boot.py

import json
import time

import network
from machine import Pin


class WIFI:
    def __init__(self):
        self.wlan = network.WLAN(network.STA_IF)
        self.wlan.active(True)
        self.led = Pin(2, Pin.OUT)

    @staticmethod
    def load_config_network():
        with open("setting.json", "r") as setting:
            wifi_parameters = json.load(setting)
            ssid = wifi_parameters["wifi"]["ssid"]
            password = wifi_parameters["wifi"]["password"]
            return ssid, password

    def start_connection(self, ssid, password):
        if not self.wlan.isconnected():
            self.wlan.connect(ssid, password)

        count = 0
        while not self.wlan.isconnected() and count < 10:
            count += 1
            self.led.off()
            time.sleep(0.5)
            self.led.on()
            time.sleep(0.5)

            if self.wlan.isconnected():
                print("Connection is successfully", self.wlan.ifconfig())
                for _ in range(3):
                    self.led.off()
                    time.sleep(0.2)
                    self.led.on()
                    time.sleep(0.2)
                return
        else:
            if self.wlan.isconnected():
                print(self.wlan.ifconfig())
            else:
                print("Connection is not successfully")
                self.led.on()
                return


if __name__ == "__main__":
    wifi = WIFI()
    ssid, password = wifi.load_config_network()
    wifi.start_connection(ssid, password)
    import webrepl
    webrepl.start()