ATMEL MXT224 is a 224-node highly configurable touchscreen controller which is part of Atmel's maXTouchâ?¢ product platform. By combining Atmel's patented Charge Transfer and XMEGAâ?¢ technologies, Atmel's engineering teams have produced an optimal and scalable architecture which enables smart processing of a capacitive touch image to accurately regenerate and report the user's interaction with the touchscreen.