如何解释DS1847/DS1848温度读数

摘要：DS1847和DS1848有一个芯片上直接数字式温度传感器。温度存储在地址E2H和E3h的。本应用笔记介绍了如何转换成摄氏温度值十进制度数字温度数据。

Maxim>AppNotes>DIGITALPOTENTIOMETERSFIBER-OPTICCIRCUITSTEMPERATURESENSORSandTHERMALMANAGEMENTKeywords:DS1847,DS1848,digitalpot,digipot,epot,temperature,laserdriver,VCSELdriver,temperatureSep09,2002compensation,digitalpotentiometersAPPLICATIONNOTE216HowtoInterpretDS1847/DS1848TemperatureReadingsAbstract:TheDS1847andDS1848haveanon-chipdirect-to-digitaltemperaturesensor.ThetemperatureisstoredinaddresslocationsE2handE3h.ThisapplicationnoteexplainshowtoconvertthedigitaltemperaturedataintoadecimaldegreesCelsiusvalue.TranslatingTemperaturesfromHextoDecimalTheprocedureforconvertingtemperaturevaluesfortheDS1847andDS1848beginswithreadingthehexvaluesstoredinbytesE2h(theMSBofthetempe