Services

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servidor web arduino

#include <WiFi.h>
#include <WebServer.h>

// Credenciales WiFi
const char* ssid = "Tu_WiFi";
const char* password = "Tu_Contraseña";

// Definir PIN del LED (GPIO 2 suele ser el interno en ESP32)
const int ledPin = 2;

WebServer server(80);

// HTML que se envía al navegador
String getHTML() {
  String html = "<!DOCTYPE html><html><head>";
  html += "<meta name=\"viewport\" content=\"width=device-width, initial-scale=1\">";
  html += "<style>body{font-family:sans-serif;text-align:center;padding:20px;}";
  html += ".btn{padding:15px 30px;font-size:20px;margin:10px;border:none;border-radius:5px;cursor:pointer;}";
  html += ".on{background:green;color:white;} .off{background:red;color:white;}</style>";
  html += "</head><body><h1>Control LED ESP32</h1>";
  html += "<a href=\"/on\"><button class=\"btn on\">ENCENDER</button></a>";
  html += "<a href=\"/off\"><button class=\"btn off\">APAGAR</button></a>";
  html += "</body></html>";
  return html;
}

void handleRoot() {
  server.send(200, "text/html", getHTML());
}

void handleLedOn() {
  digitalWrite(ledPin, HIGH);
  Serial.println("LED Encendido vía Web");
  server.send(200, "text/html", getHTML());
}

void handleLedOff() {
  digitalWrite(ledPin, LOW);
  Serial.println("LED Apagado vía Web");
  server.send(200, "text/html", getHTML());
}

void setup() {
  Serial.begin(115200);
  pinMode(ledPin, OUTPUT);
  
  // Conexión WiFi
  WiFi.begin(ssid, password);
  while (WiFi.status() != WL_CONNECTED) {
    delay(500);
    Serial.print(".");
  }
  
  Serial.println("");
  Serial.println("WiFi conectado.");
  Serial.println("IP: ");
  Serial.println(WiFi.localIP());

  // Rutas del Servidor
  server.on("/", handleRoot);
  server.on("/on", handleLedOn);
  server.on("/off", handleLedOff);

  server.begin();
}

void loop() {
  server.handleClient();
}
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Service 3

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