| Button_TT | Library of classes and functions to support drawing buttons on a pixel display. |
| floatToString | Provides a function to convert a float to a string with a specified number of digits after decimal. |
| monitor_printf | Provides a class with member function printf() that prints to a serial port. |
| msToString | Provides a function to convert a number of milliseconds into a string. |
| wiring_analog_SAMD_TT | Provides same functions as SAMD wiring_analog.c with several changes to fix problems, and a function for ADC calibration. |
| XPT2046_Touchscreen_TT | Support for touchscreens using the XPT2046 controller chip, cloned from PaulStoffregen's version. |