113 lines
3.4 KiB
C
113 lines
3.4 KiB
C
#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; //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֵ<EFBFBD><D6B5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>20mA
|
||
else
|
||
{
|
||
//unsigned long int tmp = maxFlowRate *10 / 12;
|
||
LoopOutputValue = 65535;
|
||
LoopOutputValue /= (float)maxFlowRate; //LoopOutputValue /= (unsigned long long int)LoopOutputMaxFlowrate;
|
||
LoopOutputValue *= (float)flowRate; //<2F><><EFBFBD><EFBFBD>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
|
||
//##############################################################################
|