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Implement capacitive proximity sensing, Part 2
Keywords: sigma-delta proximity sensor LED
[Summary of tips] Part 1 of this two-part series discusses the theory about the sigma-delta modulator. Part 2 illustrates the design of a proximity sensor that will detect an approaching hand and switch on an LED. Capacitive-proximity sensors have been used widely in industrial applications such as counting products on a conveyor, detecting posi......Please login or register with us to view this article>>
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