Sensors/MEMS??
Incorporate proximity sensor in handheld touchscreen app
Keywords:proximity sensors? touch-screen? crosstalk?
This application note tackles the benefits of using the Maxim MAX44000 proximity sensors in handheld touch-screen applications. It then addresses a few application considerations. These include reducing crosstalk, improving noise immunity, and reducing the load on the application processor in the system. Sample C code for threshold hysteresis is available in the appendix.
View the PDF document for more information.
Originally published by Maxim Integrated Products at www.maxim-ic.com as "Designing a Proximity Sensor into a Handheld Touch-Screen Application".
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