IOT Based Home Automation Code

Copy and Paste this code in arduino software and save as HomeAuto.ino

/*
 * Copyright (c) 2015, blog.circuits4you.com
 * All rights reserved.
/* Create a WiFi access point and provide a web server on it. */

#include <ESP8266WiFi.h>
#include <WiFiClient.h> 
#include <ESP8266WebServer.h>

#include "mainPage.h"

const int Load1=16;
const int Load2=14;
const int Load3=12;
const int Load4=13;

/* Set these to your desired credentials. */
const char *ssid = "HomeServer";
const char *password = "homeautomation";

ESP8266WebServer server(80);
String L1Status,L2Status,L3Status,L4Status,Temperature;
//=======================================================================
//                    handles main page 192.168.4.1
//=======================================================================
/* Just a little test message.  Go to http://192.168.4.1 in a web browser
 * connected to this access point to see it.
 */
void handleRoot() {
  String s = MAIN_page;    
  s.replace("@@L1@@", L1Status);
  s.replace("@@L2@@", L2Status);
  s.replace("@@L3@@", L3Status);
  s.replace("@@L4@@", L4Status);
  s.replace("@@TEMP@@", Temperature);
  server.send(200, "text/html", s);    
}

//=======================================================================
//                    Handle Set Date/Time Settings
//=======================================================================
void handleForm() {
  String t_state = server.arg("submit");
  
  Temperature = String(analogRead(A0)/10);   //Do calibration here
  
//Change Load-1 State as per request
  if(t_state=="ON1")
  {
    L1Status="ON";    
    digitalWrite(Load1, HIGH);       //Load1 Turned on
  }
  
  if(t_state=="OFF1")
  {
    L1Status="OFF";    
    digitalWrite(Load1, HIGH);      //Load1 Turned off  
  }
//Change Load-2 State as per request
  if(t_state=="ON2")
  {
    L2Status="ON";    
    digitalWrite(Load2, HIGH);       //Load1 Turned on
  }
  
  if(t_state=="OFF2")
  {
    L2Status="OFF";    
    digitalWrite(Load2, HIGH);      //Load1 Turned off  
  }
//Change Load-3 State as per request
  if(t_state=="ON3")
  {
    L3Status="ON";    
    digitalWrite(Load3, HIGH);       //Load1 Turned on
  }
  
  if(t_state=="OFF3")
  {
    L3Status="OFF";    
    digitalWrite(Load3, HIGH);      //Load1 Turned off  
  }
//Change Load-4 State as per request
  if(t_state=="ON4")
  {
    L4Status="ON";    
    digitalWrite(Load4, HIGH);       //Load1 Turned on
  }
  
  if(t_state=="OFF4")
  {
    L4Status="OFF";    
    digitalWrite(Load4, HIGH);      //Load1 Turned off  
  }

  server.sendHeader("Location", "/");
  server.send(302, "text/plain", "Updated-- Press Back Button");  //This Line Keeps It on Same Page
   
  delay(500);
}
//=======================================================================
//                    Power on setup
//=======================================================================

void setup() {
  delay(1000);
  /* You can remove the password parameter if you want the AP to be open. */
  WiFi.softAP(ssid, password);

  IPAddress myIP = WiFi.softAPIP();
  server.on("/", handleRoot);
  server.on("/form", handleForm);
 
  server.begin();
  pinMode(Load1, OUTPUT);
  pinMode(Load2, OUTPUT);
  pinMode(Load3, OUTPUT);
  pinMode(Load4, OUTPUT);  
}

//=======================================================================
//                    Main Program Loop
//=======================================================================
void loop() {
  server.handleClient();
}
//=======================================================================

Copy and Paste this code and save as "mainPage.h"

const char MAIN_page[] PROGMEM = R"=====(
<HTML>
<TITLE>
REMOTE LED ON/OFF CONTROL
</TITLE>
<BODY>
<CENTER>
<FORM>
<TABLE>
<TR><TD colspan=2><B>IoT Based Home Automation System</B></TD></TR>
<TR><TD>Temp: @@TEMP@@ C</TD><TD>Load Status</TD></TR>

<TR><TD>
<INPUT TYPE=SUBMIT VALUE="ON1">
<INPUT TYPE=SUBMIT VALUE="OFF1">
</TD>
<TD>@@L1@@</TD></TR>

<TR><TD>
<INPUT TYPE=SUBMIT VALUE="ON2">
<INPUT TYPE=SUBMIT VALUE="OFF2">
</TD>
<TD>@@L2@@</TD></TR>

<TR><TD>
<INPUT TYPE=SUBMIT VALUE="ON3">
<INPUT TYPE=SUBMIT VALUE="OFF3">
</TD>
<TD>@@L3@@</TD></TR>

<TR><TD>
<INPUT TYPE=SUBMIT VALUE="ON4">
<INPUT TYPE=SUBMIT VALUE="OFF4">
</TD>
<TD>@@L4@@</TD></TR>


<TR><TD colspan=2><B><CENTER>blog.circuits4you.com</CENTER></B></TD></TR>
</TABLE>
</FORM>

</CENTER>
</BODY>
</HTML>
)=====";

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Wednesday, April 13, 2016

IOT Based Home Automation Code

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