Here are the classes, structs, unions and interfaces with brief descriptions:

[detail level 12]

▼NFastGPIO
CPin
CPinLoan
CPololuBuzzer	Play beeps and music with the buzzer
CPololuHD44780	Main class for interfacing with the HD44780 LCDs
CPololuHD44780Base	General class for handling the HD44780 protocol
CPushbutton	Main class for interfacing with pushbuttons
CPushbuttonBase	General pushbutton class that handles debouncing
CRomi32U4ButtonA	Interfaces with button A on the Romi 32U4
CRomi32U4ButtonB	Interfaces with button B on the Romi 32U4
CRomi32U4ButtonC	Interfaces with button C on the Romi 32U4
CRomi32U4Buzzer	Plays beeps and music on the buzzer on the Romi 32U4
CRomi32U4Encoders	Reads counts from the encoders on the Romi 32U4
CRomi32U4LCD	Writes data to the LCD on the Romi 32U4
CRomi32U4Motors	Controls motor speed and direction on the Romi 32U4
CUSBPause