Tuesday, May 31, 2011

AD7879 Controller Enables Gesture Recognition on Resistive Touch Screens

Resistive touch screens conventionally fill a market niche where only a single touch is required, high resolution is paramount, a stylus facilitates specific functionality, or users must wear gloves. This article offers a new dual-touch concept using an AD7879 resistive touch-screen controller to detect the most common two-finger gestures (zoom, pinch, and rotation) using inexpensive resistive touch screens.


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