WiFi名称WiFi密码超时时间（ms）在使用物联网的过程中，我们发现当开发板无法连接网络时
会发现程序会陷入循环当中导致其他程序无法正常执行，
因此我们需要知道网络是否连接成功，如果网络连接异常那么
我们应当设置一个超时时间，这样我们就可以在网络连接失败时
启用“离线模式”WiFi连接booleanESP8266WiFilocal_variateWiFi连接状态booleanFALSElocal_variate系统运行时间uint16_tmillisWiFibeginWiFi名称WiFi密码WHILETRUEWiFi.status() != WL_CONNECTEDdelay50Serialprint.GTEMINUS1millis1系统运行时间超时时间（ms）BREAKSerialprintln(WiFi.status() != WL_CONNECTED)WiFi连接状态TRUESerialprintLocal IP:SerialprintlnWiFi.localIP()WiFi连接状态mixly66610000SerialprintlnWiFi连接成功SerialprintlnWiFi连接失败{"mmu":"3232","CrystalFreq":"26","FlashFreq":"40","FlashMode":"dout","eesz":"1M64"}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