Wokwi - Online ESP32, STM32, Arduino Simulator

import socket
import network
import time
from machine import Pin

# -------------------------
#   CONFIGURAR LEDS
# -------------------------
led1 = Pin(14, Pin.OUT)   # LED 1
led2 = Pin(15, Pin.OUT)   # LED 2

# -------------------------
#   ACCESS POINT
# -------------------------
ssid = 'ESP32_RPI_PICO_AP'
password = '12345678'

ap = network.WLAN(network.AP_IF)
ap.config(essid=ssid, password=password)
ap.active(True)

for i in range(10):
    if ap.active():
        break
    time.sleep(1)

print("Conexión exitosa")
print(ap.ifconfig())

# ---------------------------------------
#       CONTADOR GLOBAL
# ---------------------------------------
contador = 0

# ---------------------------------------
#   GENERAR PAGINA HTML
# ---------------------------------------
def web_page(cont, l1, l2):
    estado_led1 = "ENCENDIDO" if l1 else "APAGADO"
    estado_led2 = "ENCENDIDO" if l2 else "APAGADO"

    return f"""<!DOCTYPE html>
<html>
<head>
    <title>Pico W - ESP32</title>
    <meta http-equiv="refresh" content="1">   <!-- Auto refresco cada 1 segundo -->
</head>
<body>
    <h1>Servidor Web con Control de LEDs</h1>

    <h2>Contador: {cont}</h2>

    <h3>LED en GP14 está: {estado_led1}</h3>
    <a href="/led1_on"><button>Encender LED 14</button></a>
    <a href="/led1_off"><button>Apagar LED 14</button></a>

    <h3>LED en GP15 está: {estado_led2}</h3>
    <a href="/led2_on"><button>Encender LED 15</button></a>
    <a href="/led2_off"><button>Apagar LED 15</button></a>

    <br><br>
    <p>German Jesus Pereira Muñoz PhD.</p>
</body>
</html>
"""

# ---------------------------------------
#   SERVIDOR WEB
# ---------------------------------------
s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
s.bind(('', 80))
s.listen(5)

print("Servidor web operativo en el puerto 80...")

while True:
    try:
        conn, addr = s.accept()
        print("Conexión desde:", addr)

        request = conn.recv(1024).decode()
        print("Solicitud:", request)

        # Analizar comandos
        if "/led1_on" in request:
            led1.value(1)
        if "/led1_off" in request:
            led1.value(0)
        if "/led2_on" in request:
            led2.value(1)
        if "/led2_off" in request:
            led2.value(0)

        # Incrementar contador
        contador += 1

        # Generar respuesta
        html = web_page(contador, led1.value(), led2.value())

        # Cabeceras HTTP
        conn.send("HTTP/1.1 200 OK\r\n")
        conn.send("Content-Type: text/html\r\n")
        conn.send("Connection: close\r\n\r\n")
        conn.sendall(html)

        conn.close()

    except Exception as e:
        print("Error:", e)