"""
Board: ESP32 R32
Funktion: main.py WEB-Server schaltete die interne LED (alternativ ein Relais)
USB: CH340
https://github.com/frankyhub/Arduino-Beispiele_I/tree/master/CH341SER%20Serieller%20Treiber%20NANO
Flash: esp32-idf3-20210125-unstable-v1.13-283-g203e1d2a6.bin
https://micropython.org/download/esp32/
khf 30.01.2021
"""
def web_page():
if relay.value() == 1:
relay_state = ''
else:
relay_state = 'checked'
html = """
Hauptschalter
""" % (relay_state)
return html
s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
s.bind(('', 80))
s.listen(5)
while True:
try:
if gc.mem_free() < 102000:
gc.collect()
conn, addr = s.accept()
conn.settimeout(3.0)
print('Verbindung %s' % str(addr))
request = conn.recv(1024)
conn.settimeout(None)
request = str(request)
print('Inhalt = %s' % request)
relay_on = request.find('/?relay=on')
relay_off = request.find('/?relay=off')
if relay_on == 6:
print('Licht AUS')
relay.value(0)
if relay_off == 6:
print('Licht EIN')
relay.value(1)
response = web_page()
conn.send('HTTP/1.1 200 OK\n')
conn.send('Content-Type: text/html\n')
conn.send('Connection: close\n\n')
conn.sendall(response)
conn.close()
except OSError as e:
conn.close()
print('Verbindung geschlossen')