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• Arduino.ino

  HackAtech Industries • 04/02/2021 at 07:56 • 0 comments

  //code of Universal Internet Connected Remote Control
  // idea form maker.io
  //made by RVS Aditya From HackAtech Industries
  #include <IRremoteESP8266.h>
  #include <IRsend.h>
  #include <ESP8266WiFi.h>
  
  #define LED_PIN 5
  #define STORAGE_SIZE 5
  
  const char* ssid = "YOUR_NETWORK_NAME";
  const char* pass = "NETWORK_PASSWORD";
  
  WiFiServer server(80);
  IRsend sender(LED_PIN);
  
  long codes[STORAGE_SIZE] = {0x00123,0x02,0xAB,0x0F,0x0};
  bool stored[STORAGE_SIZE] = {true,false,false,false,false};
  int protocols[STORAGE_SIZE] = {0,1,1,0,1};
  
  // Function Prototypes
  int containsValidIndex(String);
  String findParameterValue(String, String);
  
  void setup()
  {
    Serial.begin(9600);
  
    while(!Serial)
  	delay(50);
  
    sender.begin();
  
    Serial.println("");
    Serial.print("Connecting to ");
    Serial.print(ssid);
  
    WiFi.begin(ssid, pass);
  
    while(WiFi.status() != WL_CONNECTED)
    {
  	Serial.print(".");
  	delay(500);
    }
  
    Serial.println("Done!");
  
    Serial.println("Starting server...");
    server.begin();
   
    Serial.print("Server started with address ");
    Serial.print("http://");
    Serial.print(WiFi.localIP());
    Serial.println("/");
  }
  
  void loop()
  {
    // Check for incoming connections
    WiFiClient c = server.available();
  
    if(c)
    {
  	while(!c.available())
    	delay(10);
  
  	// Read the first line of the HTTP request
  	// It contains something similar to the following line:
  	// METHOD /requested_url HTTP_VERSION
  	// for example:
  	// GET /send?value=0x0085&protocol=NEC HTTP/1.1
  	// However, for the sake of simplicity this device only accepts
  	// GET requests as they can be sent with any web browser.
  	// Updating values this way is not the 'correct' way according to
  	// the HTTP standard but it makes using the device easier.
      
  	String request = c.readStringUntil('\r');
  	c.flush();
   
  	int error = 0;
  
  	int value = request.indexOf("value=");
  	int protocol = request.indexOf("protocol=");
  	int index = request.indexOf("index=");
  	int snd = request.indexOf("/send");
  	int str = request.indexOf("/store");
  	int del = request.indexOf("/delete");
      
  	Serial.println(request);
  
  	// The following few if/else-statements parse the incoming request
  	// and then execute the action that the user requested.
  
  	// The user requested the send page and did not include /store or /delete in their request
  	if (snd != -1 && str == -1 && del == -1)
  	{
    	// The user requested the send page and included a value for the index
    	if(index != -1)
    	{
      	// Check if the supplied index is valid (i.e. at least zero and less than STORAGE_SIZE)
      	// And check if the values array contains an entry at the requested position
  
      	// First, get the value of the parameter as a string
      	String index_string = findParameterValue(request, "index");
     	 
      	// Next, convert it to an integer and check whether the value is valid
      	int i = containsValidIndex(index_string);
  
      	if(i > -1 && stored[i])
      	{
        	// The parameter was valid. Repeat the stored value!
        	// Make sure to verify the bit length for your remotes!
        	// I used 32 and 14 in this program, but yours might vary
        	if(protocols[i] == 0)
          	sender.sendNEC(codes[i], 32);
        	else
          	sender.sendRC5(codes[i], 14);
       	 
        	Serial.print("Repeat the value stored at position ");
        	Serial.println(i);
      	}
    	}
    	// The user supplied the wrong parameters for this request.
    	else
    	{
      	error = 1;
      	Serial.print("Unknown request: ");
      	Serial.println(request);
    	}
  	}
  	// The user requested the /store page and the request didn't include
  	// the /send or /delete page
  	else if(str != -1 && snd == -1 && del == -1)
  	{
    	// The user supplied the wrong parameters for this request.
    	// (Either of the three parameters is missing)
    	if(index == -1 || protocol == -1 || value == -1)
    	{
      	error = 1;
      	Serial.print("BAD REQUEST. Missing field: ");
      	Serial.println(request);
    	}
    	else
    	{
      	String p = findParameterValue(request, "protocol");
      	String v = findParameterValue(request, "value");
      	int i = containsValidIndex(findParameterValue(request, "index"));
  
      	// Check if the supplied index is valid
      	if(i > -1)
  ...

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