DS1856内部校准及右移位（可扩展动态测距）

摘要：本应用笔记介绍了DS1856内部校准程序，以及如何使用此功能的应用可以是有益的。本应用笔记还规定程序确定和实施内部校准和右移功能的DS1856。

Maxim>AppNotes>DIGITALPOTENTIOMETERSKeywords:internalcalibration,ADC,A/D,gain,offset,temperaturecompensated,digitalresistor,analogNov19,2004monitors,EEPROM,SFF-8472APPLICATIONNOTE3408DS1856InternalCalibrationandRightShifting(ScalableDynamicRanging)Abstract:ThisapplicationnoteexplainstheinternalcalibrationprocedurefortheDS1856,andhowusingthisfunctioncanbebeneficialtotheapplication.Theapplicationnotealsoprovidesproceduresfordeterminingandimplementingtheinternalcalibrationandright-shiftingfeaturesoftheDS1856.IntroductionTheDS1856usesinternalcalibrationandrightshifting(ScalableDynamicRanging)toenhancethebuilt-in12-bitADC.ThisgivestheDS1856theprecisionandaccuracyofa16-bitADCwith