Update arduino_code.ino

Author: SentryCoderDev

arduino/arduino_code/arduino_code.ino

@@ -2,13 +2,21 @@
 #include <MFRC522.h>
 #include <Keypad.h>
 #include <SPI.h>
+#include <LiquidCrystal.h>
 
 // RFID
-#define SS_PIN 10
-#define RST_PIN 9
-#define solenoidPin 11
+#define SS_PIN 6
+#define RST_PIN 5
+#define solenoidPin 4
 MFRC522 rfid(SS_PIN, RST_PIN);
 
+const int rs = 12; // Digital Pin 12
+const int en = 11; // Digital Pin 11
+const int d6 = 10; // Digital Pin 10
+const int d4 = 9; // Digital Pin 9
+const int d5 = 8; // Digital Pin 8
+const int d7 = 7; // Digital Pin 7
+
 // Keypad
 const byte ROWS = 4; // Four rows
 const byte COLS = 3; // Three columns
@@ -22,17 +30,21 @@ byte rowPins[ROWS] = {9, 8, 7, 6}; // Connect to the row pinouts of the keypad
 byte colPins[COLS] = {5, 4, 3}; // Connect to the column pinouts of the keypad
 Keypad keypad = Keypad(makeKeymap(keys), rowPins, colPins, ROWS, COLS);
 
-// Kullanıcı RFID kartları ve şifreler
+// Users RFID PASSWORD NAME
 String validCards[] = {"CARD1_UID", "CARD2_UID"};
 String userPasswords[] = {"1234", "5678"};
 String userNames[] = {"X", "Y"};
 
+// LCD
+LiquidCrystal lcd(rs, en, d4, d5, d6, d7);
+
 String enteredPassword = "";
 
 void setup() {
     Serial.begin(115200);
     SPI.begin();
     rfid.PCD_Init();
+    lcd.begin(16, 2);  // initialize the lcd for 16 chars 2 lines, turn on backlight
 }
 
 void loop() {
@@ -53,6 +65,7 @@ void loop() {
         if (isValidCard(cardUID)) {
             String user = getUserByCard(cardUID);
             openDoor();
+            displayGreeting(user, cardUID);
             Serial.print("Hello ");
             Serial.println(user);
             sendResultToJetson("Hello " + user);
@@ -67,6 +80,7 @@ void loop() {
             if (isValidPassword(enteredPassword)) {
                 String user = getUserByPassword(enteredPassword);
                 openDoor();
+                displayGreeting(user, "PASSWORD");
                 Serial.print("Hello ");
                 Serial.println(user);
                 sendResultToJetson("Hello " + user);
@@ -115,13 +129,21 @@ String getUserByPassword(String password) {
 }
 
 void openDoor() {
-   
     digitalWrite(solenoidPin, HIGH);
-    sleep(1);
+    delay(1000); // 1 second delay
+    digitalWrite(solenoidPin, LOW);
 }
 
 void sendResultToJetson(String message) {
     Serial.print("RESULT:");
     Serial.println(message);
 }
 
+void displayGreeting(String user, String identifier) {
+    lcd.clear();
+    lcd.setCursor(0, 0);
+    lcd.print("Merhaba ");
+    lcd.print(user);
+    lcd.setCursor(0, 1);
+    lcd.print(identifier);
+}