diff --git a/LICENSE b/LICENSE
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diff --git a/Logigramme.dia b/Logigramme.dia
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diff --git a/README.md b/README.md
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diff --git a/code/.gitkeep b/code/.gitkeep
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diff --git a/code/cat_on_diet_feeder/cat_on_diet_feeder.ino b/code/cat_on_diet_feeder/cat_on_diet_feeder.ino
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+// Source : http://tronixstuff.com/2013/11/19/arduino-tutorials-chapter-15-rfid/
+// with just a mod to print the tag nb before "Accepted"/"Rejected"
+
+#include <SoftwareSerial.h>
+#include <Servo.h>
+#include <EEPROM.h>
+
+//Pin definitions
+#define RED_LED     12
+#define GREEN_LED   13
+#define RFID_RX     2
+#define RFID_TX     3
+#define PROG_BUTTON 4
+#define SERVO_CTRL  5
+
+// Others parameters
+#define SERVO_SPEED 2
+#define SERVO_PWR_TIME    500 //time to stop powering servomotor after the end of move
+#define DOOR_OPENED_TIME  3000
+#define EMPTY_TAG     {0,0,0,0,0,0,0,0,0,0,0,0,0,0}
+#define UNWRITTEN_TAG {255,255,255,255,255,255,255,255,255,255,255,255,255,255}
+
+//Globals declarations
+
+SoftwareSerial RFID(RFID_RX, RFID_TX); // RX and TX
+Servo door_servo;
+
+int data1 = 0;
+int tag_ok = -1;
+byte servo_pos = 180;
+bool door_state = 0;    // door opened ?
+bool door_move = false;     // door moving ?
+long door_timer = 0;    // timer to close the door
+long servo_timer = 0;   //timer to stop powering servomotor
+long red_led_timer = 0;
+
+byte tag1[14] = {2,52,54,48,48,57,49,48,57,56,48,53,69,3};
+byte newtag[14] = EMPTY_TAG; // used for read comparisons
+const byte emptytag[14] = EMPTY_TAG;
+const byte unwrittentag[14] = UNWRITTEN_TAG;
+
+byte * readeepromtag(short tagnb=0) {
+  // Read the n-th RFID tag in EEPROM
+  
+  //First check if the # of tag is out of the capacity of EEPROM
+  //Return an null tag if so.
+  if ((tagnb+1)*14 > EEPROM.length()) {
+    Serial.print(F("Error: Tag Nb to high : "));
+    Serial.println(tagnb);
+    byte tag[14] = EMPTY_TAG;
+    return tag;
+  }
+  byte tag[14] = EMPTY_TAG;
+  for (int i=0; i<14; i++)
+  {
+    tag[i]=EEPROM.read(i + tagnb*14);
+    delay(2);   //small delay to avoid misreading
+  }
+  return tag;
+}
+
+int maxeepromtags() {
+  // Return maximum number of tag that can be stored in EEPROM
+  return EEPROM.length() / 14;
+}
+
+boolean comparetag(byte taga[14], byte tagb[14]) {
+  // Compare two RFID tag
+  int x = 0;
+  for (int i = 0 ; i < 14 ; i++)
+  {
+    if (taga[i] == tagb[i]) x++;
+  }
+  return (x == 14);
+}
+
+int findtag(byte searchtag[14]) {
+  //Find a given tag in EEPROM
+  
+  byte *tag;
+    
+  for (int i=0; i < maxeepromtags(); i++)
+  {
+    tag = readeepromtag(i);
+    if (comparetag(tag, searchtag)) return i;
+  }
+  return -1;
+}
+
+void setup() {
+// start serial to PC 
+  Serial.begin(115200);
+ 
+  // start serial to RFID reader
+  RFID.begin(9600);
+  // empty the data cache
+  while (RFID.available()) {
+    RFID.read();
+  }
+    
+  //attaches servo
+  door_servo.attach(SERVO_CTRL);
+  
+  // for status LEDs
+  pinMode(GREEN_LED, OUTPUT);
+  pinMode(RED_LED, OUTPUT);
+
+  //Mode for button and end-stop
+  pinMode(PROG_BUTTON, INPUT_PULLUP);
+
+  Serial.print(F("EEPROM length : "));
+  Serial.print(EEPROM.length());
+  Serial.print(F(" bytes ("));
+  Serial.print(maxeepromtags());
+  Serial.println(F(" tags)"));
+  Serial.println(findtag(newtag));
+  Serial.println(findtag(unwrittentag));
+
+  for(byte n=0; n<maxeepromtags(); n++)
+  {
+    Serial.print(F("Tag n°"));
+    Serial.print(n);
+    Serial.print(": ");
+    byte *t;
+    t=readeepromtag(n);
+    for (int z = 0; z < 14 ; z++) 
+    {
+      Serial.print(t[z]);
+      Serial.print(",");
+    }
+    Serial.println("");
+  }
+}
+
+void checkmytags() {
+  // compares each tag against the tag just read
+  // if it is 1 or more we have a match, zero is a read but no match,
+  // -1 is no read attempt made
+  if (comparetag(newtag, tag1)) tag_ok=1;
+}
+
+void tagOK() {
+  if (digitalRead(PROG_BUTTON))
+  {
+    for (int z = 0; z < 14 ; z++) Serial.print(newtag[z]);
+    Serial.println(F(" : Accepted"));
+    if (!door_state) {
+      Serial.println("Ouverture...");
+      door_state = 1;
+      //door_timer = millis() + 1000;
+    }
+  }
+  else
+  {
+    addNewTag(newtag);
+  }
+}
+
+void tagNoOK() {
+  if (digitalRead(PROG_BUTTON)) {
+    for (int z = 0; z < 14 ; z++) Serial.print(newtag[z]);
+    Serial.println(F(" : Rejected"));
+    digitalWrite(RED_LED, HIGH);
+    //Light the red LED for 1s
+    red_led_timer = millis() + 1000;
+  }
+  else {
+    delTag(newtag);
+  }
+}
+
+void readRFID() { 
+  tag_ok = 0;
+  delay(100); // time for the data to come in from the serial buffer.
+  
+  //Check up to 3 times if rejected to avoid mistake
+  for (byte i=0; i<3; i++) {
+    // read tag numbers
+    for (byte z = 0 ; z < 14 ; z++) // read the rest of the tag
+    {
+      data1 = RFID.read();
+      newtag[z] = data1;
+    }
+    RFID.flush(); // stops multiple reads
+
+    // do the tags match up?
+    checkmytags();
+    if (tag_ok>0) break;
+  }
+
+  // now do something based on tag type
+  if (tag_ok > 0) tagOK();
+  else tagNoOK();
+  
+  // empty the data cache
+  while (RFID.available()) {
+    RFID.read();
+  }
+}
+
+void disableServo() {
+  //Disable servomotor once they stop moving
+  if (!door_move and servo_timer < millis() and door_servo.attached()) {
+    door_servo.detach();
+    Serial.println(F("Servo disabled"));
+  }
+}
+
+void updateDoor() {
+  //Check if the need to move and move it 
+
+  //Apply door status
+  if (door_state) {
+    digitalWrite(GREEN_LED, HIGH);
+    digitalWrite(RED_LED, LOW);
+    if (servo_pos >= 180) {
+      //if door has to be open and already open, disable servomotor
+      disableServo();
+      if (door_move) {
+        Serial.println(F("Door : opened"));
+        door_timer = millis() + DOOR_OPENED_TIME;
+        servo_timer = millis() + SERVO_PWR_TIME;
+        door_move = false;
+      }
+    }
+    else {
+     //Keep opening the door
+     door_move = true;
+     servo_pos += SERVO_SPEED;
+     door_servo.attach(SERVO_CTRL);
+     door_servo.write(servo_pos);
+     Serial.print(F("Door : opening "));
+     Serial.println(servo_pos);
+    }
+    //Check opened-door timer
+    if (millis() < door_timer)
+    {
+      Serial.print(F("Door timer :"));
+      Serial.println(door_timer - millis());
+    }
+    else if (!door_move)
+    {
+      door_state = 0;
+    }
+  }
+  else {
+    digitalWrite(GREEN_LED, LOW);
+    if (servo_pos <= 0) {
+      //if door has to be open and already open, disable servomotor
+      disableServo();
+      if (door_move) {
+        Serial.println(F("Door : closed"));
+        digitalWrite(RED_LED, LOW);
+        servo_timer = millis() + SERVO_PWR_TIME;
+        door_move = false;
+      }
+    }
+    else {
+     //Keep closing the door
+     door_move = true;
+     servo_pos -= SERVO_SPEED;
+     door_servo.attach(SERVO_CTRL);
+     door_servo.write(servo_pos);
+     Serial.print(F("Door : closing "));
+     Serial.println(servo_pos);
+    }
+  }
+}
+
+void updateRedLED() {
+  //Check the redLED timer and turn ON or OFF the LED
+  if (millis() < red_led_timer) {
+    digitalWrite(RED_LED, HIGH);
+    Serial.print(F("Red LED timer : "));
+    Serial.println(red_led_timer - millis());
+  }
+  else digitalWrite(RED_LED, LOW);
+}
+
+void addNewTag(byte tag[14]) {
+  Serial.print(F("Adding new tag to EEPROM : "));
+  for (int z = 0; z < 14 ; z++) Serial.print(tag[z]);
+}
+
+void delTag(byte tag[14]) {
+  Serial.print(F("Deleting tag from EEPROM : "));
+  for (int z = 0; z < 14 ; z++) Serial.print(tag[z]);
+}
+
+void loop() {
+  tag_ok = -1;
+
+  if (RFID.available() > 0 and !door_state ) readRFID();
+
+  updateDoor();
+  
+  updateRedLED();
+  
+  delay(10);
+}
diff --git a/images/.gitkeep b/images/.gitkeep
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diff --git a/images/schema_synoptique.png b/images/schema_synoptique.png
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diff --git a/plans/boitier-concept.fcstd b/plans/boitier-concept.fcstd
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diff --git a/plans/boitier-proto.fcstd b/plans/boitier-proto.fcstd
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