   }
   TRACE(RTC::seconds());
   INFO("RTC::delay(100): 100 measurement/validation (err = %ul)", err);
+  trace.flush();
 
   // Measure and validate milli-second level (Watchdog)
   err = 0;

    TRACE(RTC::millis());
    TRACE(RTC::seconds());
  }

  // Measure and validate micro-second level (RTC)
  err = 0;

  }
  TRACE(RTC::seconds());
  INFO("DELAY(100): 100000 measurement/validation (err = %ul)", err);
  trace.flush();

  // Measure and validate milli-second level (RTC)
  err = 0;
