FirebaseIOTLEDControlAPP.aia下載

#include <ESP8266WiFi.h>

#include <FirebaseArduino.h>

#define FIREBASE_HOST "https://myledcontrol-bfe1a.firebaseio.com/"

#define FIREBASE_AUTH "K4KsetBtJLVyZFFZKUvgL2MtQ4y8o2rDat3ZR9qV"

#define WIFI_SSID "tcy-3" // 變更 WIFI 的名稱

#define WIFI_PASSWORD "034375396" // 變更 WIFI 的密碼

#include <LiquidCrystal_I2C.h>

LiquidCrystal_I2C lcd(0x27,16,2); //設置LCD1602的I2C位址為0x27，LCD1602

#define led 14

String fireStatus = ""; // led status received from firebase

void setup()

{

Serial.begin(115200);

delay(1000);

pinMode(led, OUTPUT);

WiFi.begin(WIFI_SSID, WIFI_PASSWORD);

Serial.print("Connecting to ");

Serial.print(WIFI_SSID);

while (WiFi.status() != WL_CONNECTED)

{

Serial.print(".");

delay(500);

}

Serial.println();

Serial.print("Connected to ");

Serial.println(WIFI_SSID);

lcd.init(); // 給LCD的I2C通訊初始化

lcd.backlight(); // 點亮LCD背光燈

Firebase.begin(FIREBASE_HOST, FIREBASE_AUTH); // 連線到 firebase

Firebase.setString("LED_STATUS", "OFF"); //傳送主導狀態的初始字串

}

void loop()

{

fireStatus = Firebase.getString("LED_STATUS"); // get led status input from firebase

if (fireStatus == "ON")

{ // 比較從firebase接收的主導狀態的輸入

Serial.println("Led Turned ON");

digitalWrite(led, HIGH); // make external led ON

lcd.setCursor(0, 0);

lcd.print("Led Turned ON");

}

else if (fireStatus == "OFF")

{ // 比較從firebase接收的 led 狀態的輸入

Serial.println("Led Turned OFF");

digitalWrite(led, LOW); // make external led OFF

lcd.setCursor(0, 0);

lcd.print("Led Turned ON");

}

else

{

Serial.println("Command Error! Please send ON/OFF");

}

}