How to Make IOT BASED LPG LEAKAGE DETECTION SYSTEM

- January 06, 2024

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Free Code :-

#define BLYNK_TEMPLATE_ID "TMPL3DV-hZyu7"

#define BLYNK_TEMPLATE_NAME "IOT GAS Leakage Detector"

#define BLYNK_AUTH_TOKEN "ZntdeW8MQ0kJMnQSjBwjdn7xPA7ipfp1"

#define BLYNK_PRINT Serial

#include <ESP8266WiFi.h>

#include <BlynkSimpleEsp8266.h>
#include <LiquidCrystal_I2C.h>

LiquidCrystal_I2C lcd(0x27,16,2);

char auth[] = BLYNK_AUTH_TOKEN;

char ssid[] = "IOT"; // Enter your wifi name

char pass[] = "00000000"; // Enter your wifi password

int smokeA0 = A0;

int data = 0;

int sensorThres = 100;

int BUZZER = D0;

int FAN = D8; // Relay

int SIM = D7;//GSM system

BlynkTimer timer;

void sendSensor(){

int data = analogRead(smokeA0);

Blynk.virtualWrite(V0, data);

Serial.print("Pin A0: ");

Serial.println(data);

if(data > 449)     // Change the Trashold value

{

    Blynk.logEvent("iot_device","Gas Leakage Detected");

}

}

void setup(){

pinMode(smokeA0, INPUT);

   Serial.begin(115200);

Blynk.begin(auth, ssid, pass);

//dht.begin();

timer.setInterval(2500L, sendSensor);

}

void loop(){
Blynk.run();