HCSR04	KEYWORD1
HCSR04Sensor	KEYWORD1
eUltraSonicUnlock_t	KEYWORD1

begin	KEYWORD2
end	KEYWORD2
measureMicroseconds	KEYWORD2
measureDistanceM	KEYWORD2
measureDistanceMm	KEYWORD2
measureDistanceCm	KEYWORD2
measureDistanceIn	KEYWORD2
measureDistanceFt	KEYWORD2
measureDistanceYd	KEYWORD2

HCSR04_MAX_SENSORS	LITERAL1
HCSR04_INVALID_RESULT	LITERAL1
HCSR04_NO_TRIGGER	LITERAL1
HCSR04_NO_ECHO	LITERAL1
unlockSkip	LITERAL1
unlockMaybe	LITERAL1
unlockForced	LITERAL1
