#define?B?3950.0 //溫度系數(shù)#define?TN?298.15 //額定溫度(絕對(duì)溫度加常溫:273.15+25)#define?RN?10 //?額定阻值(絕對(duì)溫度時(shí)的電阻值10k)#define BaseVol 5.04 //ADC基準(zhǔn)電壓float Get_Tempture(u16 adc){ float RV,RT,Tmp; RV=BaseVol/1024.0*(float)adc;//ADC為10位ADC,求出NTC電壓:RV=ADCValu/1024*BaseVoltag RT=RV*10/(BaseVol-RV);//求出當(dāng)前溫度阻值 (BaseVoltage-RV)/R16=RV/RT;??Tmp=1/(1/TN+(log(RT/RN)/B))-273.15;?//RT?=?RN?exp*B(1/T-1/TN) return Tmp;}