/** * Marlin 3D Printer Firmware * Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin] * * Based on Sprinter and grbl. * Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see . * */ #pragma once // R25 = 100 kOhm, beta25 = 3950 K, 4.7 kOhm pull-up, // Formbot / Vivedino high temp 100k thermistor // 100KR13950181203 // Generated with modified version of https://www.thingiverse.com/thing:103668 // Using table 1 with datasheet values // Resistance 100k Ohms at 25deg. C // Resistance Tolerance + / -1% // B Value 3950K at 25/50 deg. C // B Value Tolerance + / - 1% const temp_entry_t temptable_61[] PROGMEM = { { OV( 2.00), 420 }, // Guestimate to ensure we dont lose a reading and drop temps to -50 when over { OV( 12.07), 350 }, { OV( 12.79), 345 }, { OV( 13.59), 340 }, { OV( 14.44), 335 }, { OV( 15.37), 330 }, { OV( 16.38), 325 }, { OV( 17.46), 320 }, { OV( 18.63), 315 }, { OV( 19.91), 310 }, { OV( 21.29), 305 }, { OV( 22.79), 300 }, { OV( 24.43), 295 }, { OV( 26.21), 290 }, { OV( 28.15), 285 }, { OV( 30.27), 280 }, { OV( 32.58), 275 }, { OV( 35.10), 270 }, { OV( 38.44), 265 }, { OV( 40.89), 260 }, { OV( 44.19), 255 }, { OV( 47.83), 250 }, { OV( 51.80), 245 }, { OV( 56.20), 240 }, { OV( 61.00), 235 }, { OV( 66.30), 230 }, { OV( 72.11), 225 }, { OV( 78.51), 220 }, { OV( 85.57), 215 }, { OV( 93.34), 210 }, { OV( 101.91), 205 }, { OV( 111.34), 200 }, { OV( 121.73), 195 }, { OV( 133.17), 190 }, { OV( 145.74), 185 }, { OV( 159.57), 180 }, { OV( 174.73), 175 }, { OV( 191.35), 170 }, { OV( 209.53), 165 }, { OV( 229.35), 160 }, { OV( 250.90), 155 }, { OV( 274.25), 150 }, { OV( 299.46), 145 }, { OV( 326.52), 140 }, { OV( 355.44), 135 }, { OV( 386.15), 130 }, { OV( 418.53), 125 }, { OV( 452.43), 120 }, { OV( 487.62), 115 }, { OV( 523.82), 110 }, { OV( 560.70), 105 }, { OV( 597.88), 100 }, { OV( 634.97), 95 }, { OV( 671.55), 90 }, { OV( 707.21), 85 }, { OV( 741.54), 80 }, { OV( 779.65), 75 }, { OV( 809.57), 70 }, { OV( 833.40), 65 }, { OV( 859.55), 60 }, { OV( 883.27), 55 }, { OV( 904.53), 50 }, { OV( 923.38), 45 }, { OV( 939.91), 40 }, { OV( 954.26), 35 }, { OV( 966.59), 30 }, { OV( 977.08), 25 }, { OV( 985.92), 20 }, { OV( 993.39), 15 }, { OV( 999.42), 10 }, { OV(1004.43), 5 }, { OV(1008.51), 0 }, { OV(1011.79), -5 }, { OV(1014.40), -10 }, { OV(1016.48), -15 }, { OV(1018.10), -20 }, { OV(1019.35), -25 }, { OV(1020.32), -30 }, { OV(1021.05), -35 }, { OV(1021.60), -40 }, { OV(1022.01), -45 }, { OV(1022.31), -50 } };