#include <ESP8266WiFi.h> // Set these to run example. #define WIFI_SSID "SSID" #define WIFI_PASSWORD "PASSWORD" // connect to wifi. WiFi.begin(WIFI_SSID, WIFI_PASSWORD); Serial.print("connecting"); while (WiFi.status() != WL_CONNECTED) { Serial.print("."); delay(500); } Serial.println(); Serial.print("connected: "); Serial.println(WiFi.localIP());