 
 bool i2cInitiated = false;
   
-int16_t bus;
+int16_t bus = 0;
 int16_t device;
 int16_t size; 
 String i2cBuffer;  

  Response when accessing the esp8266-01 root
*/ 
void rootResponse(){
    
  String msg = "Welcome to <b>ESP8266</b> and the <b>i2c interface</b><p><b>Hostname: </b>";
  msg = msg + String(hostName);
  msg = msg + "<p><b>Ip-address: </b>";
  msg = msg +  DisplayAddress(ipaddress);
  server.send(200, "text/html", msg); 
} 


    Wire.begin(1,3);
  }
  i2cInitiated = true;
}
