float Calc_Thermistor_Temp_LUT ()
    {
		// Berechnung über Look up Table 
		// Uref Spannung am Vorwiderstand (Betriebsspannung) 
		// Um   Spannung am Thermistor (ADC-Wert)
		// R0 Vorwiderstand

		double T, alpha; 
		float T; 
		int i;
		float Uref=5.0;
		float R0=2700.0;
		float Um=3.0;
	

	
//	 Vergleichstabelle Temperatur -> Widerstand 

float  utab[100][2] = 
	{
	- 55.0,   963000,
	- 50.0,   670100,
	- 45.0,   471700,
	- 40.0,   336500,
	- 35.0,   242600,
	- 30.0,   177000,
	- 25.0,   130400,
	- 20.0,    97070,
	- 15.0,    72930,
	- 10.0,    55330,
	-  5.0,    42320,
  	   0.0,    32650,
   	   1.0,    31030,
   	   2.0,    29490,
   	   3.0,    28050,
   	   4.0,    26680,
   	   5.0,    25390,
   	   6.0,    24170,
   	   7.0,    23010,
   	   8.0,    21920,
   	   9.0,    20880,
  	  10.0,    19900,
  	  11.0,    18970,
  	  12.0,    18090,
  	  13.0,    17250,
  	  14.0,    16460,
  	  15.0,    15710,
  	  16.0,    15000,
  	  17.0,    14320,
  	  18.0,    13680, 
  	  19.0,    13070,
  	  20.0,    12490,
  	  21.0,    11940,
  	  22.0,    11420,
  	  23.0,    10920,
  	  24.0,    10450,
  	  25.0,    10000,
  	  26.0,     9572,
  	  27.0,     9165,
  	  28.0,     8777,
  	  29.0,     8408,
  	  30.0,     8057,
  	  31.0,     7722,
  	  32.0,     7402,
  	  33.0,     7098,
  	  34.0,     6808,
  	  35.0,     6531,
  	  36.0,     6267,
  	  37.0,     6016,
  	  38.0,     5775,
  	  39.0,     5546,
  	  40.0,     5327,
  	  41.0,     5117,
  	  42.0,     4917,
  	  43.0,     4726,
  	  44.0,     4543,
  	  45.0,     4369,
  	  46.0,     4202,
  	  47.0,     4042,
  	  48.0,     3889,
  	  49.0,     3743,
  	  50.0,     3603,
  	  51.0,     3469,
  	  52.0,     3340,
  	  53.0,     3217,
  	  54.0,     3099,
  	  55.0,     2986,
  	  56.0,     2878,
  	  57.0,     2774,
  	  58.0,     2675,
  	  59.0,     2579,
  	  60.0,     2488,
  	  61.0,     2400,
  	  62.0,     2316,
  	  63.0,     2235,
  	  64.0,     2158,
  	  65.0,     2083,
  	  66.0,     2011,
  	  67.0,     1943,
  	  68.0,     1877,
  	  69.0,     1813,
  	  70.0,     1752,
  	  75.0,     1481,
  	  80.0,     1258,
  	  85.0,     1072,
  	  90.0,      917.7,
  	  95.0,      788.5,
 	 100.0,      680.0,
 	 105.0,      588.6,
 	 110.0,      511.2,
 	 115.0,      445.4,
 	 120.0,      389.3,
 	 125.0,      341.7,
 	 130.0,      300.9,
 	 135.0,      265.4,
 	 140.0,      234.8,
 	 145.0,      208.3,
 	 150.0,      185.3,
 	 155.0,      165.0	};