common_wifi.h

#include <ESP8266WiFi.h>
#include <WiFiUdp.h>


#define WIFI_SSID  "mySSID"
#define WIFI_PASSWORD "MyWifiPw"
void setup_wifi() {
  delay(10);
  // We start by connecting to a WiFi network
  Serial.println();
  Serial.print("Connecting to ");
  Serial.println(WIFI_SSID);

  WiFi.mode(WIFI_STA); // disable hotspot
  WiFi.begin(WIFI_SSID,WIFI_PASSWORD);
  wdt_reset(); // Watchdock resetten

  while (WiFi.status() != WL_CONNECTED) {
    delay(500);
    Serial.print(".");
  }

  Serial.println("");
  Serial.println("WiFi connected");
  Serial.println("IP address: ");
  Serial.println(WiFi.localIP());
}