Webserver (Station Mode)

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Code

#include <ESP8266WiFi.h>

#include <ESP8266WebServer.h>

/*Put your SSID & Password*/

const char* ssid = "YourNetworkName";  // Enter SSID here

const char* password = "YourPassword";  //Enter Password here

ESP8266WebServer server(80);

uint8_t LED1pin = D7;

bool LED1status = LOW;

uint8_t LED2pin = D6;

bool LED2status = LOW;

void setup() {

  Serial.begin(115200);

  delay(100);

  pinMode(LED1pin, OUTPUT);

  pinMode(LED2pin, OUTPUT);

  Serial.println("Connecting to ");

  Serial.println(ssid);

  //connect to your local wi-fi network

  WiFi.begin(ssid, password);

  //check wi-fi is connected to wi-fi network

  while (WiFi.status() != WL_CONNECTED) {

  delay(1000);

  Serial.print(".");

  Serial.println("");

  Serial.println("WiFi connected..!");

  Serial.print("Got IP: ");  Serial.println(WiFi.localIP());

  server.on("/", handle_OnConnect);

  server.on("/led1on", handle_led1on);

  server.on("/led1off", handle_led1off);

  server.on("/led2on", handle_led2on);

  server.on("/led2off", handle_led2off);

  server.onNotFound(handle_NotFound);

  server.begin();

  Serial.println("HTTP server started");

void loop() {

  server.handleClient();

  if(LED1status)

  {digitalWrite(LED1pin, HIGH);}

  else

  {digitalWrite(LED1pin, LOW);}

  if(LED2status)

  {digitalWrite(LED2pin, HIGH);}

  else

  {digitalWrite(LED2pin, LOW);}

void handle_OnConnect() {

  LED1status = LOW;

  LED2status = LOW;

  Serial.println("GPIO7 Status: OFF | GPIO6 Status: OFF");

  server.send(200, "text/html", SendHTML(LED1status,LED2status));

void handle_led1on() {

  LED1status = HIGH;

  Serial.println("GPIO7 Status: ON");

  server.send(200, "text/html", SendHTML(true,LED2status));

void handle_led1off() {

  LED1status = LOW;

  Serial.println("GPIO7 Status: OFF");

  server.send(200, "text/html", SendHTML(false,LED2status));

void handle_led2on() {

  LED2status = HIGH;

  Serial.println("GPIO6 Status: ON");

  server.send(200, "text/html", SendHTML(LED1status,true));

void handle_led2off() {

  LED2status = LOW;

  Serial.println("GPIO6 Status: OFF");

  server.send(200, "text/html", SendHTML(LED1status,false));

void handle_NotFound(){

  server.send(404, "text/plain", "Not found");

String SendHTML(uint8_t led1stat,uint8_t led2stat){

  String ptr = "<!DOCTYPE html> <html>\n";

  ptr +="<head><meta name=\"viewport\" content=\"width=device-width, initial-scale=1.0, user-scalable=no\">\n";

  ptr +="<title>LED Control</title>\n";

  ptr +="<style>html { font-family: Helvetica; display: inline-block; margin: 0px auto; text-align: center;}\n";

  ptr +="body{margin-top: 50px;} h1 {color: #444444;margin: 50px auto 30px;} h3 {color: #444444;margin-bottom: 50px;}\n";

  ptr +=".button {display: block;width: 80px;background-color: #1abc9c;border: none;color: white;padding: 13px 30px;text-decoration: none;font-size: 25px;margin: 0px auto 35px;cursor: pointer;border-radius: 4px;}\n";

  ptr +=".button-on {background-color: #1abc9c;}\n";

  ptr +=".button-on:active {background-color: #16a085;}\n";

  ptr +=".button-off {background-color: #34495e;}\n";

  ptr +=".button-off:active {background-color: #2c3e50;}\n";

  ptr +="p {font-size: 14px;color: #888;margin-bottom: 10px;}\n";

  ptr +="</style>\n";

  ptr +="</head>\n";

  ptr +="<body>\n";

  ptr +="<h1>ESP8266 Web Server</h1>\n";

    ptr +="<h3>Using Station(STA) Mode</h3>\n";

   if(led1stat)

  {ptr +="<p>LED1 Status: ON</p><a class=\"button button-off\" href=\"/led1off\">OFF</a>\n";}

  else

  {ptr +="<p>LED1 Status: OFF</p><a class=\"button button-on\" href=\"/led1on\">ON</a>\n";}

  if(led2stat)

  {ptr +="<p>LED2 Status: ON</p><a class=\"button button-off\" href=\"/led2off\">OFF</a>\n";}

  else

  {ptr +="<p>LED2 Status: OFF</p><a class=\"button button-on\" href=\"/led2on\">ON</a>\n";}

  ptr +="</body>\n";

  ptr +="</html>\n";

  return ptr;

Reference

https://lastminuteengineers.com/creating-esp8266-web-server-arduino-ide/

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