//-------------------------------------------------------//
//        Project Code : CodeLibrary
//           File Name : SogiFll1ph.h
//          Created on : 2023. 7. 13.
//         Description :
//              Author : "Kim JeongWoo"
//  Last modified Date :
//-------------------------------------------------------//

#ifndef PLL_SOGIFLL1PH_H_
#define PLL_SOGIFLL1PH_H_

#ifdef __cplusplus
extern "C" {
#endif




//*********** Structure Definition ********//
struct sOsgCoef
{
	float k;
	float x;
	float y;
	float b0;
	float b2;
	float a1;
	float a2;
	float qb0;
	float qb1;
	float qb2;
};

//PI제어기를 필터형태로 구현한 것
struct sOsgLpfCoef
{
	float b1;
	float b0;
	float a1;
};

struct sSogiFll1ph
{
	float *pVac;
	float *pIac;

	float Vs_U[3];  // Ac Input
	float Vs_Osg_U[3];
	float Vs_Osg_Qu[3];
	float Vs_u_Q[2];
	float Vs_u_D[2];

	float Is_U[3];  // Ac Input
	float Is_Osg_U[3];
	float Is_Osg_Qu[3];
	float Is_u_Q[2];
	float Is_u_D[2];

	float Vs_ylf[2];
	float Is_ylf[2];

	float FreqOut; // output frequency of PLL
	float FreqRate; //nominal frequency
	float Theta;
	float CosTheta;
	float SinTheta;
	float Tsamp;

	float x3[2];
	float ef2;

	float WeHat;
	float WeRate;

	float SettlingTime; // ms
	float DampingRatio;
	float ErrBand;
	float Wn;

	float Ti;
	float Kp;
	float Ki;

	float VacPeakMax;

	sOsgCoef Osg;
	sOsgLpfCoef Lpf;

	void Init(float mFreqRate, float mTsamp, float mVacPeakMax, float *pVac, float *pIac);
	void Run(void);
	void CoefUpdate(float mWe);
	void LpfCoefUpdate();

};


#ifdef __cplusplus
}
#endif /* extern "C" */

#endif /* COMMON_RESOURCE_CODELIBRARY_PLL_SOGIFLL1PH_H_ */