Button(pin, dbTime, puEnable, invert) instantiates a button object. Required parameter: pin The Arduino pin the button is connected to Optional

constructor is similar to Button, but includes the initial state for the toggle.

initialize a Button object

has the state changed?

Returns true if the button state was pressed at the last call to read(). Does not cause the button to be read.

Returns true if the button state was released at the last call to read(). Does not cause the button to be read.

Returns the time in milliseconds (from millis) that the button last changed state.

Returns true if the button state at the last call to read() was pressed, and has been in that state for at least the given number of milliseconds. Thi

read the button and return its state. should be called frequently.

returns the state of the button, true if pressed, false if released. does debouncing, captures and maintains times, previous state, etc.

Returns true if the button state at the last call to read() was released, and has been in that state for at least the given number of milliseconds. Th

return the current state

These functions check the button state to see if it changed between the last two reads and return true or false accordingly. These functions do not ca