurtj3\"
     -D TRASHCAN_TWO=\"4brip5fwm001bs9\"
 
diff --git a/IOT/include/Program.h b/IOT/include/Program.h
index 9e34e98..4b50a8d 100644
--- a/IOT/include/Program.h
+++ b/IOT/include/Program.h
@@ -1,6 +1,7 @@
 #ifndef PROGRAM_H
 #define PROGRAM_H
 
+#include <DHT.h>
 #include <Arduino.h>
 #include <Ultrasonic.h>
 
@@ -24,6 +25,12 @@ public:
 private:
     /* data */
 
+    /**
+     * @brief capteur humi/temp
+     * 
+     */
+    DHT *dht;
+
     /**
      * @brief capteur ultra son pour le niveau de remplissage de la poubelle
      * 
diff --git a/IOT/platformio.ini b/IOT/platformio.ini
index bb6b258..c0a72ad 100644
--- a/IOT/platformio.ini
+++ b/IOT/platformio.ini
@@ -38,6 +38,8 @@ monitor_flags =
 lib_deps =
     bportaluri/WiFiEsp@^2.2.2 ; gestion des commande 'AT' de l'esp01
     arduino-libraries/Arduino_JSON@^0.2.0 ; gestion des json
+    adafruit/DHT sensor library@^1.4.4 ; DHT11 lib
+    adafruit/Adafruit Unified Sensor@^1.1.9 ; adafruit sensor lib (required by DHT11)
     ericksimoes/Ultrasonic@^3.0.0 ; lib capteur ultra son
     bogde/HX711@0.7.5 ; lib pour la balance
 ;    example:
diff --git a/IOT/src/Program.cpp b/IOT/src/Program.cpp
index 8235270..7d25d5f 100644
--- a/IOT/src/Program.cpp
+++ b/IOT/src/Program.cpp
@@ -3,32 +3,39 @@
 int distance;
 
 
-Program::Program(){
-    Serial.begin(MONITOR_SPEED); //motitor pour debug
-    Serial1.begin(MONITOR_SPEED); //port serie pour l'esp
+Program::Program()
+    // Serial
+    Serial.begin(MONITOR_SPEED); // motitor pour debug
+    Serial1.begin(MONITOR_SPEED); // port serie pour l'esp
 
     ///////INITIALISATION OBJ//////
     this->api = new API(USER_NAME, USER_PASSWORD, API_HOST);
     this->ultrasonic = new Ultrasonic(ULTRA_SOUND_TRIGD, ULTRA_SOUND_ECHO);
     this->balance = new Balance(POID_DOUT,POID_SCK);
+    this->dht = new DHT(DHTPIN, DHTTYPE);
     ///////INITIALISATION OK//////
 
-    this->api->wifiBegin(WIFI_SSID, WIFI_PASSWORD, &Serial1);
-
     Serial.print("start calibr : ");
     this->balance->initCalibration();
+    this->balance->setCalibrationFact(1077);
     Serial.println("OK");
 
-    this->balance->setCalibrationFact(1077);
+    //this->api->wifiBegin(WIFI_SSID, WIFI_PASSWORD, &Serial1);
+    dht->begin();
 }
 
 void Program::loop(){
     distance = this->ultrasonic->read();
     
 
+    //TODO: envoyer les infos des capteur par la suite
+
+    Serial.println("Temperature = " + String(dht->readTemperature())+" °C");
+    Serial.println("Humidite = " + String(dht->readHumidity())+" %");
+    
     //this->api->sendValue(JSONVar::stringify(distance), TRASHCAN_ONE, "W", false); //TODO: faire estimation poubelle plenne
-    this->api->sendValue(this->balance->getValue(), TRASHCAN_TWO, ,false)
+    //this->api->sendValue(this->balance->getValue(), TRASHCAN_TWO, ,false); //TODO: faire estimation poubelle plenne
     Serial.print("Distance in CM: ");
     Serial.println(distance);
-    delay(10000);
+    delay(1000);
 }
\ No newline at end of file