Mahesh Phalke / tempsensors_prv
Committer:
mahphalke
Date:
Fri Mar 19 12:27:14 2021 +0530
Revision:
1:851dbb04c1e5
Parent:
0:854742598c2c
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mahphalke 0:854742598c2c 1 /*!
mahphalke 0:854742598c2c 2 *****************************************************************************
mahphalke 0:854742598c2c 3 @file: thermcouple.cpp
mahphalke 0:854742598c2c 4
mahphalke 0:854742598c2c 5 @brief:
mahphalke 0:854742598c2c 6
mahphalke 0:854742598c2c 7 @details:
mahphalke 0:854742598c2c 8 -----------------------------------------------------------------------------
mahphalke 0:854742598c2c 9 Copyright (c) 2018, 2020 Analog Devices, Inc. All rights reserved.
mahphalke 0:854742598c2c 10
mahphalke 0:854742598c2c 11 This software is proprietary to Analog Devices, Inc. and its licensors.
mahphalke 0:854742598c2c 12 By using this software you agree to the terms of the associated
mahphalke 0:854742598c2c 13 Analog Devices Software License Agreement.
mahphalke 0:854742598c2c 14
mahphalke 0:854742598c2c 15 *****************************************************************************/
mahphalke 0:854742598c2c 16
mahphalke 0:854742598c2c 17 #include <math.h>
mahphalke 0:854742598c2c 18 #include "thermocouple.h"
mahphalke 0:854742598c2c 19
mahphalke 0:854742598c2c 20 // http://srdata.nist.gov/its90/download/allcoeff.tab
mahphalke 0:854742598c2c 21
mahphalke 0:854742598c2c 22 Thermocouple::Thermocouple() {}
mahphalke 0:854742598c2c 23 Thermocouple::~Thermocouple() {}
mahphalke 0:854742598c2c 24
mahphalke 0:854742598c2c 25 float Thermocouple::lookup(const int32_t *lut, float voltage, uint16_t size,
mahphalke 0:854742598c2c 26 int16_t offset)
mahphalke 0:854742598c2c 27 {
mahphalke 0:854742598c2c 28 uint16_t first = 0;
mahphalke 0:854742598c2c 29 uint16_t last = size - 1;
mahphalke 0:854742598c2c 30 uint16_t middle = (first + last) / 2;
mahphalke 0:854742598c2c 31 int32_t integer_voltage = int32_t(voltage*1000);
mahphalke 0:854742598c2c 32 while (first <= last) {
mahphalke 0:854742598c2c 33 if (lut[middle] < integer_voltage)
mahphalke 0:854742598c2c 34 first = middle + 1;
mahphalke 0:854742598c2c 35 else if (lut[middle] == integer_voltage) {
mahphalke 0:854742598c2c 36 return static_cast<float>(middle + offset);
mahphalke 0:854742598c2c 37 } else
mahphalke 0:854742598c2c 38 last = middle - 1;
mahphalke 0:854742598c2c 39
mahphalke 0:854742598c2c 40 middle = (first + last) / 2;
mahphalke 0:854742598c2c 41 }
mahphalke 0:854742598c2c 42 if (first > last)
mahphalke 0:854742598c2c 43 return static_cast<float>(first+offset);
mahphalke 0:854742598c2c 44
mahphalke 0:854742598c2c 45 return 0; // should never get here
mahphalke 0:854742598c2c 46 }
mahphalke 0:854742598c2c 47
mahphalke 0:854742598c2c 48 float Thermocouple::convert(float voltage,
mahphalke 0:854742598c2c 49 const thermocouple_poly_subrange range[], const int n)
mahphalke 0:854742598c2c 50 {
mahphalke 0:854742598c2c 51 int range_id = 0;
mahphalke 0:854742598c2c 52 float temperature=0;
mahphalke 0:854742598c2c 53 for(range_id = 0 ; range_id<n; range_id++) {
mahphalke 0:854742598c2c 54 if(voltage > range[range_id].min_voltage_range
mahphalke 0:854742598c2c 55 && voltage <= range[range_id].max_voltage_range)
mahphalke 0:854742598c2c 56 break;
mahphalke 0:854742598c2c 57 }
mahphalke 0:854742598c2c 58
mahphalke 0:854742598c2c 59 for (int i = 0; i < range[range_id].n; i++) {
mahphalke 0:854742598c2c 60 temperature += (range[range_id].coef[i] * pow(10,
mahphalke 0:854742598c2c 61 range[range_id].power[i])) * pow(voltage, i);
mahphalke 0:854742598c2c 62 }
mahphalke 0:854742598c2c 63 return temperature;
mahphalke 0:854742598c2c 64 }
mahphalke 0:854742598c2c 65
mahphalke 0:854742598c2c 66
mahphalke 0:854742598c2c 67
mahphalke 0:854742598c2c 68
mahphalke 0:854742598c2c 69 const int Thermocouple_Type_B::inv_poly_size = 2;
mahphalke 0:854742598c2c 70 const Thermocouple::thermocouple_poly_subrange Thermocouple_Type_B::inv_poly[2]
mahphalke 0:854742598c2c 71 = {
mahphalke 0:854742598c2c 72 {
mahphalke 0:854742598c2c 73 0.000, 630.615,// characteristic curve for temp range between 0.000, and 630.615,
mahphalke 0:854742598c2c 74 {0.000000000000,-0.246508183460,0.590404211710,-0.132579316360,0.156682919010,-0.169445292400,0.629903470940,},
mahphalke 0:854742598c2c 75 { 0, -3, -5, -8, -11, -14, -18,},
mahphalke 0:854742598c2c 76 7
mahphalke 0:854742598c2c 77 },
mahphalke 0:854742598c2c 78 {
mahphalke 0:854742598c2c 79 630.615, 1820.000,// characteristic curve for temp range between 630.615, and 1820.000,
mahphalke 0:854742598c2c 80 {-0.389381686210,0.285717474700,-0.848851047850,0.157852801640,-0.168353448640,0.111097940130,-0.445154310330,0.989756408210,-0.937913302890,},
mahphalke 0:854742598c2c 81 { 1, -1, -4, -6, -9, -12, -16, -20, -24,},
mahphalke 0:854742598c2c 82 9
mahphalke 0:854742598c2c 83 }
mahphalke 0:854742598c2c 84 };
mahphalke 0:854742598c2c 85
mahphalke 0:854742598c2c 86 float Thermocouple_Type_B::convert_inv(float temp)
mahphalke 0:854742598c2c 87 {
mahphalke 0:854742598c2c 88 return Thermocouple::convert(temp, inv_poly, inv_poly_size);
mahphalke 0:854742598c2c 89 }
mahphalke 0:854742598c2c 90
mahphalke 0:854742598c2c 91 float Thermocouple_Type_B::lookup_inv(float temp)
mahphalke 0:854742598c2c 92 {
mahphalke 0:854742598c2c 93 #ifdef TYPE_B_LUT
mahphalke 0:854742598c2c 94 if((temp+lut_offset)>lut_size)
mahphalke 0:854742598c2c 95 return lut[lut_size-1];
mahphalke 0:854742598c2c 96 else
mahphalke 0:854742598c2c 97 return lut[(uint16_t)temp+lut_offset];
mahphalke 0:854742598c2c 98 #else
mahphalke 0:854742598c2c 99 /* NOT IMPLEMENTED */
mahphalke 0:854742598c2c 100 return 0;
mahphalke 0:854742598c2c 101 #endif
mahphalke 0:854742598c2c 102 }
mahphalke 0:854742598c2c 103 const int Thermocouple_Type_B::poly_size = 2;
mahphalke 0:854742598c2c 104 const Thermocouple::thermocouple_poly_subrange Thermocouple_Type_B::poly[2] = {
mahphalke 0:854742598c2c 105 {
mahphalke 0:854742598c2c 106 0.291, 2.431, // characteristic curve for mV range between 0.291 and 2.431
mahphalke 0:854742598c2c 107 { 9.8423321, 6.9971500, -8.4765304, 1.0052644, -8.3345952, 4.5508542, -1.5523037, 2.9886750, -2.4742860,},
mahphalke 0:854742598c2c 108 { 1, 2, 2, 3, 2, 2, 2, 1, 0,},
mahphalke 0:854742598c2c 109 9
mahphalke 0:854742598c2c 110 },
mahphalke 0:854742598c2c 111 {
mahphalke 0:854742598c2c 112 2.431, 13.820, // characteristic curve for mV range between 2.431 and 13.820
mahphalke 0:854742598c2c 113 { 2.1315071, 2.8510504, -5.2742887, 9.9160804, -1.2965303, 1.1195870, -6.0625199, 1.8661696, -2.4878585,},
mahphalke 0:854742598c2c 114 { 2, 2, 1, 0, 0, -1, -3, -4, -6,},
mahphalke 0:854742598c2c 115 9
mahphalke 0:854742598c2c 116 }
mahphalke 0:854742598c2c 117 };
mahphalke 0:854742598c2c 118
mahphalke 0:854742598c2c 119 Thermocouple_Type_B::~Thermocouple_Type_B()
mahphalke 0:854742598c2c 120 {
mahphalke 0:854742598c2c 121
mahphalke 0:854742598c2c 122 }
mahphalke 0:854742598c2c 123
mahphalke 0:854742598c2c 124 float Thermocouple_Type_B::convert(float voltage)
mahphalke 0:854742598c2c 125 {
mahphalke 0:854742598c2c 126 return Thermocouple::convert(voltage, poly, poly_size);
mahphalke 0:854742598c2c 127 }
mahphalke 0:854742598c2c 128
mahphalke 0:854742598c2c 129 float Thermocouple_Type_B::lookup(float voltage)
mahphalke 0:854742598c2c 130 {
mahphalke 0:854742598c2c 131 #ifdef TYPE_B_LUT
mahphalke 0:854742598c2c 132 return Thermocouple::lookup(lut, voltage, lut_size, lut_offset);
mahphalke 0:854742598c2c 133 #else
mahphalke 0:854742598c2c 134 /* NOT IMPLEMENTED */
mahphalke 0:854742598c2c 135 return 0;
mahphalke 0:854742598c2c 136 #endif
mahphalke 0:854742598c2c 137 }
mahphalke 0:854742598c2c 138 const int Thermocouple_Type_E::inv_poly_size = 2;
mahphalke 0:854742598c2c 139 const Thermocouple::thermocouple_poly_subrange Thermocouple_Type_E::inv_poly[2]
mahphalke 0:854742598c2c 140 = {
mahphalke 0:854742598c2c 141 {
mahphalke 0:854742598c2c 142 -270.000, 0.000,// characteristic curve for temp range between -270.000, and 0.000,
mahphalke 0:854742598c2c 143 {0.000000000000,0.586655087080,0.454109771240,-0.779980486860,-0.258001608430,-0.594525830570,-0.932140586670,-0.102876055340,-0.803701236210,-0.439794973910,-0.164147763550,-0.396736195160,-0.558273287210,-0.346578420130,},
mahphalke 0:854742598c2c 144 { 0, -1, -4, -6, -7, -9, -11, -12, -15, -17, -19, -22, -25, -28,},
mahphalke 0:854742598c2c 145 14
mahphalke 0:854742598c2c 146 },
mahphalke 0:854742598c2c 147 {
mahphalke 0:854742598c2c 148 0.000, 1000.000,// characteristic curve for temp range between 0.000, and 1000.000,
mahphalke 0:854742598c2c 149 {0.000000000000,0.586655087100,0.450322755820,0.289084072120,-0.330568966520,0.650244032700,-0.191974955040,-0.125366004970,0.214892175690,-0.143880417820,0.359608994810,},
mahphalke 0:854742598c2c 150 { 0, -1, -4, -7, -9, -12, -15, -17, -20, -23, -27,},
mahphalke 0:854742598c2c 151 11
mahphalke 0:854742598c2c 152 }
mahphalke 0:854742598c2c 153 };
mahphalke 0:854742598c2c 154
mahphalke 0:854742598c2c 155 float Thermocouple_Type_E::convert_inv(float temp)
mahphalke 0:854742598c2c 156 {
mahphalke 0:854742598c2c 157 return Thermocouple::convert(temp, inv_poly, inv_poly_size);
mahphalke 0:854742598c2c 158 }
mahphalke 0:854742598c2c 159
mahphalke 0:854742598c2c 160 float Thermocouple_Type_E::lookup_inv(float temp)
mahphalke 0:854742598c2c 161 {
mahphalke 0:854742598c2c 162 #ifdef TYPE_E_LUT
mahphalke 0:854742598c2c 163 if((temp+lut_offset)>lut_size)
mahphalke 0:854742598c2c 164 return lut[lut_size-1];
mahphalke 0:854742598c2c 165 else
mahphalke 0:854742598c2c 166 return lut[(uint16_t)temp+lut_offset];
mahphalke 0:854742598c2c 167 #else
mahphalke 0:854742598c2c 168 /* NOT IMPLEMENTED */
mahphalke 0:854742598c2c 169 return 0;
mahphalke 0:854742598c2c 170 #endif
mahphalke 0:854742598c2c 171 }
mahphalke 0:854742598c2c 172 const int Thermocouple_Type_E::poly_size = 2;
mahphalke 0:854742598c2c 173 const Thermocouple::thermocouple_poly_subrange Thermocouple_Type_E::poly[2] = {
mahphalke 0:854742598c2c 174 {
mahphalke 0:854742598c2c 175 -8.825, 0.000, // characteristic curve for mV range between -8.825 and 0.000
mahphalke 0:854742598c2c 176 { 0.0000000, 1.6977288, -4.3514970, -1.5859697, -9.2502871, -2.6084314, -4.1360199, -3.4034030, -1.1564890, 0.0000000,},
mahphalke 0:854742598c2c 177 { 0, 1, -1, -1, -2, -2, -3, -4, -5, 0,},
mahphalke 0:854742598c2c 178 10
mahphalke 0:854742598c2c 179 },
mahphalke 0:854742598c2c 180 {
mahphalke 0:854742598c2c 181 0.000, 76.373, // characteristic curve for mV range between 0.000 and 76.373
mahphalke 0:854742598c2c 182 { 0.0000000, 1.7057035, -2.3301759, 6.5435585, -7.3562749, -1.7896001, 8.4036165, -1.3735879, 1.0629823, -3.2447087,},
mahphalke 0:854742598c2c 183 { 0, 1, -1, -3, -5, -6, -8, -9, -11, -14,},
mahphalke 0:854742598c2c 184 10
mahphalke 0:854742598c2c 185 }
mahphalke 0:854742598c2c 186 };
mahphalke 0:854742598c2c 187
mahphalke 0:854742598c2c 188 Thermocouple_Type_E::~Thermocouple_Type_E()
mahphalke 0:854742598c2c 189 {
mahphalke 0:854742598c2c 190
mahphalke 0:854742598c2c 191 }
mahphalke 0:854742598c2c 192
mahphalke 0:854742598c2c 193 float Thermocouple_Type_E::convert(float voltage)
mahphalke 0:854742598c2c 194 {
mahphalke 0:854742598c2c 195 return Thermocouple::convert(voltage, poly, poly_size);
mahphalke 0:854742598c2c 196 }
mahphalke 0:854742598c2c 197
mahphalke 0:854742598c2c 198 float Thermocouple_Type_E::lookup(float voltage)
mahphalke 0:854742598c2c 199 {
mahphalke 0:854742598c2c 200 #ifdef TYPE_E_LUT
mahphalke 0:854742598c2c 201 return Thermocouple::lookup(lut, voltage, lut_size, lut_offset);
mahphalke 0:854742598c2c 202 #else
mahphalke 0:854742598c2c 203 /* NOT IMPLEMENTED */
mahphalke 0:854742598c2c 204 return 0;
mahphalke 0:854742598c2c 205 #endif
mahphalke 0:854742598c2c 206 }
mahphalke 0:854742598c2c 207 const int Thermocouple_Type_J::inv_poly_size = 2;
mahphalke 0:854742598c2c 208 const Thermocouple::thermocouple_poly_subrange Thermocouple_Type_J::inv_poly[2]
mahphalke 0:854742598c2c 209 = {
mahphalke 0:854742598c2c 210 {
mahphalke 0:854742598c2c 211 -210.000, 760.000,// characteristic curve for temp range between -210.000, and 760.000,
mahphalke 0:854742598c2c 212 {0.000000000000,0.503811878150,0.304758369300,-0.856810657200,0.132281952950,-0.170529583370,0.209480906970,-0.125383953360,0.156317256970,},
mahphalke 0:854742598c2c 213 { 0, -1, -4, -7, -9, -12, -15, -18, -22,},
mahphalke 0:854742598c2c 214 9
mahphalke 0:854742598c2c 215 },
mahphalke 0:854742598c2c 216 {
mahphalke 0:854742598c2c 217 760.000, 1200.000,// characteristic curve for temp range between 760.000, and 1200.000,
mahphalke 0:854742598c2c 218 {0.296456256810,-0.149761277860,0.317871039240,-0.318476867010,0.157208190040,-0.306913690560,},
mahphalke 0:854742598c2c 219 { 3, 1, -2, -5, -8, -12,},
mahphalke 0:854742598c2c 220 6
mahphalke 0:854742598c2c 221 }
mahphalke 0:854742598c2c 222 };
mahphalke 0:854742598c2c 223
mahphalke 0:854742598c2c 224 float Thermocouple_Type_J::convert_inv(float temp)
mahphalke 0:854742598c2c 225 {
mahphalke 0:854742598c2c 226 return Thermocouple::convert(temp, inv_poly, inv_poly_size);
mahphalke 0:854742598c2c 227 }
mahphalke 0:854742598c2c 228
mahphalke 0:854742598c2c 229 float Thermocouple_Type_J::lookup_inv(float temp)
mahphalke 0:854742598c2c 230 {
mahphalke 0:854742598c2c 231 #ifdef TYPE_J_LUT
mahphalke 0:854742598c2c 232 if((temp+lut_offset)>lut_size)
mahphalke 0:854742598c2c 233 return lut[lut_size-1];
mahphalke 0:854742598c2c 234 else
mahphalke 0:854742598c2c 235 return lut[(uint16_t)temp+lut_offset];
mahphalke 0:854742598c2c 236 #else
mahphalke 0:854742598c2c 237 /* NOT IMPLEMENTED */
mahphalke 0:854742598c2c 238 return 0;
mahphalke 0:854742598c2c 239 #endif
mahphalke 0:854742598c2c 240 }
mahphalke 0:854742598c2c 241 const int Thermocouple_Type_J::poly_size = 3;
mahphalke 0:854742598c2c 242 const Thermocouple::thermocouple_poly_subrange Thermocouple_Type_J::poly[3] = {
mahphalke 0:854742598c2c 243 {
mahphalke 0:854742598c2c 244 -8.095, 0.000, // characteristic curve for mV range between -8.095 and 0.000
mahphalke 0:854742598c2c 245 { 0.0000000, 1.9528268, -1.2286185, -1.0752178, -5.9086933, -1.7256713, -2.8131513, -2.3963370, -8.3823321,},
mahphalke 0:854742598c2c 246 { 0, 1, 0, 0, -1, -1, -2, -3, -5,},
mahphalke 0:854742598c2c 247 9
mahphalke 0:854742598c2c 248 },
mahphalke 0:854742598c2c 249 {
mahphalke 0:854742598c2c 250 0.000, 42.919, // characteristic curve for mV range between 0.000 and 42.919
mahphalke 0:854742598c2c 251 { 0.000000, 1.978425, -2.001204, 1.036969, -2.549687, 3.585153, -5.344285, 5.099890, 0.000000,},
mahphalke 0:854742598c2c 252 { 0, 1, -1, -2, -4, -6, -8, -10, 0,},
mahphalke 0:854742598c2c 253 9
mahphalke 0:854742598c2c 254 },
mahphalke 0:854742598c2c 255 {
mahphalke 0:854742598c2c 256 42.919, 69.553, // characteristic curve for mV range between 42.919 and 69.553
mahphalke 0:854742598c2c 257 {-3.11358187, 3.00543684,-9.94773230, 1.70276630,-1.43033468, 4.73886084, 0.00000000, 0.00000000, 0.00000000,},
mahphalke 0:854742598c2c 258 { 3, 2, 0, -1, -3, -6, 0, 0, 0,},
mahphalke 0:854742598c2c 259 9
mahphalke 0:854742598c2c 260 }
mahphalke 0:854742598c2c 261 };
mahphalke 0:854742598c2c 262
mahphalke 0:854742598c2c 263 Thermocouple_Type_J::~Thermocouple_Type_J()
mahphalke 0:854742598c2c 264 {
mahphalke 0:854742598c2c 265
mahphalke 0:854742598c2c 266 }
mahphalke 0:854742598c2c 267
mahphalke 0:854742598c2c 268 float Thermocouple_Type_J::convert(float voltage)
mahphalke 0:854742598c2c 269 {
mahphalke 0:854742598c2c 270 return Thermocouple::convert(voltage, poly, poly_size);
mahphalke 0:854742598c2c 271 }
mahphalke 0:854742598c2c 272
mahphalke 0:854742598c2c 273 float Thermocouple_Type_J::lookup(float voltage)
mahphalke 0:854742598c2c 274 {
mahphalke 0:854742598c2c 275 #ifdef TYPE_J_LUT
mahphalke 0:854742598c2c 276 return Thermocouple::lookup(lut, voltage, lut_size, lut_offset);
mahphalke 0:854742598c2c 277 #else
mahphalke 0:854742598c2c 278 /* NOT IMPLEMENTED */
mahphalke 0:854742598c2c 279 return 0;
mahphalke 0:854742598c2c 280 #endif
mahphalke 0:854742598c2c 281 }
mahphalke 0:854742598c2c 282 const int Thermocouple_Type_K::inv_poly_size = 2;
mahphalke 0:854742598c2c 283 const Thermocouple::thermocouple_poly_subrange Thermocouple_Type_K::inv_poly[2]
mahphalke 0:854742598c2c 284 = {
mahphalke 0:854742598c2c 285 {
mahphalke 0:854742598c2c 286 -270.000, 0.000,// characteristic curve for temp range between -270.000, and 0.000,
mahphalke 0:854742598c2c 287 {0.000000000000,0.394501280250,0.236223735980,-0.328589067840,-0.499048287770,-0.675090591730,-0.574103274280,-0.310888728940,-0.104516093650,-0.198892668780,-0.163226974860,},
mahphalke 0:854742598c2c 288 { 0, -1, -4, -6, -8, -10, -12, -14, -16, -19, -22,},
mahphalke 0:854742598c2c 289 11
mahphalke 0:854742598c2c 290 },
mahphalke 0:854742598c2c 291 {
mahphalke 0:854742598c2c 292 0.000, 1372.000,// characteristic curve for temp range between 0.000, and 1372.000,
mahphalke 0:854742598c2c 293 {-0.176004136860,0.389212049750,0.185587700320,-0.994575928740,0.318409457190,-0.560728448890,0.560750590590,-0.320207200030,0.971511471520,-0.121047212750,},
mahphalke 0:854742598c2c 294 { -1, -1, -4, -7, -9, -12, -15, -18, -22, -25,},
mahphalke 0:854742598c2c 295 10
mahphalke 0:854742598c2c 296 }
mahphalke 0:854742598c2c 297 };
mahphalke 0:854742598c2c 298
mahphalke 0:854742598c2c 299 float Thermocouple_Type_K::convert_inv(float temp)
mahphalke 0:854742598c2c 300 {
mahphalke 0:854742598c2c 301 return Thermocouple::convert(temp, inv_poly, inv_poly_size);
mahphalke 0:854742598c2c 302 }
mahphalke 0:854742598c2c 303
mahphalke 0:854742598c2c 304 float Thermocouple_Type_K::lookup_inv(float temp)
mahphalke 0:854742598c2c 305 {
mahphalke 0:854742598c2c 306 #ifdef TYPE_K_LUT
mahphalke 0:854742598c2c 307 if((temp+lut_offset)>lut_size)
mahphalke 0:854742598c2c 308 return lut[lut_size-1];
mahphalke 0:854742598c2c 309 else
mahphalke 0:854742598c2c 310 return lut[(uint16_t)temp+lut_offset];
mahphalke 0:854742598c2c 311 #else
mahphalke 0:854742598c2c 312 /* NOT IMPLEMENTED */
mahphalke 0:854742598c2c 313 return 0;
mahphalke 0:854742598c2c 314 #endif
mahphalke 0:854742598c2c 315 }
mahphalke 0:854742598c2c 316 const int Thermocouple_Type_K::poly_size = 3;
mahphalke 0:854742598c2c 317 const Thermocouple::thermocouple_poly_subrange Thermocouple_Type_K::poly[3] = {
mahphalke 0:854742598c2c 318 {
mahphalke 0:854742598c2c 319 -5.891, 0.000, // characteristic curve for mV range between -5.891 and 0.000
mahphalke 0:854742598c2c 320 { 0.0000000, 2.5173462, -1.1662878, -1.0833638, -8.9773540, -3.7342377, -8.6632643, -1.0450598, -5.1920577, 0.0000000,},
mahphalke 0:854742598c2c 321 { 0, 1, 0, 0, -1, -1, -2, -2, -4, 0,},
mahphalke 0:854742598c2c 322 10
mahphalke 0:854742598c2c 323 },
mahphalke 0:854742598c2c 324 {
mahphalke 0:854742598c2c 325 0.000, 20.644, // characteristic curve for mV range between 0.000 and 20.644
mahphalke 0:854742598c2c 326 { 0.000000, 2.508355, 7.860106, -2.503131, 8.315270, -1.228034, 9.804036, -4.413030, 1.057734, -1.052755,},
mahphalke 0:854742598c2c 327 { 0, 1, -2, -1, -2, -2, -4, -5, -6, -8,},
mahphalke 0:854742598c2c 328 10
mahphalke 0:854742598c2c 329 },
mahphalke 0:854742598c2c 330 {
mahphalke 0:854742598c2c 331 20.644, 54.886, // characteristic curve for mV range between 20.644 and 54.886
mahphalke 0:854742598c2c 332 { -1.318058, 4.830222, -1.646031, 5.464731, -9.650715, 8.802193, -3.110810, 0.000000, 0.000000, 0.000000,},
mahphalke 0:854742598c2c 333 { 2, 1, 0, -2, -4, -6, -8, 0, 0, 0,},
mahphalke 0:854742598c2c 334 10
mahphalke 0:854742598c2c 335 }
mahphalke 0:854742598c2c 336 };
mahphalke 0:854742598c2c 337
mahphalke 0:854742598c2c 338 Thermocouple_Type_K::~Thermocouple_Type_K()
mahphalke 0:854742598c2c 339 {
mahphalke 0:854742598c2c 340
mahphalke 0:854742598c2c 341 }
mahphalke 0:854742598c2c 342
mahphalke 0:854742598c2c 343 float Thermocouple_Type_K::convert(float voltage)
mahphalke 0:854742598c2c 344 {
mahphalke 0:854742598c2c 345 return Thermocouple::convert(voltage, poly, poly_size);
mahphalke 0:854742598c2c 346 }
mahphalke 0:854742598c2c 347
mahphalke 0:854742598c2c 348 float Thermocouple_Type_K::lookup(float voltage)
mahphalke 0:854742598c2c 349 {
mahphalke 0:854742598c2c 350 #ifdef TYPE_K_LUT
mahphalke 0:854742598c2c 351 return Thermocouple::lookup(lut, voltage, lut_size, lut_offset);
mahphalke 0:854742598c2c 352 #else
mahphalke 0:854742598c2c 353 /* NOT IMPLEMENTED */
mahphalke 0:854742598c2c 354 return 0;
mahphalke 0:854742598c2c 355 #endif
mahphalke 0:854742598c2c 356 }
mahphalke 0:854742598c2c 357 const int Thermocouple_Type_N::inv_poly_size = 2;
mahphalke 0:854742598c2c 358 const Thermocouple::thermocouple_poly_subrange Thermocouple_Type_N::inv_poly[2]
mahphalke 0:854742598c2c 359 = {
mahphalke 0:854742598c2c 360 {
mahphalke 0:854742598c2c 361 -270.000, 0.000,// characteristic curve for temp range between -270.000, and 0.000,
mahphalke 0:854742598c2c 362 {0.000000000000,0.261591059620,0.109574842280,-0.938411115540,-0.464120397590,-0.263033577160,-0.226534380030,-0.760893007910,-0.934196678350,},
mahphalke 0:854742598c2c 363 { 0, -1, -4, -7, -10, -11, -13, -16, -19,},
mahphalke 0:854742598c2c 364 9
mahphalke 0:854742598c2c 365 },
mahphalke 0:854742598c2c 366 {
mahphalke 0:854742598c2c 367 0.000, 1300.000,// characteristic curve for temp range between 0.000, and 1300.000,
mahphalke 0:854742598c2c 368 {0.000000000000,0.259293946010,0.157101418800,0.438256272370,-0.252611697940,0.643118193390,-0.100634715190,0.997453389920,-0.608632456070,0.208492293390,-0.306821961510,},
mahphalke 0:854742598c2c 369 { 0, -1, -4, -7, -9, -12, -14, -18, -21, -24, -28,},
mahphalke 0:854742598c2c 370 11
mahphalke 0:854742598c2c 371 }
mahphalke 0:854742598c2c 372 };
mahphalke 0:854742598c2c 373
mahphalke 0:854742598c2c 374 float Thermocouple_Type_N::convert_inv(float temp)
mahphalke 0:854742598c2c 375 {
mahphalke 0:854742598c2c 376 return Thermocouple::convert(temp, inv_poly, inv_poly_size);
mahphalke 0:854742598c2c 377 }
mahphalke 0:854742598c2c 378
mahphalke 0:854742598c2c 379 float Thermocouple_Type_N::lookup_inv(float temp)
mahphalke 0:854742598c2c 380 {
mahphalke 0:854742598c2c 381 #ifdef TYPE_N_LUT
mahphalke 0:854742598c2c 382 if((temp+lut_offset)>lut_size)
mahphalke 0:854742598c2c 383 return lut[lut_size-1];
mahphalke 0:854742598c2c 384 else
mahphalke 0:854742598c2c 385 return lut[(uint16_t)temp+lut_offset];
mahphalke 0:854742598c2c 386 #else
mahphalke 0:854742598c2c 387 /* NOT IMPLEMENTED */
mahphalke 0:854742598c2c 388 return 0;
mahphalke 0:854742598c2c 389 #endif
mahphalke 0:854742598c2c 390 }
mahphalke 0:854742598c2c 391 const int Thermocouple_Type_N::poly_size = 3;
mahphalke 0:854742598c2c 392 const Thermocouple::thermocouple_poly_subrange Thermocouple_Type_N::poly[3] = {
mahphalke 0:854742598c2c 393 {
mahphalke 0:854742598c2c 394 -3.990, 0.000, // characteristic curve for mV range between -3.990 and 0.000
mahphalke 0:854742598c2c 395 { 0.0000000, 3.8436847, 1.1010485, 5.2229312, 7.2060525, 5.8488586, 2.7754916, 7.7075166, 1.1582665, 7.3138868,},
mahphalke 0:854742598c2c 396 { 0, 1, 0, 0, 0, 0, 0, -1, -1, -3,},
mahphalke 0:854742598c2c 397 10
mahphalke 0:854742598c2c 398 },
mahphalke 0:854742598c2c 399 {
mahphalke 0:854742598c2c 400 0.000, 20.613, // characteristic curve for mV range between 0.000 and 20.613
mahphalke 0:854742598c2c 401 { 0.00000, 3.86896, -1.08267, 4.70205, -2.12169, -1.17272, 5.39280, -7.98156, 0.00000, 0.00000,},
mahphalke 0:854742598c2c 402 { 0, 1, 0, -2, -6, -4, -6, -8, 0, 0,},
mahphalke 0:854742598c2c 403 10
mahphalke 0:854742598c2c 404 },
mahphalke 0:854742598c2c 405 {
mahphalke 0:854742598c2c 406 20.613, 47.513, // characteristic curve for mV range between 20.613 and 47.513
mahphalke 0:854742598c2c 407 { 1.972485, 3.300943, -3.915159, 9.855391, -1.274371, 7.767022, 0.000000, 0.000000, 0.000000, 0.000000,},
mahphalke 0:854742598c2c 408 { 1, 1, -1, -3, -4, -7, 0, 0, 0, 0,},
mahphalke 0:854742598c2c 409 10
mahphalke 0:854742598c2c 410 }
mahphalke 0:854742598c2c 411 };
mahphalke 0:854742598c2c 412
mahphalke 0:854742598c2c 413 Thermocouple_Type_N::~Thermocouple_Type_N()
mahphalke 0:854742598c2c 414 {
mahphalke 0:854742598c2c 415
mahphalke 0:854742598c2c 416 }
mahphalke 0:854742598c2c 417
mahphalke 0:854742598c2c 418 float Thermocouple_Type_N::convert(float voltage)
mahphalke 0:854742598c2c 419 {
mahphalke 0:854742598c2c 420 return Thermocouple::convert(voltage, poly, poly_size);
mahphalke 0:854742598c2c 421 }
mahphalke 0:854742598c2c 422
mahphalke 0:854742598c2c 423 float Thermocouple_Type_N::lookup(float voltage)
mahphalke 0:854742598c2c 424 {
mahphalke 0:854742598c2c 425 #ifdef TYPE_N_LUT
mahphalke 0:854742598c2c 426 return Thermocouple::lookup(lut, voltage, lut_size, lut_offset);
mahphalke 0:854742598c2c 427 #else
mahphalke 0:854742598c2c 428 /* NOT IMPLEMENTED */
mahphalke 0:854742598c2c 429 return 0;
mahphalke 0:854742598c2c 430 #endif
mahphalke 0:854742598c2c 431 }
mahphalke 0:854742598c2c 432 const int Thermocouple_Type_R::inv_poly_size = 3;
mahphalke 0:854742598c2c 433 const Thermocouple::thermocouple_poly_subrange Thermocouple_Type_R::inv_poly[3]
mahphalke 0:854742598c2c 434 = {
mahphalke 0:854742598c2c 435 {
mahphalke 0:854742598c2c 436 -50.000, 1064.180,// characteristic curve for temp range between -50.000, and 1064.180,
mahphalke 0:854742598c2c 437 {0.000000000000,0.528961729765,0.139166589782,-0.238855693017,0.356916001063,-0.462347666298,0.500777441034,-0.373105886191,0.157716482367,-0.281038625251,},
mahphalke 0:854742598c2c 438 { 0, -2, -4, -7, -10, -13, -16, -19, -22, -26,},
mahphalke 0:854742598c2c 439 10
mahphalke 0:854742598c2c 440 },
mahphalke 0:854742598c2c 441 {
mahphalke 0:854742598c2c 442 1064.180, 1664.500,// characteristic curve for temp range between 1064.180, and 1664.500,
mahphalke 0:854742598c2c 443 {0.295157925316,-0.252061251332,0.159564501865,-0.764085947576,0.205305291024,-0.293359668173,},
mahphalke 0:854742598c2c 444 { 1, -2, -4, -8, -11, -15,},
mahphalke 0:854742598c2c 445 6
mahphalke 0:854742598c2c 446 },
mahphalke 0:854742598c2c 447 {
mahphalke 0:854742598c2c 448 1664.500, 1768.100,// characteristic curve for temp range between 1664.500, and 1768.100,
mahphalke 0:854742598c2c 449 {0.152232118209,-0.268819888545,0.171280280471,-0.345895706453,-0.934633971046,},
mahphalke 0:854742598c2c 450 { 3, 0, -3, -7, -14,},
mahphalke 0:854742598c2c 451 5
mahphalke 0:854742598c2c 452 }
mahphalke 0:854742598c2c 453 };
mahphalke 0:854742598c2c 454
mahphalke 0:854742598c2c 455 float Thermocouple_Type_R::convert_inv(float temp)
mahphalke 0:854742598c2c 456 {
mahphalke 0:854742598c2c 457 return Thermocouple::convert(temp, inv_poly, inv_poly_size);
mahphalke 0:854742598c2c 458 }
mahphalke 0:854742598c2c 459
mahphalke 0:854742598c2c 460 float Thermocouple_Type_R::lookup_inv(float temp)
mahphalke 0:854742598c2c 461 {
mahphalke 0:854742598c2c 462 #ifdef TYPE_R_LUT
mahphalke 0:854742598c2c 463 if((temp+lut_offset)>lut_size)
mahphalke 0:854742598c2c 464 return lut[lut_size-1];
mahphalke 0:854742598c2c 465 else
mahphalke 0:854742598c2c 466 return lut[(uint16_t)temp+lut_offset];
mahphalke 0:854742598c2c 467 #else
mahphalke 0:854742598c2c 468 /* NOT IMPLEMENTED */
mahphalke 0:854742598c2c 469 return 0;
mahphalke 0:854742598c2c 470 #endif
mahphalke 0:854742598c2c 471 }
mahphalke 0:854742598c2c 472 const int Thermocouple_Type_R::poly_size = 4;
mahphalke 0:854742598c2c 473 const Thermocouple::thermocouple_poly_subrange Thermocouple_Type_R::poly[4] = {
mahphalke 0:854742598c2c 474 {
mahphalke 0:854742598c2c 475 -0.226, 1.923, // characteristic curve for mV range between -0.226 and 1.923
mahphalke 0:854742598c2c 476 { 0.0000000, 1.8891380, -9.3835290, 1.3068619, -2.2703580, 3.5145659, -3.8953900, 2.8239471, -1.2607281, 3.1353611, -3.3187769,},
mahphalke 0:854742598c2c 477 { 0, 2, 1, 2, 2, 2, 2, 2, 2, 1, 0,},
mahphalke 0:854742598c2c 478 11
mahphalke 0:854742598c2c 479 },
mahphalke 0:854742598c2c 480 {
mahphalke 0:854742598c2c 481 1.923, 13.228, // characteristic curve for mV range between 1.923 and 13.228
mahphalke 0:854742598c2c 482 {1.334584505,1.472644573,-1.844024844,4.031129726,-6.249428360,6.468412046,-4.458750426,1.994710149,-5.313401790,6.481976217,0.000000000,},
mahphalke 0:854742598c2c 483 { 1, 2, 1, 0, -1, -2, -3, -4, -6, -8, 0,},
mahphalke 0:854742598c2c 484 11
mahphalke 0:854742598c2c 485 },
mahphalke 0:854742598c2c 486 {
mahphalke 0:854742598c2c 487 11.361, 19.739, // characteristic curve for mV range between 11.361 and 19.739
mahphalke 0:854742598c2c 488 {-8.199599416,1.553962042,-8.342197663,4.279433549,-1.191577910,1.492290091,0.000000000,0.000000000,0.000000000,0.000000000,0.000000000,},
mahphalke 0:854742598c2c 489 { 1, 2, 0, -1, -2, -4, 0, 0, 0, 0, 0,},
mahphalke 0:854742598c2c 490 11
mahphalke 0:854742598c2c 491 },
mahphalke 0:854742598c2c 492 {
mahphalke 0:854742598c2c 493 19.739, 21.103, // characteristic curve for mV range between 19.739 and 21.103
mahphalke 0:854742598c2c 494 {3.406177836,-7.023729171,5.582903813,-1.952394635,2.560740231,0.000000000,0.000000000,0.000000000,0.000000000,0.000000000,0.000000000,},
mahphalke 0:854742598c2c 495 { 4, 3, 2, 1, -1, 0, 0, 0, 0, 0, 0,},
mahphalke 0:854742598c2c 496 11
mahphalke 0:854742598c2c 497 }
mahphalke 0:854742598c2c 498 };
mahphalke 0:854742598c2c 499
mahphalke 0:854742598c2c 500 Thermocouple_Type_R::~Thermocouple_Type_R()
mahphalke 0:854742598c2c 501 {
mahphalke 0:854742598c2c 502
mahphalke 0:854742598c2c 503 }
mahphalke 0:854742598c2c 504
mahphalke 0:854742598c2c 505 float Thermocouple_Type_R::convert(float voltage)
mahphalke 0:854742598c2c 506 {
mahphalke 0:854742598c2c 507 return Thermocouple::convert(voltage, poly, poly_size);
mahphalke 0:854742598c2c 508 }
mahphalke 0:854742598c2c 509
mahphalke 0:854742598c2c 510 float Thermocouple_Type_R::lookup(float voltage)
mahphalke 0:854742598c2c 511 {
mahphalke 0:854742598c2c 512 #ifdef TYPE_R_LUT
mahphalke 0:854742598c2c 513 return Thermocouple::lookup(lut, voltage, lut_size, lut_offset);
mahphalke 0:854742598c2c 514 #else
mahphalke 0:854742598c2c 515 /* NOT IMPLEMENTED */
mahphalke 0:854742598c2c 516 return 0;
mahphalke 0:854742598c2c 517 #endif
mahphalke 0:854742598c2c 518 }
mahphalke 0:854742598c2c 519 const int Thermocouple_Type_S::inv_poly_size = 3;
mahphalke 0:854742598c2c 520 const Thermocouple::thermocouple_poly_subrange Thermocouple_Type_S::inv_poly[3]
mahphalke 0:854742598c2c 521 = {
mahphalke 0:854742598c2c 522 {
mahphalke 0:854742598c2c 523 -50.000, 1064.180,// characteristic curve for temp range between -50.000, and 1064.180,
mahphalke 0:854742598c2c 524 {0.000000000000,0.540313308631,0.125934289740,-0.232477968689,0.322028823036,-0.331465196389,0.255744251786,-0.125068871393,0.271443176145,},
mahphalke 0:854742598c2c 525 { 0, -2, -4, -7, -10, -13, -16, -19, -23,},
mahphalke 0:854742598c2c 526 9
mahphalke 0:854742598c2c 527 },
mahphalke 0:854742598c2c 528 {
mahphalke 0:854742598c2c 529 1064.180, 1664.500,// characteristic curve for temp range between 1064.180, and 1664.500,
mahphalke 0:854742598c2c 530 {0.132900444085,0.334509311344,0.654805192818,-0.164856259209,0.129989605174,},
mahphalke 0:854742598c2c 531 { 1, -2, -5, -8, -13,},
mahphalke 0:854742598c2c 532 5
mahphalke 0:854742598c2c 533 },
mahphalke 0:854742598c2c 534 {
mahphalke 0:854742598c2c 535 1664.500, 1768.100,// characteristic curve for temp range between 1664.500, and 1768.100,
mahphalke 0:854742598c2c 536 {0.146628232636,-0.258430516752,0.163693574641,-0.330439046987,-0.943223690612,},
mahphalke 0:854742598c2c 537 { 3, 0, -3, -7, -14,},
mahphalke 0:854742598c2c 538 5
mahphalke 0:854742598c2c 539 }
mahphalke 0:854742598c2c 540 };
mahphalke 0:854742598c2c 541
mahphalke 0:854742598c2c 542 float Thermocouple_Type_S::convert_inv(float temp)
mahphalke 0:854742598c2c 543 {
mahphalke 0:854742598c2c 544 return Thermocouple::convert(temp, inv_poly, inv_poly_size);
mahphalke 0:854742598c2c 545 }
mahphalke 0:854742598c2c 546
mahphalke 0:854742598c2c 547 float Thermocouple_Type_S::lookup_inv(float temp)
mahphalke 0:854742598c2c 548 {
mahphalke 0:854742598c2c 549 #ifdef TYPE_S_LUT
mahphalke 0:854742598c2c 550 if((temp+lut_offset)>lut_size)
mahphalke 0:854742598c2c 551 return lut[lut_size-1];
mahphalke 0:854742598c2c 552 else
mahphalke 0:854742598c2c 553 return lut[(uint16_t)temp+lut_offset];
mahphalke 0:854742598c2c 554 #else
mahphalke 0:854742598c2c 555 /* NOT IMPLEMENTED */
mahphalke 0:854742598c2c 556 return 0;
mahphalke 0:854742598c2c 557 #endif
mahphalke 0:854742598c2c 558 }
mahphalke 0:854742598c2c 559 const int Thermocouple_Type_S::poly_size = 4;
mahphalke 0:854742598c2c 560 const Thermocouple::thermocouple_poly_subrange Thermocouple_Type_S::poly[4] = {
mahphalke 0:854742598c2c 561 {
mahphalke 0:854742598c2c 562 -0.235, 1.874, // characteristic curve for mV range between -0.235 and 1.874
mahphalke 0:854742598c2c 563 { 0.00000000, 1.84949460,-8.00504062, 1.02237430,-1.52248592, 1.88821343,-1.59085941, 8.23027880,-2.34181944, 2.79786260,},
mahphalke 0:854742598c2c 564 { 0, 2, 1, 2, 2, 2, 2, 1, 1, 0,},
mahphalke 0:854742598c2c 565 10
mahphalke 0:854742598c2c 566 },
mahphalke 0:854742598c2c 567 {
mahphalke 0:854742598c2c 568 1.874, 11.950, // characteristic curve for mV range between 1.874 and 11.950
mahphalke 0:854742598c2c 569 {1.291507177,1.466298863,-1.534713402,3.145945973,-4.163257839,3.187963771,-1.291637500,2.183475087,-1.447379511,8.211272125,},
mahphalke 0:854742598c2c 570 { 1, 2, 1, 0, -1, -2, -3, -5, -7, -9,},
mahphalke 0:854742598c2c 571 10
mahphalke 0:854742598c2c 572 },
mahphalke 0:854742598c2c 573 {
mahphalke 0:854742598c2c 574 10.332, 17.536, // characteristic curve for mV range between 10.332 and 17.536
mahphalke 0:854742598c2c 575 {-8.087801117,1.621573104,-8.536869453,4.719686976,-1.441693666,2.081618890,0.000000000,0.000000000,0.000000000,0.000000000,},
mahphalke 0:854742598c2c 576 { 1, 2, 0, -1, -2, -4, 0, 0, 0, 0,},
mahphalke 0:854742598c2c 577 10
mahphalke 0:854742598c2c 578 },
mahphalke 0:854742598c2c 579 {
mahphalke 0:854742598c2c 580 17.536, 18.693, // characteristic curve for mV range between 17.536 and 18.693
mahphalke 0:854742598c2c 581 {5.333875126,-1.235892298,1.092657613,-4.265693686,6.247205420,0.000000000,0.000000000,0.000000000,0.000000000,0.000000000,},
mahphalke 0:854742598c2c 582 { 4, 4, 3, 1, -1, 0, 0, 0, 0, 0,},
mahphalke 0:854742598c2c 583 10
mahphalke 0:854742598c2c 584 }
mahphalke 0:854742598c2c 585 };
mahphalke 0:854742598c2c 586
mahphalke 0:854742598c2c 587 Thermocouple_Type_S::~Thermocouple_Type_S()
mahphalke 0:854742598c2c 588 {
mahphalke 0:854742598c2c 589
mahphalke 0:854742598c2c 590 }
mahphalke 0:854742598c2c 591
mahphalke 0:854742598c2c 592 float Thermocouple_Type_S::convert(float voltage)
mahphalke 0:854742598c2c 593 {
mahphalke 0:854742598c2c 594 return Thermocouple::convert(voltage, poly, poly_size);
mahphalke 0:854742598c2c 595 }
mahphalke 0:854742598c2c 596
mahphalke 0:854742598c2c 597 float Thermocouple_Type_S::lookup(float voltage)
mahphalke 0:854742598c2c 598 {
mahphalke 0:854742598c2c 599 #ifdef TYPE_S_LUT
mahphalke 0:854742598c2c 600 return Thermocouple::lookup(lut, voltage, lut_size, lut_offset);
mahphalke 0:854742598c2c 601 #else
mahphalke 0:854742598c2c 602 /* NOT IMPLEMENTED */
mahphalke 0:854742598c2c 603 return 0;
mahphalke 0:854742598c2c 604 #endif
mahphalke 0:854742598c2c 605 }
mahphalke 0:854742598c2c 606 const int Thermocouple_Type_T::inv_poly_size = 2;
mahphalke 0:854742598c2c 607 const Thermocouple::thermocouple_poly_subrange Thermocouple_Type_T::inv_poly[2]
mahphalke 0:854742598c2c 608 = {
mahphalke 0:854742598c2c 609 {
mahphalke 0:854742598c2c 610 -270.000, 0.000,// characteristic curve for temp range between -270.000, and 0.000,
mahphalke 0:854742598c2c 611 {0.000000000000,0.387481063640,0.441944343470,0.118443231050,0.200329735540,0.901380195590,0.226511565930,0.360711542050,0.384939398830,0.282135219250,0.142515947790,0.487686622860,0.107955392700,0.139450270620,0.797951539270,},
mahphalke 0:854742598c2c 612 { 0, -1, -4, -6, -7, -9, -10, -12, -14, -16, -18, -21, -23, -26, -30,},
mahphalke 0:854742598c2c 613 15
mahphalke 0:854742598c2c 614 },
mahphalke 0:854742598c2c 615 {
mahphalke 0:854742598c2c 616 0.000, 400.000,// characteristic curve for temp range between 0.000, and 400.000,
mahphalke 0:854742598c2c 617 {0.000000000000,0.387481063640,0.332922278800,0.206182434040,-0.218822568460,0.109968809280,-0.308157587720,0.454791352900,-0.275129016730,},
mahphalke 0:854742598c2c 618 { 0, -1, -4, -6, -8, -10, -13, -16, -19,},
mahphalke 0:854742598c2c 619 9
mahphalke 0:854742598c2c 620 }
mahphalke 0:854742598c2c 621 };
mahphalke 0:854742598c2c 622
mahphalke 0:854742598c2c 623 float Thermocouple_Type_T::convert_inv(float temp)
mahphalke 0:854742598c2c 624 {
mahphalke 0:854742598c2c 625 return Thermocouple::convert(temp, inv_poly, inv_poly_size);
mahphalke 0:854742598c2c 626 }
mahphalke 0:854742598c2c 627
mahphalke 0:854742598c2c 628 float Thermocouple_Type_T::lookup_inv(float temp)
mahphalke 0:854742598c2c 629 {
mahphalke 0:854742598c2c 630 #ifdef TYPE_T_LUT
mahphalke 0:854742598c2c 631 if((temp+lut_offset)>lut_size)
mahphalke 0:854742598c2c 632 return lut[lut_size-1];
mahphalke 0:854742598c2c 633 else
mahphalke 0:854742598c2c 634 return lut[(uint16_t)temp+lut_offset];
mahphalke 0:854742598c2c 635 #else
mahphalke 0:854742598c2c 636 /* NOT IMPLEMENTED */
mahphalke 0:854742598c2c 637 return 0;
mahphalke 0:854742598c2c 638 #endif
mahphalke 0:854742598c2c 639 }
mahphalke 0:854742598c2c 640 const int Thermocouple_Type_T::poly_size = 2;
mahphalke 0:854742598c2c 641 const Thermocouple::thermocouple_poly_subrange Thermocouple_Type_T::poly[2] = {
mahphalke 0:854742598c2c 642 {
mahphalke 0:854742598c2c 643 -5.603, 0.000, // characteristic curve for mV range between -5.603 and 0.000
mahphalke 0:854742598c2c 644 { 0.0000000, 2.5949192, -2.1316967, 7.9018692, 4.2527777, 1.3304473, 2.0241446, 1.2668171,},
mahphalke 0:854742598c2c 645 { 0, 1, -1, -1, -1, -1, -2, -3,},
mahphalke 0:854742598c2c 646 8
mahphalke 0:854742598c2c 647 },
mahphalke 0:854742598c2c 648 {
mahphalke 0:854742598c2c 649 0.000, 20.872, // characteristic curve for mV range between 0.000 and 20.872
mahphalke 0:854742598c2c 650 { 0.000000, 2.592800, -7.602961, 4.637791, -2.165394, 6.048144, -7.293422, 0.000000,},
mahphalke 0:854742598c2c 651 { 0, 1, -1, -2, -3, -5, -7, 0,},
mahphalke 0:854742598c2c 652 8
mahphalke 0:854742598c2c 653 }
mahphalke 0:854742598c2c 654 };
mahphalke 0:854742598c2c 655
mahphalke 0:854742598c2c 656 Thermocouple_Type_T::~Thermocouple_Type_T()
mahphalke 0:854742598c2c 657 {
mahphalke 0:854742598c2c 658
mahphalke 0:854742598c2c 659 }
mahphalke 0:854742598c2c 660
mahphalke 0:854742598c2c 661 float Thermocouple_Type_T::convert(float voltage)
mahphalke 0:854742598c2c 662 {
mahphalke 0:854742598c2c 663 return Thermocouple::convert(voltage, poly, poly_size);
mahphalke 0:854742598c2c 664 }
mahphalke 0:854742598c2c 665
mahphalke 0:854742598c2c 666 float Thermocouple_Type_T::lookup(float voltage)
mahphalke 0:854742598c2c 667 {
mahphalke 0:854742598c2c 668 #ifdef TYPE_T_LUT
mahphalke 0:854742598c2c 669 return Thermocouple::lookup(lut, voltage, lut_size, lut_offset);
mahphalke 0:854742598c2c 670 #else
mahphalke 0:854742598c2c 671 /* NOT IMPLEMENTED */
mahphalke 0:854742598c2c 672 return 0;
mahphalke 0:854742598c2c 673 #endif
mahphalke 0:854742598c2c 674 }