import network, time

wlan_sta = network.WLAN(network.STA_IF)
wlan_sta.active(True)
wlan_sta.disconnect()

wlan_sta.connect("WLAN-Name","WLAN-Passwort")    

print("Verbinde mit WLAN .",end="")
while not wlan_sta.isconnected():
  print(".",end="")
  time.sleep(0.2)
print("\nMit WLAN verbunden")

print("\nhttp://"+wlan_sta.ifconfig()[0]+"\n\n")

import socket
s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
s.bind(('', 80))
s.listen(5)

from machine import Pin
led1 = Pin( 2, Pin.OUT)  # GPIO2  -  TX/D9

while True:
  conn, addr = s.accept();
  print('Habe ein Verbindung: ', str(addr))
  request = str(conn.recv(1024), "UTF-8")
  request = request[0:request.find("\n")];
  if request.find("/favicon.ico")==-1:
    led1.value( not led1.value() )
    response = "<h1>Onboard Led: " + str(led1.value()) + "</h1>"
    print("pfad= ",pfad,"  response = ",response)
    conn.send(response)
  else:
    print()  
  conn.close()