ADC.cpp

#include "ADC.h"
#include "EZB.h"

ADCClass::ADCClass(EZB* ezb){
  m_ezb = ezb;
  MinPoolTimeMS=100;
}

int ADCClass::GetADCValue(ADCPortEnum sendSensor){

  struct timespec now;
  clock_gettime(1, &now);
  unsigned long nowms = (now.tv_sec * 1000) + (now.tv_nsec / 1000000);

  if(MinPoolTimeMS > 0 && m_last_request[sendSensor] + MinPoolTimeMS < nowms){
    unsigned char* retval = m_ezb->SendCommand(EZB::GetADCValue + sendSensor, 1);

    m_last_value[sendSensor] = retval[0];
    delete [] retval;

    clock_gettime(1, &now);
    m_last_request[sendSensor] = (now.tv_sec * 1000) + (now.tv_nsec / 1000000);
  }
  return m_last_value[sendSensor];

}

float ADCClass::GetADCVoltage(ADCPortEnum sendSensor){
  return GetADCVoltageFromValue(GetADCValue(sendSensor));

}

float ADCClass::GetADCVoltageFromValue(int adcValue){

  return (float)((float)adcValue * 0.01960784f);
}