#define PinWrite_RN8209CS1(x)  	( (x) ? (P5_bit.no7 = 1 , PM5_bit.no7 = 0) : (P5_bit.no7 = 0 , PM5_bit.no7 = 0) )	

//----SPI2定义-----
#define PinMode_MISO2(x)		( (x == GPIO_MODE_OUT) ? (PM4_bit.no5 = 0) : (PM4_bit.no5 = 1) )					
#define PinMode_MOSI2(x)		( (x == GPIO_MODE_OUT) ? (PM4_bit.no4 = 0) : (PM4_bit.no4 = 1) )					
#define PinMode_SCK2(x)			( (x == GPIO_MODE_OUT) ? (PM4_bit.no3 = 0) : (PM4_bit.no3 = 1) )					

#define PinPullUp_MISO2(x)		( (x == GPIO_PULLUP_ON) ? (PU4_bit.no5 = 1) : (PU4_bit.no5 = 0) )
#define PinPullUp_MOSI2(x)		( (x == GPIO_PULLUP_ON) ? (PU4_bit.no4 = 1) : (PU4_bit.no4 = 0) )
#define PinPullUp_SCK2(x)		( (x == GPIO_PULLUP_ON) ? (PU4_bit.no3 = 1) : (PU4_bit.no3 = 0) )

#define PinWrite_MISO2(x)  	( (x) ? (P4_bit.no5 = 1 , PM4_bit.no5 = 0) : (P4_bit.no5 = 0 , PM4_bit.no5 = 0) )	
#define PinWrite_MOSI2(x)  	( (x) ? (P4_bit.no4 = 1 , PM4_bit.no4 = 0) : (P4_bit.no4 = 0 , PM4_bit.no4 = 0) )	
#define PinWrite_SCK2(x)  	( (x) ? (P4_bit.no3 = 1 , PM4_bit.no3 = 0) : (P4_bit.no3 = 0 , PM4_bit.no3 = 0) )	

#define PinRead_MISO2(x)  	(P4_bit.no5)



void fnSpi2_WriteByte(u8 Dat)
{
	u8 i;
	
	for(i=0;i<8;i++)
	{
		PinWrite_SCK2(1);
		PinWrite_SCK2(1);
		fnDelay2us();
		fnDelay2us();
		if(Dat & 0x80)
		{
			PinWrite_MOSI2(1);
			PinWrite_MOSI2(1);
			fnDelay2us();
			fnDelay2us();
			fnDelay2us();
		}
		else
		{
			PinWrite_MOSI2(0);
			PinWrite_MOSI2(0);
			fnDelay2us();
			fnDelay2us();
			fnDelay2us();
		}
		PinWrite_SCK2(0);
		PinWrite_SCK2(0);
		fnDelay2us();
		fnDelay2us();
		fnDelay2us();
		Dat <<= 1;
	}
	PinWrite_MOSI2(1);
	PinWrite_MOSI2(1);
	fnDelay2us();
	fnDelay2us();
	fnDelay2us();
}

u8 fnSpi2_ReadByte(void)
{
    u8 i,B=0;
    for(i=0;i<8;i++)
    {
    	B<<=1;
    	PinWrite_SCK2(1);
		PinWrite_SCK2(1);
		fnDelay2us();
		fnDelay2us();
		fnDelay2us();
		fnDelay2us();
		PinWrite_SCK2(0);
		PinWrite_SCK2(0);
		fnDelay2us();
		fnDelay2us();
		fnDelay2us();
		fnDelay2us();
		if (PinRead_MISO2()){B=B+0x1;}
		fnDelay2us();
		fnDelay2us();
		fnDelay2us();
    }
    return	B;
}


ErrorStatus fnRn8209_Write(u8 Dst , u8 *Src , u8 DatLen , u8 Repeat )
{		
	u8	i , Tmp;
	ErrorStatus	err = SUCCESS;
	
	if( (DatLen == 0) || (DatLen > 3) ) return(ERROR);

	for( ; Repeat != 0 ; Repeat--)		
	{	
//写数据	
		PinWrite_RN8209CS1(0);
		Dst |=0x80;
		
		fnSpi2_WriteByte( Dst);
		for(i = 0 ; i < DatLen ; i++) 
		{
			Tmp = Src[DatLen - 1 - i];
			fnSpi2_WriteByte(Tmp);		
		}
		NOP();		
		fnSpi2_WriteByte(0x45);	
		for(i = 2 ; i > 0 ; i--) 
		{
			Tmp = fnSpi2_ReadByte(); 
			if(DatLen >= i)
			{	
				if(Tmp != Src[i - 1]) 
				{
					err = ERROR;
					break;
				}
			}			
		}		
		PinWrite_RN8209CS1(1);
		NOP();			
	 	if(err == SUCCESS) break;	 	
 	}
 	return(err);	
}

ErrorStatus fnRn8209_Read(u8 *Dst , u8 Src , u8 DatLen , u8 Repeat)
{
	u8	i , Tmp;
	ErrorStatus	err = SUCCESS;
	
	if( (DatLen == 0) || (DatLen > 3) ) return(ERROR);

	for( ; Repeat != 0 ; Repeat--)		
	{
//---读数据------------------------------------		
		PinWrite_RN8209CS1(0);
		NOP();		
		fnSpi2_WriteByte(Src);	
		for(i = 0 ; i < DatLen ; i++) 
		{
			Tmp = fnSpi2_ReadByte();
			Dst[DatLen - 1 - i] = Tmp;			
		}
		NOP();		
		fnSpi2_WriteByte(0x44);	
		for(i = 4 ; i > 0 ; i--)
		{
			Tmp = fnSpi2_ReadByte(); 			
			if(DatLen >= i)	
			{					
				if(Tmp != Dst[i - 1]) 
				{
					err = ERROR;
					break;	
				}	
			}			
		}	
		
		PinWrite_RN8209CS1(1);
		if(err == SUCCESS) break;			
	}
	return(err);
}




case 0x00081300:		// 单相RN8209校正
		if(RxFrm->Len != (12+14)) return(DL645B_ERRINFO_DATA);		
		
		
		memcpy(&tempconst , &(RxFrm->UDat.Dat[8]) , 2);
		memcpy(&temphfconst , &(RxFrm->UDat.Dat[10]) , 2);
		memcpy(&tempub , &(RxFrm->UDat.Dat[12]) , 2);
		memcpy(&tempus , &(RxFrm->UDat.Dat[14]) , 4);
		
		Dl645FirmPara.SPRmsConst=(float)tempus/(tempub);
		
		fnRn8209_Read((u8 *)&temppw[0] ,  0x26 , 4,3) ;
		ADErr=((float)temppw[0]-(float)tempus)/tempus;
		ADErr=(-ADErr/(1+ADErr));
		if(ADErr>0) Dl645FirmPara.GPQA=(u16)(ADErr*32768);
		else Dl645FirmPara.GPQA = (u16)(65535 + ADErr*32768);
	
		memcpy(&tempib , &(RxFrm->UDat.Dat[20]) , 2);
		tempis = 0;
		fnRn8209_Read((u8 *)&tempis ,  0x22 , 3 ,0x03) ;
		i=4;
		B=1;
		while(i--)
		{
			B*=10;
		}
		B = B/1000;
		Dl645FirmPara.SIRmsConst=(float)tempis/((float)tempib*B);
		
		memcpy(&tempub , &(RxFrm->UDat.Dat[18]) , 2);
		tempus = 0;
		fnRn8209_Read((u8 *)&tempus ,  0x24 , 3 ,0x03) ;
		i=2;
		B=1;
		while(i--)
		{
			B*=10;
		}
		B = B/100;
		Dl645FirmPara.SVRmsConst=(float)tempus/(tempub*B);	
		Dl645RN8302DataComm.ucTemp8 = 0xDC; // 写保护
		fnRn8209_Write(0xEA,Dl645RN8302DataComm.ucTempBuf,1,3);	
		break;
	case 0x00081400:		//单相RN8209相位校正
		if(RxFrm->Len != (12+6)) return(DL645B_ERRINFO_DATA);
			
		memcpy(&tempub , &(RxFrm->UDat.Dat[8]) , 2);
		memcpy(&tempus , &(RxFrm->UDat.Dat[10]) , 4);
		
		Dl645RN8302DataComm.ucTemp8 = 0xe5; // 写使能位
		fnRn8209_Write(0xEA,Dl645RN8302DataComm.ucTempBuf,1,3);
		
		fnRn8209_Read((u8 *)&temppw[0] ,  0x26 , 4,3) ;
		ADErr=((float)temppw[0]-(float)tempus)/tempus;
		ADErr=(ADErr/(1+ADErr));
		ADErr= (asin(-ADErr/1.732))*50*57.29578;				// 弧度转成角度
		if(ADErr>0) Dl645FirmPara.PhsA=(u8)(ADErr);
		else Dl645FirmPara.PhsA = (u8)(256 + ADErr);
		
		
		fnRn8209_Write(0x07,(u8 *)&Dl645FirmPara.PhsA,1,3);
		Dl645RN8302DataComm.ucTemp8 = 0xDC; // 写保护
		fnRn8209_Write(0xEA,Dl645RN8302DataComm.ucTempBuf,1,3);	
		break;