li2hub

int pinValue=A0;//declaring analog pin as pinValue
void setup() {
Serial.begin(9600);//setting baud rate to 9600
pinMode(4,OUTPUT);//declaring GPIO4 as output
}

void loop() {
  int x=analogRead(pinValue);//taking values from the sensor to the variable x
Serial.println(x);//printing the sensor value onto the serial monitor
delay(500);

li2hub

#include <ESP8266WiFi.h>
#include <PubSubClient.h>
 
const char* ssid = "YourNetworkName";
const char* password =  "YourNetworkPassword";
const char* mqttServer = "m11.cloudmqtt.com";
const int mqttPort = 12948; //your port number
const char* mqttUser = "YourMqttUser";
const char* mqttPassword = "YourMqttUserPassword";
 

li2hub

#include <ESP8266WiFi.h>

    const char* ssid     = "Network";
    const char* password = "nononono";     

    int wifiStatus;
     
    void setup() {
      
      Serial.begin(9600);

li2hub

#include <EEPROM.h>

void setup()
{
  Serial.begin(9600);

  uint addr = 0;

  struct {
    uint val = 0;

li2hub

// defines pins numbers
const int trigPin = 2;  //D4
const int echoPin = 0;  //D3

// defines variables
long duration;
int distance;

void setup() {
pinMode(trigPin, OUTPUT); // Sets the trigPin as an Output

li2hub

 #include <ESP8266WiFi.h>
 #include "DHT.h"        // DHT11 temperature and humidity sensor Predefined library
 
#define DHTTYPE DHT11   // DHT 11
#define dht_dpin 0      //GPIO-0 D3 pin of nodemcu

const char* ssid = "Your SSID";
const char* password = "Your Wifi Password";

li2hub

int ldr = A0; //Analog pin from LDR
int ledPin=11; //Digital Pin to LED
int ldrValue;

void setup() {
pinMode(ldr,INPUT);
pinMode(ledPin,OUTPUT);
Serial.begin(9600); //Start the Serial communication and set rate to 9600
}

li2hub

// the setup function runs once when you press reset or power the board
void setup() {
pinMode(13, OUTPUT);     // Set pin 13 as an OUTPUT pin
}

// the loop function runs over and over again forever
void loop() {
digitalWrite(13, HIGH); // turn the LED ON
delay(1000);            // waits for a second
digitalWrite(13, LOW);  // turn the LED OFF

li2hub

float temp;                                                               //Declare temp variable of type float

int tempPin =A 0;                                     //The analog pin of  LM35 is connected to this analog input pin of Arduino, here it is connected to A0

void setup()

{

Serial.begin(9600);                                              //Sets data rate for serial transmission between the Arduino and the computer

li2hub

const int ledPin = 13;const int ldrPin = A0;void setup() {

Serial.begin(9600);

pinMode(ledPin, OUTPUT);

pinMode(ldrPin, INPUT);

}