#include "../main/SystemInclude.h"


//##############################################################################
#ifndef ENABLE_4_20MA_OUTPUT 
#pragma message("[undefined] ENABLE_4_20MA_OUTPUT")
#elif(ENABLE_4_20MA_OUTPUT)
//##############################################################################

//******************************************************************************
void CurrentLoopInit(void)
{
#ifndef ENABLE_4_20MA_ALL 
#pragma message("[undefined] ENABLE_4_20MA_ALL")
#elif(ENABLE_4_20MA_ALL)
   SysLoopChip = ReadShortParameterFromEEPROM(SYS_LOOP_CHIP, SYS_LOOP_CHIP_WIDTH, SYS_LOOP_CHIP_DEFAULT);
   if(SysLoopChip == DAC8760)
   {
      DAC8760Init(FR_20MA);
      #ifndef ENABLE_PRESSURE 
      #pragma message("[undefined] ENABLE_PRESSURE")
      #elif(ENABLE_PRESSURE)
      DAC8760Init(PRESS_20MA);
      #endif
   }
   else if(SysLoopChip == AD5420)
   {
      AD5420Init(FR_20MA);  
      #ifndef ENABLE_PRESSURE 
      #pragma message("[undefined] ENABLE_PRESSURE")
      #elif(ENABLE_PRESSURE)
      AD5420Init(PRESS_20MA);
      #endif
   }
#else
   
   #ifndef ENABLE_USE_DAC8760 
   #pragma message("[undefined] ENABLE_USE_DAC8760")
   #elif(ENABLE_USE_DAC8760)
   DAC8760Init(FR_20MA);
   #endif
   
   #ifndef ENABLE_USE_AD5420 
   #pragma message("[undefined] ENABLE_USE_AD5420")
   #elif(ENABLE_USE_AD5420)
   AD5420Init(FR_20MA);
   #endif
   
#endif
}

//******************************************************************************
void CurrentLoopLopwerMode(void)
{
   DisableDACSPI();

#ifndef ENABLE_USE_DACSOMI 
#pragma message("[undefined] ENABLE_USE_DACSOMI")
#elif(ENABLE_USE_DACSOMI)
   DISABLE_DACSOMI(); 
   ENABLE_DACSOMI_OUTPUT();
#endif
 
   DISABLE_DACSIMO();
   ENABLE_DACSIMO_OUTPUT();
   CLR_DACSIMO();   
   
   DISABLE_DACCLK();
   ENABLE_DACCLK_OUTPUT();
   CLR_DACCLK();
   
   LOOP_LATCH_PIN_OUTPUT();
   CLR_LOOP_LATCH();
}

//******************************************************************************
void ComputCurrentLoopAndOutput(void)
{
  float LoopOutputValue;

  if(flowRate > maxFlowRate) LoopOutputValue = 65535;                           //如果流量值大于最大流量，则输出20mA
  else
  {
     //unsigned long int tmp = maxFlowRate *10 / 12;
     LoopOutputValue  = 65535;
     LoopOutputValue /= (float)maxFlowRate;                                     //LoopOutputValue /= (unsigned long long int)LoopOutputMaxFlowrate; 
     LoopOutputValue *= (float)flowRate;                                        //输出fr= (displayUpdata*65535)/maxFlowrate
   }

#ifndef ENABLE_4_20MA_ALL 
#pragma message("[undefined] ENABLE_4_20MA_ALL")
#elif(ENABLE_4_20MA_ALL)
      if(SysLoopChip == DAC8760)  DAC8760Output((unsigned int)LoopOutputValue, FR_20MA);
  else if(SysLoopChip == AD5420)  AD5420Output((unsigned int)LoopOutputValue, FR_20MA);
#else
   #ifndef ENABLE_USE_AD5420 
   #pragma message("[undefined] ENABLE_USE_AD5420")
   #elif(ENABLE_USE_AD5420)
   AD5420Output((unsigned int)LoopOutputValue, FR_20MA);
   #endif
   
   #ifndef ENABLE_USE_DAC8760 
   #pragma message("[undefined] ENABLE_USE_DAC8760")
   #elif(ENABLE_USE_DAC8760)
   DAC8760Output((unsigned int)LoopOutputValue, FR_20MA); 
   #endif

#endif
}

//##############################################################################
#endif
//##############################################################################