arduino tinygps++ & u8g

#include "U8glib.h"
#include <TinyGPS++.h>
#include <SoftwareSerial.h>

U8GLIB_SH1106_128X64 u8g(U8G_I2C_OPT_NONE); // I2C / TWI
TinyGPSPlus gps;
static const int RXPin = 3, TXPin = 2;
static const uint32_t GPSBaud = 9600;
SoftwareSerial ss(RXPin, TXPin);
unsigned long last = 0UL;

const char* newTime;

void parseGPS(void) {

  while (ss.available() > 0)
    gps.encode(ss.read());

  if (gps.location.isUpdated())
  {
    Serial.print(F("LOCATION   Fix Age="));
    Serial.print(gps.location.age());
    Serial.print(F("ms Raw Lat="));
    Serial.print(gps.location.rawLat().negative ? "-" : "+");
    Serial.print(gps.location.rawLat().deg);
    Serial.print("[+");
    Serial.print(gps.location.rawLat().billionths);
    Serial.print(F(" billionths],  Raw Long="));
    Serial.print(gps.location.rawLng().negative ? "-" : "+");
    Serial.print(gps.location.rawLng().deg);
    Serial.print("[+");
    Serial.print(gps.location.rawLng().billionths);
    Serial.print(F(" billionths],  Lat="));
    Serial.print(gps.location.lat(), 6);
    Serial.print(F(" Long="));
    Serial.println(gps.location.lng(), 6);
  }

  else if (gps.date.isUpdated())
  {
    Serial.print(F("DATE       Fix Age="));
    Serial.print(gps.date.age());
    Serial.print(F("ms Raw="));
    Serial.print(gps.date.value());
    Serial.print(F(" Year="));
    Serial.print(gps.date.year());
    Serial.print(F(" Month="));
    Serial.print(gps.date.month());
    Serial.print(F(" Day="));
    Serial.println(gps.date.day());
  }

  else if (gps.time.isUpdated())
  {
    Serial.print(F("TIME       Fix Age="));
    Serial.print(gps.time.age());
    Serial.print(F("ms Raw="));
    Serial.print(gps.time.value());
    Serial.print(F(" Hour="));
    Serial.print(gps.time.hour());
    Serial.print(F(" Minute="));
    Serial.print(gps.time.minute());
    Serial.print(F(" Second="));
    Serial.print(gps.time.second());
    Serial.print(F(" Hundredths="));
    Serial.println(gps.time.centisecond());
  }

  else if (gps.speed.isUpdated())
  {
    Serial.print(F("SPEED      Fix Age="));
    Serial.print(gps.speed.age());
    Serial.print(F("ms Raw="));
    Serial.print(gps.speed.value());
    Serial.print(F(" Knots="));
    Serial.print(gps.speed.knots());
    Serial.print(F(" MPH="));
    Serial.print(gps.speed.mph());
    Serial.print(F(" m/s="));
    Serial.print(gps.speed.mps());
    Serial.print(F(" km/h="));
    Serial.println(gps.speed.kmph());
  }

  else if (gps.course.isUpdated())
  {
    Serial.print(F("COURSE     Fix Age="));
    Serial.print(gps.course.age());
    Serial.print(F("ms Raw="));
    Serial.print(gps.course.value());
    Serial.print(F(" Deg="));
    Serial.println(gps.course.deg());
  }

  else if (gps.altitude.isUpdated())
  {
    Serial.print(F("ALTITUDE   Fix Age="));
    Serial.print(gps.altitude.age());
    Serial.print(F("ms Raw="));
    Serial.print(gps.altitude.value());
    Serial.print(F(" Meters="));
    Serial.print(gps.altitude.meters());
    Serial.print(F(" Miles="));
    Serial.print(gps.altitude.miles());
    Serial.print(F(" KM="));
    Serial.print(gps.altitude.kilometers());
    Serial.print(F(" Feet="));
    Serial.println(gps.altitude.feet());
  }

  else if (gps.satellites.isUpdated())
  {
    Serial.print(F("SATELLITES Fix Age="));
    Serial.print(gps.satellites.age());
    Serial.print(F("ms Value="));
    Serial.println(gps.satellites.value());
  }

  else if (gps.hdop.isUpdated())
  {
    Serial.print(F("HDOP       Fix Age="));
    Serial.print(gps.hdop.age());
    Serial.print(F("ms Value="));
    Serial.println(gps.hdop.value());
  }

  else if (millis() - last > 5000)
  {
    Serial.println();
    if (gps.location.isValid())
    {
      static const double LONDON_LAT = 51.508131, LONDON_LON = -0.128002;
      double distanceToLondon =
        TinyGPSPlus::distanceBetween(
          gps.location.lat(),
          gps.location.lng(),
          LONDON_LAT,
          LONDON_LON);
      double courseToLondon =
        TinyGPSPlus::courseTo(
          gps.location.lat(),
          gps.location.lng(),
          LONDON_LAT,
          LONDON_LON);

      Serial.print(F("LONDON     Distance="));
      Serial.print(distanceToLondon/1000, 6);
      Serial.print(F(" km Course-to="));
      Serial.print(courseToLondon, 6);
      Serial.print(F(" degrees ["));
      Serial.print(TinyGPSPlus::cardinal(courseToLondon));
      Serial.println(F("]"));
    }

    Serial.print(F("DIAGS      Chars="));
    Serial.print(gps.charsProcessed());
    Serial.print(F(" Sentences-with-Fix="));
    Serial.print(gps.sentencesWithFix());
    Serial.print(F(" Failed-checksum="));
    Serial.print(gps.failedChecksum());
    Serial.print(F(" Passed-checksum="));
    Serial.println(gps.passedChecksum());

    if (gps.charsProcessed() < 10)
      Serial.println(F("WARNING: No GPS data.  Check wiring."));

    last = millis();
}
}

void processGPS(void) {
    // Dispatch incoming characters
  while (ss.available() > 0)
    gps.encode(ss.read());


      if (gps.time.isUpdated()){
    u8g.setFont(u8g_font_6x10);
    newTime = (const char*) gps.time.value();
    //Serial.println("newtime :   ---------------------------");
    //Serial.println(gps.time.value());
      }
      }
// BEGIN DRAW

void draw(void) {

  drawText();
  drawGPS();

}

void drawText(void) {
    u8g.setFont(u8g_font_6x10);
    u8g.drawStr(8,27, "  knock, knock, neo.");
}

void drawGPS(void) {
    //u8g.setFont(u8g_font_gdr25r);
    //u8g.drawStr(0, 30, "U");
    //u8g.setFont(u8g_font_gdr30n);
    //u8g.drawStr90(23,10,"8");
    //u8g.drawStr90(64,10,latitude);

    /*
    Serial.print(F("TIME       Fix Age="));
    Serial.print(gps.time.age());
    Serial.print(F("ms Raw="));
    Serial.print(gps.time.value());
    Serial.print(F(" Hour="));
    Serial.print(gps.time.hour());
    Serial.print(F(" Minute="));
    Serial.print(gps.time.minute());
    Serial.print(F(" Second="));
    Serial.print(gps.time.second());
    Serial.print(F(" Hundredths="));
    Serial.println(gps.time.centisecond());
    */

    u8g.drawStr(7,15, newTime);
    }


void pictureLoop(void)  {
  // picture loop
  u8g.firstPage();
  do {
      draw();
  } while( u8g.nextPage() );

}

// END DRAW

void setup() {
  Serial.begin(115200);
  ss.begin(GPSBaud);
  Serial.println(F("KitchenSink.ino"));
  Serial.println("  F L I G H T  -  S I M  -  D E B U G ");
}

void loop() {
  // put your main code here, to run repeatedly:
  //parseGPS();      // parse gps
  processGPS();    // get the fucking time
  pictureLoop();   // draw display
}