The Atmel QTouch Library is a set of pre-compiled binaries for supported AVR microcontrollers.
The Atmel QTouch library supports both QTouch™ and QMatrix™ acquisition methods.
See the Atmel QTouch Library User Guide for a full overview of devices that are supported in each technology - Atmel QTouch Library User Guide
To learn more about the Atmel QTouch library visit the Atmel QTouch Library web page: Atmel QTouch Library web page