使用MCP6291和检测小电容式传感器PIC16F690器件

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firmwaredesignengineersthatneedtoaccurately

detectsmallcapacitancevalues.AN1016DetectingSmallCapacitiveSensorsUsingtheMCP6291andPIC16F690DevicesAuthor:KumenBlakeandStevenBibleINTEGRATORSOLUTIONMicrochipTechnologyInc.Thissectiondescribesadesignthataccuratelymeasuressmallcapacitances.ItusesdualslopeINTRODUCTIONintegrationtomeasurethesensor’scapacitance.UsinganintegratorformeasuringsmallcapacitivesensorsTargetAudience