mirror of https://github.com/rusefi/rusefi.git
53 lines
1.5 KiB
C++
53 lines
1.5 KiB
C++
/**
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* @file thermistors.cpp
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*
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* @date Feb 17, 2013
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* @author Andrey Belomutskiy, (c) 2012-2020
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*/
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/**
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* http://en.wikipedia.org/wiki/Thermistor
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* http://en.wikipedia.org/wiki/Steinhart%E2%80%93Hart_equation
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*/
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#include "pch.h"
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void setDodgeSensor(ThermistorConf *thermistorConf, float pullup) {
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thermistorConf->config = {-40, 30, 120, 336660, 7550, 390, pullup};
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}
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void setAtSensor(ThermistorConf *thermistorConf,
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float tempLow, float rLow,
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float tempMid, float rMid,
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float tempHigh, float rHigh) {
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thermistorConf->config.tempC_1 = tempLow;
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thermistorConf->config.resistance_1 = rLow;
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thermistorConf->config.tempC_2 = tempMid;
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thermistorConf->config.resistance_2 = rMid;
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thermistorConf->config.tempC_3 = tempHigh;
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thermistorConf->config.resistance_3 = rHigh;
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}
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// todo: better method name?
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void setCommonNTCSensor(ThermistorConf *thermistorConf, float pullup) {
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/**
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* 18K Ohm @ -20C
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* 2.1K Ohm @ 24C
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* 294 Ohm @ 80C
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* http://www.rexbo.eu/hella/coolant-temperature-sensor-6pt009107121?c=100334&at=3130
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*/
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thermistorConf->config = {/*temp*/-20, /*temp*/23.8889, /*temp*/120,
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/*resistance*/18000, /*resistance*/2100, /*resistance*/100, pullup};
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}
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void setGmCltSensor(ThermistorConf *thermistorConf, float pullup) {
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thermistorConf->config = {-40, 40, 130, 100'000, 1459, 70, pullup};
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}
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void set10K_4050K(ThermistorConf *thermistorConf, float pullup) {
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// see https://www.taydaelectronics.com/datasheets/A-409.pdf
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thermistorConf->config = {-30, 25, 130, 108000, 10000, 225, pullup};
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}
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