Wokwi - Online ESP32, STM32, Arduino Simulator

#include <WiFi.h>
#include <ESPAsyncWebServer.h>

// Nome e password dell'Access Point
const char* ssid = "ESP32-C3-AP";
const char* password = "12345678";

// Pin da controllare
const int pin10 = 10;
const int pin9 = 9;
const int pin8 = 8;

// Stato dei pin
volatile bool blink10 = false;
volatile bool blink9 = false;
volatile bool blink8 = false;

AsyncWebServer server(80);

void setup() {
  // Configurazione dei pin
  pinMode(pin10, OUTPUT);
  pinMode(pin9, OUTPUT);
  pinMode(pin8, OUTPUT);

  // Avvio seriale
  Serial.begin(115200);

  // Configurazione Access Point
  WiFi.softAP(ssid, password);
  Serial.println("Access Point creato:");
  Serial.print("SSID: ");
  Serial.println(ssid);
  Serial.print("IP Address: ");
  Serial.println(WiFi.softAPIP());

  // Pagina HTML
  const char html[] = R"rawliteral(
    <!DOCTYPE html>
    <html>
    <head>
      <title>Controllo PIN</title>
      <style>
        body { font-family: Arial; text-align: center; }
        button { padding: 10px 20px; margin: 5px; font-size: 16px; }
      </style>
    </head>
    <body>
      <h1>Controllo dei Pin</h1>
      <div>
        <h2>Pin 10</h2>
        <button onclick="sendRequest('pin10', 'on')">ON</button>
        <button onclick="sendRequest('pin10', 'off')">OFF</button>
        <button onclick="sendRequest('pin10', 'blink')">BLINK</button>
      </div>
      <div>
        <h2>Pin 9</h2>
        <button onclick="sendRequest('pin9', 'on')">ON</button>
        <button onclick="sendRequest('pin9', 'off')">OFF</button>
        <button onclick="sendRequest('pin9', 'blink')">BLINK</button>
      </div>
      <div>
        <h2>Pin 8</h2>
        <button onclick="sendRequest('pin8', 'on')">ON</button>
        <button onclick="sendRequest('pin8', 'off')">OFF</button>
        <button onclick="sendRequest('pin8', 'blink')">BLINK</button>
      </div>
      <script>
        function sendRequest(pin, action) {
          fetch(`/${pin}/${action}`).then(response => {
            if (response.ok) {
              alert(`${pin} impostato su ${action}`);
            }
          });
        }
      </script>
    </body>
    </html>
  )rawliteral";

  // Gestione richieste
  server.on("/pin10/on", HTTP_GET, [](AsyncWebServerRequest *request){
    digitalWrite(pin10, HIGH);
    blink10 = false;
    request->send(200, "text/plain", "Pin 10 ON");
  });
  server.on("/pin10/off", HTTP_GET, [](AsyncWebServerRequest *request){
    digitalWrite(pin10, LOW);
    blink10 = false;
    request->send(200, "text/plain", "Pin 10 OFF");
  });
  server.on("/pin10/blink", HTTP_GET, [](AsyncWebServerRequest *request){
    blink10 = true;
    request->send(200, "text/plain", "Pin 10 BLINK");
  });

  server.on("/pin9/on", HTTP_GET, [](AsyncWebServerRequest *request){
    digitalWrite(pin9, HIGH);
    blink9 = false;
    request->send(200, "text/plain", "Pin 9 ON");
  });
  server.on("/pin9/off", HTTP_GET, [](AsyncWebServerRequest *request){
    digitalWrite(pin9, LOW);
    blink9 = false;
    request->send(200, "text/plain", "Pin 9 OFF");
  });
  server.on("/pin9/blink", HTTP_GET, [](AsyncWebServerRequest *request){
    blink9 = true;
    request->send(200, "text/plain", "Pin 9 BLINK");
  });

  server.on("/pin8/on", HTTP_GET, [](AsyncWebServerRequest *request){
    digitalWrite(pin8, HIGH);
    blink8 = false;
    request->send(200, "text/plain", "Pin 8 ON");
  });
  server.on("/pin8/off", HTTP_GET, [](AsyncWebServerRequest *request){
    digitalWrite(pin8, LOW);
    blink8 = false;
    request->send(200, "text/plain", "Pin 8 OFF");
  });
  server.on("/pin8/blink", HTTP_GET, [](AsyncWebServerRequest *request){
    blink8 = true;
    request->send(200, "text/plain", "Pin 8 BLINK");
  });

  // Servire la pagina HTML
  server.on("/", HTTP_GET, [html](AsyncWebServerRequest *request){
    request->send(200, "text/html", html);
  });

  // Avvio server
  server.begin();
}

void loop() {
  static unsigned long lastBlink = 0;
  if (millis() - lastBlink >= 1000) {
    lastBlink = millis();
    if (blink10) digitalWrite(pin10, !digitalRead(pin10));
    if (blink9) digitalWrite(pin9, !digitalRead(pin9));
    if (blink8) digitalWrite(pin8, !digitalRead(pin8));
  }
}
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