     }
   stop = RTC::micros();
   ns = (stop - start) / 1000L;
-  INFO("read-write pin:inPin >> var; outPin << !var:%ul ns", ns);
+  INFO("inPin >> var; outPin << !var:%ul ns", ns);
 
   start = RTC::micros();
   for (uint16_t i = 0; i < 1000; i++)

    }
  }
  stop = RTC::micros();
  ns = (stop - start) / 1000L;
  INFO("write serial(8):OutputPin::write():%ul ns", ns);
  
  start = RTC::micros();
  for (uint16_t i = 0; i < 1000; i++) {

    }
  stop = RTC::micros();
  ns = (stop - start) / 1000L;
  INFO("outPin.write(!inPin.read()):%ul ns", ns);

  start = RTC::micros();
  for (uint16_t i = 0; i < 1000; i++)
