#ifndef _DAC_H_
#define _DAC_H_
#include "task.h"

#define _USE_DAC8560
#undef _USE_DAC8560

#define PIN_SYNC PA4_O
#define PIN_SCLK PA5_O
#define PIN_DIN  PA7_O 


#define R_SENSOR        5L        //检测电阻
#define MAX_CURRENT     500L      //最大电解电流
#define FREQ_PER_MV     (100000UL/2000UL)   //每mv对应的频率

#ifdef _USE_DAC8560 
    #define MAX_DAVALUE     0x7FFFUL
    #define DACREF          2500UL    //mV
    #define MAX_DAVOLTAGE   2500UL    //mV
    #define MAXDACOUT       ((MAX_CURRENT*R_SENSOR*0xFFFF)/2500)
#else
    #define MAX_DAVALUE     0xFFFUL
    #define DACREF          5000L 
    #define MAX_DAVOLTAGE   2500UL    //mV
    #define MAXDACOUT       ((MAX_CURRENT*R_SENSOR*0xFFF)/2500)
    
#endif
/////////////////////////////////////////////////////////////
#define DEFAULT_K  1.0f
#define DEFAULT_C  0.0f

///////////////////////////////////////////////////////////////          
void  StartDigitalDJ(int iDJCurrent);
void  StartDigitalDJ_ADV(double DACValue);           
void  StopDJ(void);                        
void  StopDigitalDJ(void);
void  InitIntegrator(void);
void  TaskIntFreq(void);
void  ResetIntFreq(void);    
double mA2DAValue(double mA); 
int DAValue2mA(int DAValue);

double GetTrueDAValByKC(double mAValue);
double GetTrueDAValByKC_InDAValue(double DAValue);
void InitDAC(void);     
void DACOut(UINT gcByte);


void Cal_K_And_C(double WantmA,double RealmA);


#define paramK (IED.DAC_Param.Ka)
#define paramB (IED.DAC_Param.C)

#endif