Pushbutton	KEYWORD1

waitForPress	KEYWORD2
waitForRelease	KEYWORD2
waitForButton	KEYWORD2
isPressed	KEYWORD2
getSingleDebouncedPress	KEYWORD2
getSingleDebouncedRelease	KEYWORD2

ZUMO_BUTTON	LITERAL1
PULL_UP_DISABLED	LITERAL1
PULL_UP_ENABLED	LITERAL1
DEFAULT_STATE_LOW	LITERAL1
DEFAULT_STATE_HIGH	LITERAL1