※ All button LEDs will be turned on to their maximum when buttons are pressed, and will be turned on at medium brightness at 5 second intervals
from the moment they are released and will be completely turned off after maintaining minimal brightness for 5 and 10 second periods.
※ The button will be recognized as pressed once only when released after being pressed for over 50 msec from the time of pressing (Short Key)
※ If the button is pressed until the Long Key reference time from initial pressing, then it will be recognized as a Long Key at the time the conditions are