rusefi-1/firmware/controllers/sensors/thermistors.h

43 lines
1.3 KiB
C

/**
* @file thermistors.h
*
* @date Feb 17, 2013
* @author Andrey Belomutskiy, (c) 2012-2020
*/
#pragma once
#include "global.h"
#define KELV 273.15f
#include "engine.h"
/**
* Vout=r2/(r1+r2)*Vin
*/
float getR1InVoltageDividor(float Vout, float Vin, float r2);
float getR2InVoltageDividor(float Vout, float Vin, float r1);
float getTempK(float resistance);
/**
* converts Kelvin temperature into Celsius temperature
*/
#define convertKelvinToCelcius(tempK) ((tempK) - KELV)
#define convertCelsiusToKelvin(tempC) ((tempC) + KELV)
float convertCelciustoF(float tempC);
float convertFtoCelcius(float tempF);
float getKelvinTemperature(float resistance, ThermistorMath *tm);
float getResistance(ThermistorConf *cfg, float voltage);
temperature_t getTemperatureC(ThermistorConf *cfg, ThermistorMath *tm, bool useLinear DECLARE_ENGINE_PARAMETER_SUFFIX);
temperature_t getCoolantTemperatureM(DECLARE_ENGINE_PARAMETER_SIGNATURE);
temperature_t getIntakeAirTemperatureM(DECLARE_ENGINE_PARAMETER_SIGNATURE);
void initThermistors(Logging *sharedLogger DECLARE_ENGINE_PARAMETER_SUFFIX);
void setCommonNTCSensor(ThermistorConf *thermistorConf, float pullup);
void setDodgeSensor(ThermistorConf *thermistorConf, float pullup);
void set10K_4050K(ThermistorConf *thermistorConf, float pullup);