بروجكت 11 - Wokwi ESP32, STM32, Arduino Simulator

#include <WiFi.h>

const char* ssid = "Wokwi-GUEST";   
const char* password = "";          

WiFiServer server(80);  

int ledPin = 2; 

void setup() {
  
  pinMode(ledPin, OUTPUT);
  digitalWrite(ledPin, LOW);

 
  Serial.begin(115200);
  Serial.println();

  
  Serial.print("Connecting to WiFi...");
  WiFi.begin(ssid, password);
  while (WiFi.status() != WL_CONNECTED) {
    delay(1000);
    Serial.print(".");
  }

  Serial.println("\nWiFi connected.");
  Serial.print("IP address: ");
  Serial.println(WiFi.localIP());

  server.begin();
}

void loop() {
  WiFiClient client = server.available();
  if (client) {
    String currentLine = "";
    while (client.connected()) {
      if (client.available()) {
        char c = client.read();
        if (c == '\n') {
          if (currentLine.length() == 0) {
            client.println("HTTP/1.1 200 OK");
            client.println("Content-Type: text/html");
            client.println();
            client.println("<!DOCTYPE HTML>");
            client.println("<html>");
            client.println("<h1>ESP32 LED Control</h1>");
            client.println("<a href=\"/LED=ON\"><button>Turn ON</button></a>");
            client.println("<a href=\"/LED=OFF\"><button>Turn OFF</button></a>");
            client.println("</html>");
            break;
          } else {
            if (currentLine.indexOf("GET /LED=ON") >= 0) {
              digitalWrite(ledPin, HIGH);
            } else if (currentLine.indexOf("GET /LED=OFF") >= 0) {
              digitalWrite(ledPin, LOW);
            }
            currentLine = "";
          }
        } else if (c != '\r') {
          currentLine += c;
        }
      }
    }
    client.stop();
  }

  if (Serial.available()) {
    String command = Serial.readStringUntil('\n');
    command.trim(); 
    if (command == "ON") {
      digitalWrite(ledPin, HIGH);
      Serial.println("LED is ON");
    } else if (command == "OFF") {
      digitalWrite(ledPin, LOW);
      Serial.println("LED is OFF");
    } else {
      Serial.println("Invalid command. Use ON or OFF.");
    }
  }
}