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REV 2.1 JUL/31/2015 AN-SW-003

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3.3.1 MULTI TOUCH

This parameter allows the user to enable/disable the multi touch functionality of the screen. When enabled

the screen will be detected by the OS as a fully compliant multi-touch digitizer. When disabled the screen will

3.3.2 TOUCH REJECTION

The Touch Rejection parameter can be used in situations where the touchscreen is required to reject touch

events based on the size of the touch. It is useful in situations where palm rejection or environmental debris

rejection is required, or in any application where a high level of confidence is required that only a specific class

of touch object was used to activate the screen. For example, the touch size can be adjusted so that touches

from small children will be ignored for security reasons in shopping malls installations. Or in a digital signage

installation it might be beneficial to ignore touch events due to a user leaning on the screen or a table

application where the cup or a cell phone placed on the screen should be ignored.

screen to report three different types of events: touch, eraser and stylus. This functionality can be used in