ThermometerPro/thermometer.h

/*
 * thermometer.h
 *
 *  Created on: 24.02.2014
 *      Author: wn
 */

#ifndef THERMOMETER_H_
#define THERMOMETER_H_

#include "cmd.h"
#include "Resources.h"

const bool DEBUG = true;
const bool INFO = true;

const unsigned long DEFAULT_PERIOD = 1000;
const unsigned int NUM_OF_CHANNELS = 4;
const unsigned long N_MAX = 0xffffff;
const float R_REF = 6200.0;
const float PT1000_R0 = 1000.0;
const float PT1000_Coeff = 3.85e-3;
const unsigned long CONV_TIMEOUT = 0xfffff;
const unsigned long NUM_OF_CALIBRATION_CYCLES = 250;
const unsigned long CALIBRATION_CYCLE_TIME = 10; // ms



class Thermometer;

class ThermConfig : public Cmd {
public:
  ThermConfig(Thermometer *thermometer) : m_thermometer(thermometer) {};
  virtual String getCmdName() { return "TCFG"; }
  virtual String getHelp() { return getResource(THERMCONFIG_HELP_KEY); }
  virtual String exec(String params);
private:
  Thermometer *m_thermometer;
};

class ThermValues : public Cmd {
public:
  ThermValues(Thermometer *thermometer) : m_thermometer(thermometer) {};
  virtual String getCmdName() { return "TVAL"; }
  virtual String getHelp() { return getResource(THERMVALUES_HELP_KEY); }
  virtual String exec(String params);
private:
  Thermometer *m_thermometer;
};

class ThermCalibrate : public Cmd {
public:
  ThermCalibrate(Thermometer *thermometer);
  virtual String getCmdName() { return "TCALIBR"; }
  virtual String getHelp() { return getResource(THERMCALIBRATE_HELP_KEY); }
  virtual String exec(String params);
  friend class Thermometer;
private:
  Thermometer *m_thermometer;
  bool m_enabled;
  bool m_start_highCalibration;
  bool m_start_zeroCalibration;
  float m_r_cal;
  float m_preserved_alpha;
  unsigned long m_preserved_period;
  unsigned int m_turn;
  float m_r_sum[NUM_OF_CHANNELS];
};

class Thermometer {
public:
  Thermometer();
  void begin(CmdServer *cmdServer);
  void exec();
  friend class ThermConfig;
  friend class ThermValues;
  float getTemperature(unsigned int index);
  float getCalibrateFactor(unsigned int i);
  unsigned long getPeriodMeasure();
  float getAlpha();

private:
  unsigned long m_periodMillis;
  ThermConfig thermConfig;
  ThermValues thermValues;
  ThermCalibrate thermCalibrate;

  bool m_debug;
  bool m_info;

  unsigned long m_n[NUM_OF_CHANNELS];
  float m_calibrateFactor[NUM_OF_CHANNELS];
  float m_r[NUM_OF_CHANNELS];
  float m_temperature[NUM_OF_CHANNELS];
  float m_lastSmoothedTemperature[NUM_OF_CHANNELS];
  float m_smoothedTemperature[NUM_OF_CHANNELS];
  unsigned long m_timeOutFailureCnt;
  unsigned long m_cylceCnt;

  float m_alpha;

  bool m_calibrationHighMode;
  bool m_calibrationZeroMode;

  void startSingleConv();
  void prepareAdc();

  void setTemperature(unsigned int index, float t);
  void setR(unsigned int index, float r);
  void setPeriodMeasure(unsigned long p);
  void setAlpha(float a);
  void setCalibrateFactor(unsigned int i, float c);
  void setDebug(bool b);
  bool getDebug();
  void setInfo(bool b);
  bool getInfo();
};



#endif /* THERMOMETER_H_ */