Syntax Highlight

 
String readSerial(){
/****************************************************************************
Read serial from SIM800L, output from this function is string
***************************************************************************/
  String buffer;
  while  (!sim800L.available() && timeout < 12000  ){
    delay(13);timeout++;
    //Serial.println("serial not available! ");
  }
  while (sim800L.available()) {
     buffer += sim800L.readString();
  }return buffer;
}
void setup(){
  Serial.begin(serialBaudrate);while (!Serial){}
  sim800L.begin(sim800LBaudRate);
  Serial.println(F("GSM Ready"));
  ss.begin(gpsBaudRate);
  delay(2000);
}

sudo dpkg-reconfigure tzdata