Fri, 28 Apr 2023 12:07:41 +0200
MicroPython
- Refactored the code by introducing a device interface base class and changed the interface instantiation logic to prepare the basis for developing the 'webrepl' interface.
def connect_wifi(): import esp32 import network from time import sleep try: nvs = esp32.NVS("wifi_creds") buf = bytearray(1024) size = nvs.get_blob("ssid", buf) ssid = buf[:size].decode() size = nvs.get_blob("password", buf) password = buf[:size].decode() wifi = network.WLAN(network.STA_IF) wifi.active(False) wifi.active(True) wifi.connect(ssid, password) max_wait = 140 print("Connecting WiFi to '{0}'...".format(ssid)) while max_wait and wifi.status() == network.STAT_CONNECTING: max_wait -= 1 sleep(0.1) print("Connection status:", wifi.isconnected()) except: print("WiFi secrets are kept in NVM. Please store them there!") connect_wifi()