   ns = (stop - start) / 1000L;
   INFO("nop:%ul ns\n", ns);
 
-  // Measure the time to perform 1,000,000 input pin reads
+  INFO("Measure the time to perform 1,000 input pin reads", 0);
   cnt = 0;
   start = RTC::micros();
   for (uint16_t i = 0; i < 1000; i++)

    }
  stop = RTC::micros();
  ns = (stop - start) / 1000L;
  INFO("write pin:digitalWrite(8, 1); OutputPin::write(8, 0):%ul ns", ns);

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

    }
  stop = RTC::micros();
  ns = (stop - start) / 1000L;
  INFO("inPin.is_set/outPin.clear/set():%ul ns", ns);

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