36 lines
1.1 KiB
Python
36 lines
1.1 KiB
Python
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# This file is executed on every boot (including wake-boot from deepsleep)
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import uos, machine, time, network, gc, webrepl
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# start webinterface and do a garbage collection (bc of reasons)
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webrepl.start()
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gc.collect()
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# get wifi credentials
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from wifi_config import NETWORKS
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def connect_to_wifi(ssid, password, timeout = 15):
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wlan = network.WLAN(network.STA_IF)
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wlan.active(True)
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print(f"connecting to network \"{ssid}\" ...")
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wlan.connect(ssid, password)
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start_time = time.time()
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while not wlan.isconnected():
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if time.time() - start_time > timeout:
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print(f"failed to connect to {ssid} within {timeout} seconds")
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return False
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time.sleep(1)
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print(f"connection to {ssid} established")
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print("network config: ", wlan.ifconfig())
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return True
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# try to connect to networks
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for wifi in NETWORKS.values():
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ssid = wifi["ssid"]
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password = wifi["password"]
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if connect_to_wifi(ssid, password):
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break
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# no connection established
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if not network.WLAN(network.STA_IF).isconnected():
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print("failed to connect to any wifi network")
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