Wokwi - Online ESP32, STM32, Arduino Simulator

// ESP32 WiFi access point and Web Server
#include <WiFi.h>
#include <ESPAsyncWebServer.h>

const char* ssid = "UAV_1234";
const char* password = "12345678";

AsyncWebServer server(80);

void setup() {
  Serial.begin(115200);

  // Connect to Wi-Fi
  WiFi.begin(ssid, password);
  while (WiFi.status() != WL_CONNECTED) {
    delay(1000);
    Serial.println("Connecting to WiFi...");
  }
  
  Serial.println("Connected to WiFi");
  Serial.println(WiFi.localIP());

  // Route handler for root URL ("/")
  server.on("/", HTTP_GET, [](AsyncWebServerRequest *request){
    request->send(200, "text/html", "<html><body><h1>ESP32 Server</h1></body></html>");
  });

  // Route handler for "/data" URL
  server.on("/data", HTTP_GET, [](AsyncWebServerRequest *request){
    String data = "Sensor data: 123"; // Replace with your actual data

    // Send the data as the response
    request->send(200, "text/plain", data);
  });

  // Start server
  server.begin();
}

void loop() {
  // Nothing to do here
}