commit ba3aa98ec5fff2ba1ce785097e93e4859833a03c
Author: Lucas_Gomes_Tamba <gomestambalucas@gmail.com>
Date:   Tue Jun 2 14:38:31 2026 +0000

    Téléverser les fichiers vers "/"

diff --git a/Codefinalbarriere.ino b/Codefinalbarriere.ino
new file mode 100644
index 0000000..f55be09
--- /dev/null
+++ b/Codefinalbarriere.ino
@@ -0,0 +1,191 @@
+#include <Wire.h>
+#include <LiquidCrystal_I2C.h>
+#include <Servo.h>
+#include <SPI.h>
+#include <MFRC522.h>
+
+#define SS_PIN 10
+#define RST_PIN 9
+#define servoEntree 5
+#define servoSortie 3
+
+String UID = "AE E6 DA 6F";
+
+MFRC522 rfid(SS_PIN, RST_PIN);
+Servo barriere1;
+Servo barriere2;
+LiquidCrystal_I2C lcd(0x27, 16, 2);
+
+int IR1 = 4;
+int IR2 = 6;
+
+bool carEntering = false;
+bool carExiting = false;
+int placesLibres = 3;  // compteur de places
+
+void setup() {
+  Serial.begin(9600);
+  lcd.init();
+  lcd.backlight();
+  pinMode(IR1, INPUT);
+  pinMode(IR2, INPUT);
+  barriere1.attach(servoEntree);
+  barriere2.attach(servoSortie);
+  barriere1.write(100);
+  barriere2.write(100);
+
+  lcd.setCursor(0, 0);
+  lcd.print("    ARDUINO    ");
+  lcd.setCursor(0, 1);
+  lcd.print(" PARKING SYSTEM ");
+  delay(3000);
+  lcd.clear();
+
+  SPI.begin();
+  rfid.PCD_Init();
+
+  Serial.println("Systeme pret.");
+  updateDisplay();
+}
+
+void loop() {
+
+  // --- ENTREE ---
+  if (digitalRead(IR1) == LOW && !carEntering && !carExiting) {
+    carEntering = true;
+    lcd.clear();
+    lcd.setCursor(0, 0);
+    lcd.print("Car Detected!");
+    delay(1000);
+
+    if (placesLibres <= 0) {
+      // Parking plein
+      lcd.clear();
+      lcd.setCursor(0, 0);
+      lcd.print("  PARKING FULL  ");
+      lcd.setCursor(0, 1);
+      lcd.print("  Desole :(     ");
+      delay(3000);
+    } else {
+      int pass = rfunc();
+      if (pass == 1) {
+        placesLibres--;
+        Serial.print("Places restantes : ");
+        Serial.println(placesLibres);
+        smoothOpen(barriere1);
+        lcd.clear();
+        lcd.setCursor(0, 0);
+        lcd.print("Gate Opened!");
+        delay(10000);
+        smoothClose(barriere1);
+        lcd.clear();
+        lcd.setCursor(0, 0);
+        lcd.print("Gate Closed!");
+        delay(1500);
+      }
+    }
+
+    carEntering = false;
+    updateDisplay();
+  }
+
+  // --- SORTIE ---
+  if (digitalRead(IR2) == LOW && !carExiting && !carEntering) {
+    carExiting = true;
+    lcd.clear();
+    lcd.setCursor(0, 0);
+    lcd.print("Car Exiting...");
+    smoothOpen(barriere2);
+    delay(10000);
+    smoothClose(barriere2);
+
+    if (placesLibres < 3) {
+      placesLibres++;
+      Serial.print("Places restantes : ");
+      Serial.println(placesLibres);
+    }
+
+    lcd.clear();
+    lcd.setCursor(0, 0);
+    lcd.print("Gate Closed!");
+    delay(1500);
+    carExiting = false;
+    updateDisplay();
+  }
+}
+
+void updateDisplay() {
+  lcd.clear();
+  lcd.setCursor(0, 0);
+  lcd.print("    WELCOME!    ");
+  lcd.setCursor(0, 1);
+  lcd.print("Places : ");
+  lcd.print(placesLibres);
+  lcd.print("/3");
+}
+
+void smoothOpen(Servo &s) {
+  for (int pos = 100; pos >= 0; pos--) {
+    s.write(pos);
+    delay(10);
+  }
+}
+
+void smoothClose(Servo &s) {
+  for (int pos = 0; pos <= 100; pos++) {
+    s.write(pos);
+    delay(10);
+  }
+}
+
+int rfunc() {
+  lcd.clear();
+  lcd.setCursor(4, 0);
+  lcd.print("Welcome!");
+  lcd.setCursor(1, 1);
+  lcd.print("Put your card");
+
+  unsigned long t = millis();
+  while (true) {
+    if (rfid.PICC_IsNewCardPresent() && rfid.PICC_ReadCardSerial()) break;
+    if (millis() - t > 10000) {
+      lcd.clear();
+      lcd.setCursor(0, 0);
+      lcd.print("Timeout...");
+      delay(1500);
+      return 0;
+    }
+    delay(300);
+  }
+
+  lcd.clear();
+  lcd.setCursor(0, 0);
+  lcd.print("Scanning");
+
+  String ID = "";
+  for (byte i = 0; i < rfid.uid.size; i++) {
+    lcd.print(".");
+    ID.concat(String(rfid.uid.uidByte[i] < 0x10 ? " 0" : " "));
+    ID.concat(String(rfid.uid.uidByte[i], HEX));
+    delay(300);
+  }
+
+  ID.toUpperCase();
+  Serial.print("Badge scanne : ");
+  Serial.println(ID.substring(1));
+
+  if (ID.substring(1) == UID) {
+    lcd.clear();
+    lcd.setCursor(0, 0);
+    lcd.print("Allowed.");
+    delay(1500);
+    return 1;
+  } else {
+    lcd.clear();
+    lcd.setCursor(0, 0);
+    lcd.print("Wrong card!");
+    Serial.println("Acces refuse.");
+    delay(1500);
+    return 0;
+  }
+}
\ No newline at end of file