BU21021GUL Description
BU21021GUL is a resistive touch screen controller, which is capable of detecting 2 points touch with a legacy 4-wire resistive touch screen. BU21021GUL is capable of detecting X/Y coordinates, touch pressure in 1 point detection mode, and a pair of X/Y coordinates in 2 point detection mode. It is also capable of recognizing multiple finger gestures from coordinate data variation and notifying to host with gesture...