INTERNET OF THINGS(IOT)- BLINK & THINGSPEAK
1.STANDALONE CODE FOR BLINK APP
/* Comment this out to disable prints and save space */
#define BLYNK_PRINT Serial
#include <ESP8266WiFi.h>
#include <BlynkSimpleEsp8266.h>
// You should get Auth Token in the Blynk App.
// Go to the Project Settings (nut icon).
char auth[] = "yU5iWR2svAgOm9JM6RUHFLpcse0XZyWC";
// Your WiFi credentials.
// Set password to "" for open networks.
char ssid[] = "redmi";
char pass[] = "123456789";
void setup()
{
// Debug console
Serial.begin(9600);
Blynk.begin(auth, ssid, pass);
}
void loop()
{
Blynk.run();
}
1.STANDALONE CODE FOR THINGSPEAK
#include <ESP8266WiFi.h>;
#include <WiFiClient.h>;
#include <ThingSpeak.h>;
const char* ssid = "redmi"; //Your Network SSID
const char* password = "123456789"; //Your Network Password
int val;
int LDRpin = A0; //LDR Pin Connected at A0 Pin
WiFiClient client;
unsigned long myChannelNumber = 1251936; //Your Channel Number (Without Brackets)
const char * myWriteAPIKey = "YL2OW0I5WWOVI8TF"; //Your Write API Key
void setup()
{
Serial.begin(9600);
delay(10);
// Connect to WiFi network
WiFi.begin(ssid, password);
ThingSpeak.begin(client);
}
void loop()
{
val = analogRead(LDRpin); //Read Analog values and Store in val variable
Serial.print(val); //Print on Serial Monitor
delay(1000);
ThingSpeak.writeField(myChannelNumber, 1,val, myWriteAPIKey); //Update in ThingSpeak
delay(100);
}
MIT APP INVERTER
#include <ESP8266WiFi.h>
#define FAN D2
#define LIGHT D4
const char* ssid = "redmi";
const char* password = "123456789";
WiFiServer server(80);
void setup() {
Serial.begin(115200);
pinMode(FAN, OUTPUT);
pinMode(LIGHT, OUTPUT);
digitalWrite(FAN,HIGH);
digitalWrite(LIGHT,HIGH);
Serial.println();
Serial.println();
Serial.print("Connecting to ");
Serial.println(ssid);
WiFi.begin(ssid, password);
while (WiFi.status() != WL_CONNECTED)
{
delay(500);
Serial.print(".");
}
Serial.println(" ");
Serial.println("WiFi connected");
server.begin();
Serial.println("Server started");
Serial.println(WiFi.localIP());
}
void loop() {
WiFiClient client = server.available();
if (!client) {
return;
}
Serial.println("new client");
while(!client.available())
{
delay(1);
}
String req = client.readStringUntil('\r');
Serial.println(req);
client.flush();
if (req.indexOf("/fanon") != -1)
{
digitalWrite(FAN,LOW);
Serial.println("FAN ON");
}
else if(req.indexOf("/fanoff") != -1)
{
digitalWrite(FAN,HIGH);
Serial.println("FAN OFF");
}
if (req.indexOf("/lighton") != -1)
{
digitalWrite(LIGHT,LOW);
Serial.println("LIGHT ON");
}
else if(req.indexOf("/lightoff") != -1)
{
digitalWrite(LIGHT,HIGH);
Serial.println("LIGHT OFF");
}
String web = "HTTP/1.1 200 OK\r\nContent-Type: text/html\r\n\r\n";
client.print(web);
}
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