DFRobot Beetle ESP32-C3 开箱 刷Micropython固件 点灯 连WiFi 简单

import network
import ujson
import urequests
import utime

# 读取本地配置文件
with open('config.txt') as f:
  config = ujson.load(f)

# 连接WiFi
wlan = network.WLAN(network.STA_IF)
if not wlan.isconnected():
    wlan.active(False)
    wlan.active(True)
    wlan.scan()
    wlan.disconnect()  # 断开之前的连接

    wlan.connect(config['wifi_ssid'], config['wifi_password'])

'''
等待WiFi连接成功
STAT_IDLE 			– 1000 无连接，无活动，
STAT_CONNECTING 	– 1001 正在进行连接，
STAT_WRONG_PASSWORD – 202  由于密码错误而失败，
STAT_NO_AP_FOUND 	– 201  失败，因为没有接入点回复，
STAT_CONNECT_FAIL 	– 由于其他问题而失败，
STAT_GOT_IP 		– 1010连接成功。
'''
while not wlan.isconnected():
  utime.sleep(1)
  if wlan.status() == network.STAT_CONNECTING:
    print('Connecting to WiFi...')
  elif wlan.status() == network.STAT_WRONG_PASSWORD:
    print('WiFi password is incorrect')
    break
  elif wlan.status() == network.STAT_NO_AP_FOUND:
    print('WiFi network is not found')
    break

# 如果WiFi连接成功，则监控 foo.com
if wlan.isconnected():
  while True:
    try:
      response = urequests.get('https://www.bilibili.com')
      if response.status_code == 200:
        print('foo.com is running normally')
      else:
        print('foo.com is not running normally')
      response.close()
    except:
      print('Could not connect to foo.com')
    utime.sleep(60)