kazunori ogasawara / NTCThermistor

NTC Thermistor class.

Dependents:   FermenterTempArray

Fork of Thermistor by kazunori ogasawara

Diff: Thermistor.h

Revision:
0:d4198719a504
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Thermistor.h	Sun Sep 07 16:19:42 2014 +0000
@@ -0,0 +1,25 @@
+#ifndef THERMISTOR_H
+#define THERMISTOR_H
+#include "mbed.h"
+#include "math.h"
+
+class Thermistor
+{
+    public:
+        Thermistor(float T0,float R0,float B);   
+        float trans_R2T(float R);    //transfer resistance to temperature(degrees)
+    private:
+        float R0_;     //basic resisitance of thremister at basic temperature 
+        float T0_;     //basic temperature[°C]
+        float K0_;     //basic temperature[K]
+        float B_;      //B constant 
+};
+#endif
+/*
+float R2T(float input){
+    float K0 = T0+273.0;
+    float K =  (B*K0)/(K0*log(input/R0)+B);
+    float temp = K-273.0;
+    return temp;
+    
+}*/
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