TC1047A模拟输出温度传感器与PICmicro®单片机接口

Analogoutputsilicontemperaturesensorsofferan

easy-to-usealternativetotraditionaltemperaturesen-

sors,suchasthermistors.TheTC1047Aoffersmany

system-leveladvantages,includingtheintegrationof

thetemperaturesensorandsignalconditioning

circuitryonasinglechip.Analogoutputsensorsare

especiallysuitedforembeddedsystemsduetotheir

linearoutput.Thisapplicationnotewilldiscusssystem

integration,firmwareimplementationandPCBlayout

techniquesforusingtheTC1047Ainanembedded

system.AN938InterfacingaTC1047AAnalogOutputTemperatureSensortoaPICmicroMicrocontrollerAuthor:JimLepkowskiandSteveBibleThefirmwarerequiredtointerfacetheTC1047AtoaMicrochipTechnologyInc.microcontrollerwillbedemonstratedusingthePICkit1FLASHStarterKit.ThePICkit1FLASHStarterKitisalow-costdevelopmentkitwithaneasy-INTRODUCTIONto-useinterfaceforprogrammingMicrochip’s8-pinand