SmartPDCode/control/PDU-AC_ADA_OLD8/hardware/hlw8110/Hlw8110.c

/*=========================================================================================================
  * File Name	 : HLW8110.c
  * Describe 	 : HLW8110 UART 通讯程序,使用USATR2.(HLW8110 code,use USATE2)
  * Author	   : Tuqiang
  * Version	   : V1.3
  * Record	   : 2019/04/16，V1.2
  * Record	   : 2020/04/02, V1.3	
==========================================================================================================*/
#include "Hlw8110.h"
#include "stdio.h"
#include "Config.h"
#include "SysTick.h"
#include "uart.h"
#include "Timer.h"
#if HLW8110

#define HIGH	1
#define LOW		0

union IntData
{
	unsigned int  inte;			
	unsigned char byte[2];		
};
union LongData
{
    unsigned long int  word;		
    unsigned int   inte[2];		
    unsigned char  byte[4];		
};


unsigned char	u8_TxBuf[10]; 
unsigned char	u8_RxBuf[10];
unsigned char	u8_TX_Length;
unsigned char	u8_RX_Length;
unsigned char	u8_RX_Index;

unsigned char	B_Rx_Finish;
unsigned char	B_Rx_Data_ING;		
unsigned char	B_Read_Error;							


unsigned int    U16_TempData;	


unsigned int    U16_IFData;
unsigned int    U16_RIFData;
unsigned int    U16_LineFData;
unsigned int    U16_AngleData;
unsigned int    U16_PFData;
unsigned int 		U16_HFConst_RegData;


unsigned int	U16_RMSIAC_RegData; 			// A通道电流转换系数
unsigned int	U16_RMSIBC_RegData; 			// B通道电流转换系数
unsigned int	U16_RMSUC_RegData; 				// 电压通道转换系数
unsigned int	U16_PowerPAC_RegData; 		// A通道功率转换系数
unsigned int	U16_PowerPBC_RegData; 		// B通道功率转换系数
unsigned int	U16_PowerSC_RegData; 			// 视在功率转换系数,如果选择A通道，则是A通道视在功率转换系数。A和B通道只能二者选其一
unsigned int	U16_EnergyAC_RegData; 		// A通道有功电能(量)转换系数 
unsigned int	U16_EnergyBC_RegData; 		// A通道有功电能(量)转换系数
unsigned int	U16_CheckSUM_RegData; 		// 转换系数的CheckSum
unsigned int	U16_CheckSUM_Data; 				// 转换系数计算出来的CheckSum

unsigned int	U16_Check_SysconReg_Data; 						
unsigned int	U16_Check_EmuconReg_Data; 						
unsigned int	U16_Check_Emucon2Reg_Data; 				


unsigned long 	U32_RMSIA_RegData;			// A通道电流有效值寄存器
unsigned long 	U32_RMSU_RegData;				// 电压有效值寄存器
unsigned long 	U32_POWERPA_RegData;		// A通道功率有效值寄存器
unsigned long 	U32_ENERGY_PA_RegData;	// A通道有功电能（量）有效值寄存器


unsigned long 	U32_RMSIB_RegData;			// B通道电流有效值寄存器
unsigned long		U32_POWERPB_RegData;		// B通道功率有效值寄存器
unsigned long 	U32_ENERGY_PB_RegData;	// B通道有功电能（量）有效值寄存器


float   F_AC_V;													// 电压有效值
float   F_AC_I;													// A通道电流
float   F_AC_P;													// A通道有功功率
float   F_AC_E;													// A通道有功电能(量)
float   F_AC_BACKUP_E;									// A通道电量备份	
float   F_AC_PF;												// 功率因素，A通道和B通道只能选其一 
float		F_Angle;												// 相角，A通道和B通道只能选其一 

float   F_AC_I_B;												// B通道电流有效值
float   F_AC_P_B;												// B通道有功功率
float 	F_AC_E_B;												// B通道有功电能(量)
float   F_AC_BACKUP_E_B;								// B通道电量备份	
float   F_AC_LINE_Freq;     						// 市电线性频率

void Clear_RxBuf(void)
{
	unsigned char i;
	for(i = 0;i<10;i++)
	{
		u8_RxBuf[i] = 0x00;
	}
	
	B_Rx_Data_ING = 0;
	B_Rx_Finish = FALSE;
	u8_RX_Index = 0;
}



unsigned char HLW8110_checkSum_Write(unsigned char u8_Reg_length)
{
	unsigned char i;
	unsigned char Temp_u8_checksum;
	unsigned int	a;

	a = 0x0000;
	Temp_u8_checksum = 0;
	for (i = 0; i< (u8_Reg_length-1); i++)
		{
			a += u8_TxBuf[i];
		}
	
	a = ~a;
	Temp_u8_checksum = a & 0xff;

	return Temp_u8_checksum;
	
}


unsigned char HLW8110_checkSum_Read(unsigned char u8_Reg_length)
{
	unsigned char i;
	unsigned char Temp_u8_checksum;
	unsigned int a;

	a = 0x0000;
	Temp_u8_checksum = 0;
	for (i = 0; i< (u8_Reg_length-1); i++)
		{
			a += u8_RxBuf[i];
		}
		
	a = a + u8_TxBuf[0] + u8_TxBuf[1];
	a = ~a;
		
	Temp_u8_checksum = a & 0xff;

	return Temp_u8_checksum;
	
}

void Uart_HLW8110_WriteREG_EN(void)
{

	u8_TX_Length = 4;
	u8_RX_Length = 0;
	
	u8_TxBuf[0] = 0xa5;
	u8_TxBuf[1] = 0xea;
	u8_TxBuf[2] = 0xe5;
//	u8_TxBuf[3] = 0x8b;  //checksum
	u8_TxBuf[3] = HLW8110_checkSum_Write(u8_TX_Length);

	Start_Send_UartData(u8_TX_Length);
		
}

void Uart_HLW8110_WriteREG_DIS(void)
{
	
	u8_TX_Length = 4;
	u8_RX_Length = 0;
	
	u8_TxBuf[0] = 0xa5;
	u8_TxBuf[1] = 0xea;
	u8_TxBuf[2] = 0xdc;
//	u8_TxBuf[3] = 0x94;  //checksum
	u8_TxBuf[3] = HLW8110_checkSum_Write(u8_TX_Length);
        
	Start_Send_UartData(u8_TX_Length);
}


void Uart_HLW8110_Set_Channel_A(void)
{
	u8_TX_Length = 4;
	u8_RX_Length = 0;
	
	u8_TxBuf[0] = 0xa5;
	u8_TxBuf[1] = 0xea;
	u8_TxBuf[2] = 0x5a;
//	u8_TxBuf[3] = 0x16;  //checksum
	u8_TxBuf[3] = HLW8110_checkSum_Write(u8_TX_Length);

	Start_Send_UartData(u8_TX_Length);
}



void Uart_Read_HLW8110_Reg(unsigned char ADDR_Reg,unsigned char u8_reg_length)
{
	u8_TxBuf[0] = 0xa5;
	u8_TxBuf[1] = ADDR_Reg;
	u8_TX_Length =  2;
	u8_RX_Length = u8_reg_length + 1;	// +1，是因为接收的数据长度，除了REG值，还有一个校验和数据
	
	
	Clear_RxBuf();										//清空接收缓冲区
	Start_Send_UartData(u8_TX_Length);
}

void Uart_Write_HLW8110_Reg(unsigned char ADDR_Reg,unsigned char u8_reg_length,unsigned long u32_data)
{
	unsigned char i;
	union LongData Temp_u32_a;

	
	u8_TxBuf[0] = 0xa5;
	u8_TxBuf[1] = ADDR_Reg|0x80;

	Temp_u32_a.word = u32_data;
	for (i = 0; i< u8_reg_length; i++)
		{
			u8_TxBuf[i+2] = Temp_u32_a.byte[u8_reg_length-1-i];						//STM32，32位MCU，union定义，是低位在前
			//u8_TxBuf[i+2] = Temp_u32_a.byte[4-u8_reg_length + i];				//STM8,STC MCU,   union定义，是高位在前
		}


	u8_TX_Length = 3 + u8_reg_length ;
	u8_RX_Length = 0;
	
	u8_TxBuf[u8_TX_Length-1] = HLW8110_checkSum_Write(u8_TX_Length);


	Start_Send_UartData(u8_TX_Length);
}


void Uart_HLW8110_Reset(void)
{
	
	u8_TX_Length = 4;
	u8_RX_Length = 0;
	
	u8_TxBuf[0] = 0xa5;
	u8_TxBuf[1] = 0xea;
	u8_TxBuf[2] = 0x96;
//	u8_TxBuf[3] = 0xda;  //checksum
	
	u8_TxBuf[3] = HLW8110_checkSum_Write(u8_TX_Length);

	Start_Send_UartData(u8_TX_Length);
}



unsigned char Judge_CheckSum_HLW8110_Calfactor(void)
{
	unsigned long a;
	//unsigned int b;
	//unsigned int c;
	unsigned char d;
 
  //读取RmsIAC、RmsIBC、RmsUC、PowerPAC、PowerPBC、PowerSC、EnergAc、EnergBc的值
	
	Uart_Read_HLW8110_Reg(REG_RMS_IAC_ADDR,2);
	DelayNms(50);
	if ( u8_RxBuf[u8_RX_Length-1] == HLW8110_checkSum_Read(u8_RX_Length) )
	{
		U16_RMSIAC_RegData = (u8_RxBuf[0]<<8) + u8_RxBuf[1] ;
//		printf("A通道电流转换系数:%x\n " ,U16_RMSIAC_RegData);
	}
	
	
	Uart_Read_HLW8110_Reg(REG_RMS_IBC_ADDR,2);
	DelayNms(50);
	if ( u8_RxBuf[u8_RX_Length-1] == HLW8110_checkSum_Read(u8_RX_Length) )
	{
		U16_RMSIBC_RegData = (u8_RxBuf[0]<<8) + u8_RxBuf[1] ;
//		printf("B通道电流转换系数:%x\n " ,U16_RMSIBC_RegData);
	}
	
	
	Uart_Read_HLW8110_Reg(REG_RMS_UC_ADDR,2);
	DelayNms(50);
	if ( u8_RxBuf[u8_RX_Length-1] == HLW8110_checkSum_Read(u8_RX_Length) )
	{
		U16_RMSUC_RegData = (u8_RxBuf[0]<<8) + u8_RxBuf[1] ;
//		printf("电压通道转换系数:%x\n " ,U16_RMSUC_RegData);
	}
		
	Uart_Read_HLW8110_Reg(REG_POWER_PAC_ADDR,2);
	DelayNms(50);
	if ( u8_RxBuf[u8_RX_Length-1] == HLW8110_checkSum_Read(u8_RX_Length) )
	{
		U16_PowerPAC_RegData = (u8_RxBuf[0]<<8) + u8_RxBuf[1] ;
//		printf("A通道功率转换系数:%x\n " ,U16_PowerPAC_RegData);
	}
		
	Uart_Read_HLW8110_Reg(REG_POWER_PBC_ADDR,2);
	DelayNms(50);
	if ( u8_RxBuf[u8_RX_Length-1] == HLW8110_checkSum_Read(u8_RX_Length) )
	{
		U16_PowerPBC_RegData = (u8_RxBuf[0]<<8) + u8_RxBuf[1] ;
//		printf("B通道功率转换系数:%x\n " ,U16_PowerPAC_RegData);
	}
	
	Uart_Read_HLW8110_Reg(REG_POWER_SC_ADDR,2);
	DelayNms(50);
	if ( u8_RxBuf[u8_RX_Length-1] == HLW8110_checkSum_Read(u8_RX_Length) )
	{
		U16_PowerSC_RegData = (u8_RxBuf[0]<<8) + u8_RxBuf[1] ;
//		printf("视在功率转换系数:%x\n " ,U16_PowerSC_RegData);
	}
	
	Uart_Read_HLW8110_Reg(REG_ENERGY_AC_ADDR,2);
	DelayNms(50);
	if ( u8_RxBuf[u8_RX_Length-1] == HLW8110_checkSum_Read(u8_RX_Length) )
	{
		U16_EnergyAC_RegData = (u8_RxBuf[0]<<8) + u8_RxBuf[1] ;
//		printf("A通道电量转换系数:%x\n " ,U16_EnergyAC_RegData);
	
	}
	Uart_Read_HLW8110_Reg(REG_ENERGY_BC_ADDR,2);
	DelayNms(50);
	if ( u8_RxBuf[u8_RX_Length-1] == HLW8110_checkSum_Read(u8_RX_Length) )
	{
		U16_EnergyBC_RegData = (u8_RxBuf[0]<<8) + u8_RxBuf[1] ;
//		printf("B通道电量转换系数:%x\n " ,U16_EnergyBC_RegData);
	}
	
 
	Uart_Read_HLW8110_Reg(REG_CHECKSUM_ADDR,2);
	DelayNms(50);
	if ( u8_RxBuf[u8_RX_Length-1] == HLW8110_checkSum_Read(u8_RX_Length) )
	{
		U16_CheckSUM_RegData= (u8_RxBuf[0]<<8) + u8_RxBuf[1] ;
//		printf("系数校验和:%x\n " ,U16_CheckSUM_RegData);
	}
	
	
	a = 0;
  a = ~(0xffff+U16_RMSIAC_RegData + U16_RMSIBC_RegData + U16_RMSUC_RegData + 
        U16_PowerPAC_RegData + U16_PowerPBC_RegData + U16_PowerSC_RegData + 
          U16_EnergyAC_RegData + U16_EnergyBC_RegData  );
  
	U16_CheckSUM_Data = a & 0xffff;
	
//	printf("计算系数校验和:%x\n " ,U16_CheckSUM_Data);
  
	if ( U16_CheckSUM_Data == U16_CheckSUM_RegData)
	{
		d = 1;
//		printf("校验和正确\r\n ");
    
	}
	else
	{
		d = 0;
//		printf("校验和出错\r\n ");
	}
  
	return d;
  
}


void Init_HLW8110(void)
{
	Uart_HLW8110_WriteREG_EN();
	DelayNms(10);
	
//电流通道A设置命令，指定当前用于计算视在功率、功率因数、相角、瞬时有功功率、瞬时视在功率和有功功率过载的信号指示 的通道为通道A	
	Uart_HLW8110_Set_Channel_A();			
	DelayNms(10);
	Uart_Write_HLW8110_Reg(REG_SYSCON_ADDR,2,0x0a04);	//开启A通道，关闭B通道，电压通道PGA = 1，电流通道PGA = 16
	DelayNms(10);
	

	Uart_Write_HLW8110_Reg(REG_EMUCON_ADDR,2,0x0001);	//1，使能PFA 脉冲输出和有功电能寄存器累加；
//	Uart_Write_HLW8110_Reg(REG_EMUCON_ADDR,2,0x0018);	//正向和负向过零点均发生变化，ZXD0 = 1，ZXD1 = 1
	Uart_Write_HLW8110_Reg(REG_EMUCON2_ADDR,2,0x0065);	//0x0001是EMUCON2的默认值，waveEn = 1,zxEn = 1，A通道电量寄存器，读后不清0，EPA_CB = 1；打开功率因素检测
	DelayNms(10);

	
	Uart_HLW8110_WriteREG_DIS();
//	DelayNms(3);	
  //读取地址是0x6F至0x77的寄存器，验证系数是否正确
  Judge_CheckSum_HLW8110_Calfactor();	
}


void Check_WriteReg_Success(void)
{
	Uart_Read_HLW8110_Reg(REG_SYSCON_ADDR,2);
	DelayNms(10);
	if ( u8_RxBuf[u8_RX_Length-1] == HLW8110_checkSum_Read(u8_RX_Length) )
	{
		U16_Check_SysconReg_Data =  (u8_RxBuf[0]<<8) + (u8_RxBuf[1]); 
//		printf("写入的SysconReg寄存器:%lx\n " ,U16_Check_SysconReg_Data);
	}
	else
	{
//		printf("SysconReg寄存器读取出错\r\n");
		B_Read_Error = 1;
	}
	
	Uart_Read_HLW8110_Reg(REG_EMUCON_ADDR,2);
	DelayNms(10);
	if ( u8_RxBuf[u8_RX_Length-1] == HLW8110_checkSum_Read(u8_RX_Length) )
	{
		U16_Check_EmuconReg_Data =  (u8_RxBuf[0]<<8) + (u8_RxBuf[1]); 
//		printf("写入的EmuconReg寄存器:%lx\n " ,U16_Check_EmuconReg_Data);
	}
	else
	{
//		printf("EmuconReg寄存器读取出错\r\n");
		B_Read_Error = 1;
	}
	
	
	Uart_Read_HLW8110_Reg(REG_EMUCON2_ADDR,2);
	DelayNms(10);
	if ( u8_RxBuf[u8_RX_Length-1] == HLW8110_checkSum_Read(u8_RX_Length) )
	{
		U16_Check_Emucon2Reg_Data =  (u8_RxBuf[0]<<8) + (u8_RxBuf[1]); 
//		printf("写入的Emucon2Reg寄存器寄存器:%lx\n " ,U16_Check_Emucon2Reg_Data);
	}
	else
	{
//		printf("Emucon2Reg寄存器读取出错\r\n");
		B_Read_Error = 1;
	}
	
}

void Read_HLW8110_IA(void)
{	
	float a;
	
	Uart_Read_HLW8110_Reg(REG_RMSIA_ADDR,3);
	DelayNms(10);
	if ( u8_RxBuf[u8_RX_Length-1] == HLW8110_checkSum_Read(u8_RX_Length) )
	{
		U32_RMSIA_RegData = (unsigned long)(u8_RxBuf[0]<<16) + (unsigned long)(u8_RxBuf[1]<<8) + (unsigned long)(u8_RxBuf[2]); 
//		printf("A通道电流寄存器:%lx\n " ,U32_RMSIA_RegData);
	}
	else
	{
//		printf("A通道电流寄存器读取出错\r\n");
		B_Read_Error = 1;
	}
	
	
	//A通道电流PGA = 16,电压通道PGA = 1;电流采样电阻1mR,电压采样电阻1M
  //计算公式,U16_AC_I = (U32_RMSIA_RegData * U16_RMSIAC_RegData)/(电流系数* 2^23）
	if ((U32_RMSIA_RegData & 0x800000) == 0x800000)
	 {
			F_AC_I = 0;
	 }
	 else
	 {
		a = (float)U32_RMSIA_RegData;
		a = a * U16_RMSIAC_RegData;
		a  = a/0x800000;                     //电流计算出来的浮点数单位是mA,比如5003.12 
		a = a/1;  								// 1 = 电流系数
		a = a/1000;              //a= 5003ma,a/1000 = 5.003A,单位转换成A
		a = a * D_CAL_A_I;				//D_CAL_A_I是校正系数，默认是1
		F_AC_I = a;
	 }
}


void Read_HLW8110_U(void)
{
	float a;
	
	Uart_Read_HLW8110_Reg(REG_RMSU_ADDR,3);
	DelayNms(10);
	if ( u8_RxBuf[u8_RX_Length-1] == HLW8110_checkSum_Read(u8_RX_Length) )
	{
		U32_RMSU_RegData = (unsigned long)(u8_RxBuf[0]<<16) + (unsigned long)(u8_RxBuf[1]<<8) + (unsigned long)(u8_RxBuf[2]);
//		printf("电压通道寄存器:%lx\n " ,U32_RMSU_RegData);
	}
	else
	{
//		printf("电压通道寄存器读取出错\r\n");
		B_Read_Error = 1;
	}
	
		//电压
	//计算:U16_AC_V = (U32_RMSU_RegData * U16_RMSUC_RegData)/2^23
	
	 if ((U32_RMSU_RegData &0x800000) == 0x800000)
	 {
			F_AC_V = 0;
	 }
  else
	{
  a =  (float)U32_RMSU_RegData;
  a = a*U16_RMSUC_RegData;  
  a = a/0x400000;       
  a = a/1;  						// 1 = 电压系数
	a= a * 3.189;
  a = a/100;    				//计算出a = 22083.12mV,a/100表示220.8312V，电压转换成V
  a = a*D_CAL_U;				//D_CAL_U是校正系数，默认是1,		
  F_AC_V = a;
	}
}


void Read_HLW8110_PA(void)
{
	float a;
	float b;
	
	Uart_Read_HLW8110_Reg(REG_POWER_PA_ADDR,4);
	DelayNms(10);
	if ( u8_RxBuf[u8_RX_Length-1] == HLW8110_checkSum_Read(u8_RX_Length) )
	{
		U32_POWERPA_RegData = (unsigned long)(u8_RxBuf[0]<<24) + (unsigned long)(u8_RxBuf[1]<<16) + (unsigned long)(u8_RxBuf[2]<<8) + (unsigned long)(u8_RxBuf[3]);
//		printf("A通道功率寄存器:%lx\n " ,U32_POWERPA_RegData);
	}
	else
	{
//		printf("A通道功率寄存器读取出错\r\n");
		B_Read_Error = 1;
	}
	
	
	 if (U32_POWERPA_RegData > 0x80000000)
   {
     b = ~U32_POWERPA_RegData;
     a = (float)b;
   }
   else
     a =  (float)U32_POWERPA_RegData;
     
   
	//功率需要分正功和负功
  //计算,U16_AC_P = (U32_POWERPA_RegData * U16_PowerPAC_RegData)/(2^31*电压系数*电流系数)
	//单位为W,比如算出来5000.123，表示5000.123W
	
    a = a*U16_PowerPAC_RegData;
    a = a/0x80000000;             
    a = a/1;  										// 1 = 电流系数
		a = a * 3.189;
    a = a/1;  										// 1 = 电压系数
    a = a * D_CAL_A_P;						//D_CAL_A_P是校正系数，默认是1
    F_AC_P = a;									//单位为W,比如算出来5000.123，表示5000.123W

}


void Read_HLW8110_EA(void)
{
	float a;
	Uart_Read_HLW8110_Reg(REG_ENERGY_PA_ADDR,3); 
	DelayNms(10);
	
	if ( u8_RxBuf[u8_RX_Length-1] == HLW8110_checkSum_Read(u8_RX_Length) )
	{
		U32_ENERGY_PA_RegData = (unsigned long)(u8_RxBuf[0]<<16) + (unsigned long)(u8_RxBuf[1]<<8) + (unsigned long)(u8_RxBuf[2]);
//		printf("A通道有功电量寄存器:%lx\n " ,U32_ENERGY_PA_RegData);
	}
	else
	{
//		printf("A通道有功电量寄存器读取出错\r\n");
		B_Read_Error = 1;
	}
	
	Uart_Read_HLW8110_Reg(REG_HFCONST_ADDR,2); 
	DelayNms(10);
	if ( u8_RxBuf[u8_RX_Length-1] == HLW8110_checkSum_Read(u8_RX_Length) )
	{
		U16_HFConst_RegData = (unsigned int)(u8_RxBuf[0]<<8) + (unsigned int)(u8_RxBuf[1]);
//		printf("HFCONST常数 = :%d\n " ,U16_HFConst_RegData);
	}
	else
	{
//		printf("HFCONST常数寄存器读取出错\r\n");
		B_Read_Error = 1;
	}

	//电量计算,电量 = (U32_ENERGY_PA_RegData * U16_EnergyAC_RegData * HFCONST) /(K1*K2 * 2^29 * 4096)
	//HFCONST:默认值是0x1000, HFCONST/(2^29 * 4096) = 0x20000000
	a =  (float)U32_ENERGY_PA_RegData;	
  a = a*U16_EnergyAC_RegData;
  a = a/0x20000000;             //电量单位是0.001KWH,比如算出来是2.002,表示2.002KWH    
  a = a/1;  										// 1 = 电流系数
	a= a * 3.189;
  a = a/1;  										// 1 = 电压系数
  a = a * D_CAL_A_E;     				//D_CAL_A_E是校正系数，默认是1
  F_AC_E = a;
	F_AC_BACKUP_E = F_AC_E;
		
}


void Read_HLW8110_LineFreq(void)
{
	float a;
	unsigned long b;
	Uart_Read_HLW8110_Reg(REG_UFREQ_ADDR,2);
	DelayNms(10);
	if ( u8_RxBuf[u8_RX_Length-1] == HLW8110_checkSum_Read(u8_RX_Length) )
	{
		b = (unsigned long)(u8_RxBuf[0]<<8) + (unsigned long)(u8_RxBuf[1]);
//		printf("A通道线性频率寄存器:%ld\n " ,b);
	}
	else
	{
//		printf("A通道线性频率寄存器读取出错\r\n");
		B_Read_Error = 1;
	}
	if(b!=0)
	{
		a = (float)b;
		a = 3579545/(8*a);    
		F_AC_LINE_Freq = a;
	}
}


void Read_HLW8110_PF(void)
{
  float a;
  unsigned long b;
	
//测量A通道的功率因素，需要发送EA+5A命令
//测量B通道的功率因素，需要发送EA+A5命令	
	
	Uart_Read_HLW8110_Reg(REG_PF_ADDR,3);
	DelayNms(10);
	if ( u8_RxBuf[u8_RX_Length-1] == HLW8110_checkSum_Read(u8_RX_Length) )
	{
		b = (unsigned long)(u8_RxBuf[0]<<16) + (unsigned long)(u8_RxBuf[1]<<8) + (unsigned long)(u8_RxBuf[2]);
//		printf("A通道功率因素寄存器:%ld\n " ,b);
	}
	else
	{
//		printf("读取A通道功率因素寄存器出错\r\n");
		B_Read_Error = 1;
	}

  if (b>0x800000)       //为负，容性负载
  {
      a = (float)(0xffffff-b + 1)/0x7fffff;
  }
  else
  {
      a = (float)b/0x7fffff;
  }
  
  if (F_AC_P < 0.3) // 小于0.3W，空载或小功率，PF不准
	  a = 0; 
  

//功率因素*100，最大为100，最小负100
  F_AC_PF = a;
  
}


void Read_HLW8110_Angle(void)
{
	float a;	
	unsigned long b;
	Uart_Read_HLW8110_Reg(REG_ANGLE_ADDR,2);
	DelayNms(10);
	if ( u8_RxBuf[u8_RX_Length-1] == HLW8110_checkSum_Read(u8_RX_Length) )
	{
		b =(unsigned long)(u8_RxBuf[0]<<8) + (unsigned long)(u8_RxBuf[1]);
//		printf("A通道线相角寄存器:%ld\n " ,b);
	}
	else
	{
//		printf("A通道线相角寄存器出错\r\n");
		B_Read_Error = 1;
	}
	
	if ( F_AC_PF < 55)	//线性频率50HZ
	{
		a = b;
		a = a * 0.0805;
		F_Angle = a;
	}
	else
	{
		//线性频率60HZ
		a = b;
		a = a * 0.0965;
		F_Angle = a;
	}
	
	
		if (F_AC_P < 0.5)		//功率小于0.5时，说明没有负载，相角为0
	{
		F_Angle = 0;
	}
	
	if (F_Angle < 90)
	{
		a = F_Angle;
//		printf("电流超前电压:%f\n " ,a);
	}
	else if (F_Angle < 180)
	{
		a = 180-F_Angle;
//		printf("电流滞后电压:%f\n " ,a);	
	}
	else if (F_Angle < 360)
	{
		a = 360 - F_Angle;
//		printf("电流滞后电压:%f\n " ,a);	
	}
	else
	{
		a = F_Angle -360;
//			printf("电流超前电压:%f\n " ,a);	
	}
}

void Calculate_HLW8110_MeterData(void)
{	
	Check_WriteReg_Success();
	
	Read_HLW8110_IA();
	Read_HLW8110_U();
	Read_HLW8110_PA();
	Read_HLW8110_EA();
	
	Read_HLW8110_LineFreq();
	Read_HLW8110_Angle();
	Read_HLW8110_PF();
		
}

#endif