From 1e82e7cc29a4b8cc543a416aa60dda83bc24500a Mon Sep 17 00:00:00 2001
From: Nisacarolina <nisacarlina23@gmail.com>
Date: Thu, 21 Aug 2025 15:57:15 +0700
Subject: [PATCH] Upload files to "/"

---
 esp32.ino | 148 ++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 148 insertions(+)
 create mode 100644 esp32.ino

diff --git a/esp32.ino b/esp32.ino
new file mode 100644
index 0000000..5ad2f38
--- /dev/null
+++ b/esp32.ino
@@ -0,0 +1,148 @@
+#include "DHT.h"
+#include <WiFi.h>
+#include <Firebase_ESP_Client.h>
+#include "addons/TokenHelper.h"
+#include "addons/RTDBHelper.h"
+
+// ======= KONFIGURASI WIFI =======
+#define WIFI_SSID "flame"
+#define WIFI_PASSWORD "Nisa1234."
+
+// ======= KONFIGURASI FIREBASE =======
+#define API_KEY "AIzaSyBWdmHcBVtmkZ8Eeg5aaLF9nmsiL47MXaI"
+#define DATABASE_URL "https://deteksi-kebakaran-berbas-915bd-default-rtdb.firebaseio.com/"
+#define USER_EMAIL "esp32@device.com"
+#define USER_PASSWORD "123456"
+
+// ======= DEFINISI PIN =======
+#define DHTPIN 5
+#define DHTTYPE DHT11
+#define FLAME_PIN 35
+#define BUZZER_PIN 2
+#define MQ_PIN 34
+#define RELAY_PUMP 19
+#define RELAY_EXHAUST 23
+
+// ======= BATAS DETEKSI =======
+#define SUHU_THRESHOLD 30.0
+#define GAS_THRESHOLD 100
+
+// ======= OBJEK =======
+DHT dht(DHTPIN, DHTTYPE);
+FirebaseData fbdo;
+FirebaseAuth auth;
+FirebaseConfig config;
+bool signupOK = false;
+
+unsigned long sendDataPrevMillis = 0;
+unsigned long timerDelay = 2000;
+
+void setup() {
+  Serial.begin(115200);
+
+  pinMode(FLAME_PIN, INPUT);
+  pinMode(BUZZER_PIN, OUTPUT);
+  pinMode(RELAY_PUMP, OUTPUT);
+  pinMode(RELAY_EXHAUST, OUTPUT);
+
+  digitalWrite(RELAY_PUMP, LOW);
+  digitalWrite(RELAY_EXHAUST, LOW);
+  digitalWrite(BUZZER_PIN, LOW);
+
+  dht.begin();
+
+  WiFi.begin(WIFI_SSID, WIFI_PASSWORD);
+  Serial.print("Connecting to WiFi");
+  while (WiFi.status() != WL_CONNECTED) {
+    Serial.print(".");
+    delay(300);
+  }
+  Serial.println();
+  Serial.println("Connected to WiFi");
+
+  config.api_key = API_KEY;
+  config.database_url = DATABASE_URL;
+  auth.user.email = USER_EMAIL;
+  auth.user.password = USER_PASSWORD;
+
+  if (Firebase.signUp(&config, &auth, USER_EMAIL, USER_PASSWORD)) {
+    Serial.println("Firebase SignUp OK");
+    signupOK = true;
+  } else {
+    Serial.printf("Signup error: %s\n", config.signer.signupError.message.c_str());
+    signupOK = true;
+  }
+
+  config.token_status_callback = tokenStatusCallback;
+  Firebase.begin(&config, &auth);
+  Firebase.reconnectWiFi(true);
+
+  Serial.println("Sistem Deteksi Kebakaran Siap");
+  delay(2000);
+}
+
+void loop() {
+  float suhu = dht.readTemperature();
+  float kelembapan = dht.readHumidity();
+
+  if (isnan(suhu) || isnan(kelembapan)) {
+    Serial.println("Gagal membaca dari sensor DHT!");
+    return;
+  }
+
+  int statusApi = digitalRead(FLAME_PIN);
+  bool apiTerdeteksi = (statusApi == LOW); // LOW = api terdeteksi
+
+  // Baca sensor gas (MQ-2)
+  int totalGas = 0;
+  for (int i = 0; i < 10; i++) {
+    totalGas += analogRead(MQ_PIN);
+    delay(5);
+  }
+  int avgGas = totalGas / 10;
+
+  // === SERIAL MONITOR ===
+  Serial.print("Suhu: ");
+  Serial.print(suhu);
+  Serial.print("°C | Kelembapan: ");
+  Serial.print(kelembapan);
+  Serial.print("% | Api: ");
+  Serial.print(apiTerdeteksi ? "TERDETEKSI" : "AMAN");
+  Serial.print(" | Gas: ");
+  Serial.println(avgGas);
+
+  // === LOGIKA BUZZER ===
+  if (avgGas > 100) {
+    digitalWrite(BUZZER_PIN, HIGH); // Gas berbahaya, buzzer nyala
+  } else {
+    digitalWrite(BUZZER_PIN, LOW);  // Aman, buzzer mati
+  }
+
+  // === LOGIKA POMPA & KIPAS ===
+  if (suhu > 35 && apiTerdeteksi) {
+    digitalWrite(RELAY_PUMP, HIGH);     // Aktifkan waterpump
+    digitalWrite(RELAY_EXHAUST, HIGH);  // Aktifkan kipas
+    Serial.println("Bahaya: Suhu tinggi & api terdeteksi, pompa & kipas ON");
+  } else {
+    digitalWrite(RELAY_PUMP, LOW);      // Matikan waterpump
+    digitalWrite(RELAY_EXHAUST, LOW);   // Matikan kipas
+    Serial.println("Aman: Pompa & kipas dimatikan");
+  }
+
+  // === KIRIM KE FIREBASE ===
+  if (Firebase.ready() && signupOK && (millis() - sendDataPrevMillis > timerDelay || sendDataPrevMillis == 0)) {
+    sendDataPrevMillis = millis();
+
+    Firebase.RTDB.setFloat(&fbdo, "/sensor_data/suhu", suhu);
+    Firebase.RTDB.setFloat(&fbdo, "/sensor_data/kelembapan", kelembapan);
+    Firebase.RTDB.setBool(&fbdo, "/sensor_data/api_terdeteksi", apiTerdeteksi);
+    Firebase.RTDB.setInt(&fbdo, "/sensor_data/gas_value", avgGas);
+    Firebase.RTDB.setBool(&fbdo, "/sensor_data/pump_active", digitalRead(RELAY_PUMP));
+    Firebase.RTDB.setBool(&fbdo, "/sensor_data/exhaust_active", digitalRead(RELAY_EXHAUST));
+    Firebase.RTDB.setBool(&fbdo, "/sensor_data/buzzer_active", digitalRead(BUZZER_PIN));
+
+    Serial.println("Data dikirim ke Firebase");
+  }
+
+  delay(2000); // Delay loop 2 detik
+}
\ No newline at end of file