Merge branch 'main' of https://github.com/cepdnaclk/e20-3yp-FlickNest

NodeMcu arduino codes/Fingerprint_unlock_door/Fingerprint_unlock_door.ino

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+#include <Adafruit_Fingerprint.h>
+#include <SoftwareSerial.h>
+#include <Adafruit_GFX.h>
+#include <Adafruit_ST7735.h>
+#include <ESP8266WiFi.h>
+#include <FirebaseESP8266.h>
+
+// WiFi credentials
+#define WIFI_SSID "HUWAI Y5"
+#define WIFI_PASSWORD "12345678"
+
+// Firebase credentials
+#define FIREBASE_HOST "flicknestfirebase-default-rtdb.asia-southeast1.firebasedatabase.app"
+#define FIREBASE_AUTH "V9RtIPyVlbMyLzWzVgDowuBP1Hb2wixZGTWr2Coz"
+
+// Firebase and WiFi objects
+FirebaseData firebaseData;
+FirebaseAuth auth;
+FirebaseConfig config;
+
+// TFT Display pins for ESP8266
+#define TFT_CS   15  // GPIO15 (D8)
+#define TFT_DC   2   // GPIO2  (D4)
+#define TFT_RST  0   // GPIO0  (D3)  - or you can tie this to 3.3V if not used
+
+// Initialize TFT Display object (hardware SPI used by ESP8266)
+Adafruit_ST7735 tft = Adafruit_ST7735(TFT_CS, TFT_DC, TFT_RST);
+
+// Fingerprint Sensor setup using SoftwareSerial
+// Connect sensor TX to ESP8266 RX (GPIO4) and sensor RX to ESP8266 TX (GPIO5)
+// IMPORTANT: If sensor operates at 5V, use a voltage divider on the sensor TX line.
+SoftwareSerial fingerSerial(4, 5); // (RX, TX)
+Adafruit_Fingerprint finger = Adafruit_Fingerprint(&fingerSerial);
+
+// Relay pin controlling the magnetic door lock
+#define RELAY_PIN D0  // GPIO12 (D6)
+
+void setup() {
+  // Initialize Serial monitor for debugging
+  Serial.begin(9600);
+  delay(1000);
+
+  // Initialize SoftwareSerial for fingerprint sensor
+  fingerSerial.begin(57600);
+  finger.begin(57600);
+
+    // Connect to WiFi
+  WiFi.begin(WIFI_SSID, WIFI_PASSWORD);
+  Serial.print("Connecting to WiFi");
+  while (WiFi.status() != WL_CONNECTED) {
+    Serial.print(".");
+    delay(1000);
+  }
+  Serial.println("\nConnected to WiFi!");
+
+  // Print Wi-Fi signal strength
+  Serial.print("WiFi Signal Strength: ");
+  Serial.println(WiFi.RSSI());
+
+  // Configure Firebase
+  config.host = FIREBASE_HOST;
+  config.signer.tokens.legacy_token = FIREBASE_AUTH;
+
+  // Initialize Firebase
+  Firebase.begin(&config, &auth);
+  Firebase.reconnectWiFi(true);
+
+  // Setup relay pin
+  pinMode(RELAY_PIN, OUTPUT);
+  digitalWrite(RELAY_PIN, LOW);  // Start with door locked
+
+  // Initialize TFT Display
+  tft.initR(INITR_144GREENTAB);  // Try INITR_144GREENTAB; if colors are off, try INITR_BLACKTAB or INITR_GREENTAB
+  tft.fillScreen(ST7735_BLACK);
+  tft.setTextColor(ST7735_WHITE);
+  tft.setTextSize(2);
+
+  // Check for fingerprint sensor connection
+  if (finger.verifyPassword()) {
+    Serial.println("Fingerprint sensor found!");
+    tft.setCursor(10, 30);
+    tft.print("Ready...");
+  } else {
+    Serial.println("Fingerprint sensor not found!");
+    tft.setCursor(10, 30);
+    tft.print("Sensor Error");
+    while (1);  // Stop further execution
+  }
+}
+
+void loop() {
+    Serial.println("\nChecking Firebase for updates...");
+
+  // Fetch bulb status from Firebase
+  if (Firebase.get(firebaseData, "/symbols/sym_001/state")) {
+    Serial.print("Firebase Data Type: ");
+    Serial.println(firebaseData.dataType());
+
+    // Verify if data type is boolean
+    if (firebaseData.dataType() == "boolean") {
+      bool bulbState = firebaseData.boolData();
+      digitalWrite(RELAY_PIN, bulbState ? HIGH : LOW);
+      Serial.print("Bulb Status Updated: ");
+      Serial.println(bulbState ? "ON" : "OFF");
+
+        if (bulbState == HIGH) {
+    tft.fillScreen(ST7735_GREEN);
+    tft.setCursor(10, 30);
+    tft.print("Access OK via Band");}
+    } 
+    // If it's not boolean, print the value received
+    else {
+      Serial.print("Unexpected data type! Received: ");
+      Serial.println(firebaseData.stringData());  // Print as string for debugging
+    }
+  } 
+  // If Firebase read fails, print error
+  else {
+    Serial.println("Failed to get data from Firebase!");
+    Serial.print("Error: ");
+    Serial.println(firebaseData.errorReason());
+  }
+
+  delay(500); // Check for updates every 2 seconds
+
+  // Clear display and prompt for a fingerprint
+  tft.fillScreen(ST7735_BLACK);
+  tft.setCursor(10, 30);
+  tft.print("Place Finger");
+  Serial.println("Waiting for fingerprint...");
+
+  int fingerprintID = getFingerprintID();
+  if (fingerprintID > 0) {
+    // Valid fingerprint recognized
+    Serial.println("Access Granted!");
+    tft.fillScreen(ST7735_GREEN);
+    tft.setCursor(10, 30);
+    tft.print("Access OK");
+
+    // Activate relay to unlock the door (adjust HIGH/LOW if your relay is active LOW)
+    digitalWrite(RELAY_PIN, HIGH);
+    delay(5000);  // Keep the door unlocked for 5 seconds
+    digitalWrite(RELAY_PIN, LOW);
+  } else {
+    // Fingerprint not recognized
+    Serial.println("Access Denied!");
+    tft.fillScreen(ST7735_RED);
+    tft.setCursor(10, 30);
+    tft.print("Denied");
+    delay(2000);
+  }
+}
+
+// Function to capture and search for a fingerprint
+int getFingerprintID() {
+  // Wait for a finger to be placed on the sensor
+  if (finger.getImage() != FINGERPRINT_OK) return -1;
+  if (finger.image2Tz() != FINGERPRINT_OK) return -1;
+  if (finger.fingerFastSearch() != FINGERPRINT_OK) return -1;
+
+  // Return the found fingerprint ID
+  return finger.fingerID;
+}

NodeMcu arduino codes/Light_bulb_shake/Light_bulb_shake.ino

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+#include <ESP8266WiFi.h>
+#include <FirebaseESP8266.h>
+
+// WiFi credentials
+#define WIFI_SSID "HUWAI Y5"
+#define WIFI_PASSWORD "12345678"
+
+// Firebase credentials
+#define FIREBASE_HOST "flicknestfirebase-default-rtdb.asia-southeast1.firebasedatabase.app"
+#define FIREBASE_AUTH "V9RtIPyVlbMyLzWzVgDowuBP1Hb2wixZGTWr2Coz"
+
+// Firebase and WiFi objects
+FirebaseData firebaseData;
+FirebaseAuth auth;
+FirebaseConfig config;
+
+// Define GPIO for Bulb
+#define BULB_PIN D5
+
+void setup() {
+  Serial.begin(115200);
+  pinMode(BULB_PIN, OUTPUT);
+  digitalWrite(BULB_PIN, LOW);  // Default OFF
+
+  // Connect to WiFi
+  WiFi.begin(WIFI_SSID, WIFI_PASSWORD);
+  Serial.print("Connecting to WiFi");
+  while (WiFi.status() != WL_CONNECTED) {
+    Serial.print(".");
+    delay(1000);
+  }
+  Serial.println("\nConnected to WiFi!");
+
+  // Print Wi-Fi signal strength
+  Serial.print("WiFi Signal Strength: ");
+  Serial.println(WiFi.RSSI());
+
+  // Configure Firebase
+  config.host = FIREBASE_HOST;
+  config.signer.tokens.legacy_token = FIREBASE_AUTH;
+
+  // Initialize Firebase
+  Firebase.begin(&config, &auth);
+  Firebase.reconnectWiFi(true);
+}
+
+void loop() {
+  Serial.println("\nChecking Firebase for updates...");
+
+  // Fetch bulb status from Firebase
+  if (Firebase.get(firebaseData, "/symbols/sym_002/state")) {
+    Serial.print("Firebase Data Type: ");
+    Serial.println(firebaseData.dataType());
+
+    // Verify if data type is boolean
+    if (firebaseData.dataType() == "boolean") {
+      bool bulbState = firebaseData.boolData();
+      digitalWrite(BULB_PIN, bulbState ? HIGH : LOW);
+      Serial.print("Bulb Status Updated: ");
+      Serial.println(bulbState ? "ON" : "OFF");
+    } 
+    // If it's not boolean, print the value received
+    else {
+      Serial.print("Unexpected data type! Received: ");
+      Serial.println(firebaseData.stringData());  // Print as string for debugging
+    }
+  } 
+  // If Firebase read fails, print error
+  else {
+    Serial.println("Failed to get data from Firebase!");
+    Serial.print("Error: ");
+    Serial.println(firebaseData.errorReason());
+  }
+
+  delay(500); // Check for updates every 2 seconds
+}

NodeMcu arduino codes/Switch_wave/Switch_wave.ino

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+#include <ESP8266WiFi.h>
+#include <FirebaseESP8266.h>
+
+// WiFi credentials
+#define WIFI_SSID "HUWAI Y5"
+#define WIFI_PASSWORD "12345678"
+
+// Firebase credentials
+#define FIREBASE_HOST "flicknestfirebase-default-rtdb.asia-southeast1.firebasedatabase.app"
+#define FIREBASE_AUTH "V9RtIPyVlbMyLzWzVgDowuBP1Hb2wixZGTWr2Coz"
+
+// Firebase and WiFi objects
+FirebaseData firebaseData;
+FirebaseAuth auth;
+FirebaseConfig config;
+
+// Define GPIO for Bulb
+#define BULB_PIN D0
+
+void setup() {
+  Serial.begin(115200);
+  pinMode(BULB_PIN, OUTPUT);
+  digitalWrite(BULB_PIN, LOW);  // Default OFF
+
+  // Connect to WiFi
+  WiFi.begin(WIFI_SSID, WIFI_PASSWORD);
+  Serial.print("Connecting to WiFi");
+  while (WiFi.status() != WL_CONNECTED) {
+    Serial.print(".");
+    delay(1000);
+  }
+  Serial.println("\nConnected to WiFi!");
+
+  // Print Wi-Fi signal strength
+  Serial.print("WiFi Signal Strength: ");
+  Serial.println(WiFi.RSSI());
+
+  // Configure Firebase
+  config.host = FIREBASE_HOST;
+  config.signer.tokens.legacy_token = FIREBASE_AUTH;
+
+  // Initialize Firebase
+  Firebase.begin(&config, &auth);
+  Firebase.reconnectWiFi(true);
+}
+
+void loop() {
+  Serial.println("\nChecking Firebase for updates...");
+
+  // Fetch bulb status from Firebase
+  if (Firebase.get(firebaseData, "/symbols/sym_002/state")) {
+    Serial.print("Firebase Data Type: ");
+    Serial.println(firebaseData.dataType());
+
+    // Verify if data type is boolean
+    if (firebaseData.dataType() == "boolean") {
+      bool bulbState = firebaseData.boolData();
+      digitalWrite(BULB_PIN, bulbState ? HIGH : LOW);
+      Serial.print("Bulb Status Updated: ");
+      Serial.println(bulbState ? "ON" : "OFF");
+    } 
+    // If it's not boolean, print the value received
+    else {
+      Serial.print("Unexpected data type! Received: ");
+      Serial.println(firebaseData.stringData());  // Print as string for debugging
+    }
+  } 
+  // If Firebase read fails, print error
+  else {
+    Serial.println("Failed to get data from Firebase!");
+    Serial.print("Error: ");
+    Serial.println(firebaseData.errorReason());
+  }
+
+  delay(500); // Check for updates every 2 seconds
+}