PL3201测电流测电压，测有功测无功！ -

/*
%%%%@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@%%%
Features: ATT7053BU.C
Description: NONE
Author: 小ARM菜菜
Time: 2013/04
Version: NONE
Q Q :925295580
%%%%@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@%%%
*/
#include <PL3201_Addr_Map.h>
#include "ATT7053BU.h"
sbit ATT7053BU_REST=P3^2;
sbit AT_CS=P2^2; //AT93C56
sbit SCLK=P1^5 ;
sbit SDI=P1^4;//sbit SDI=P1^6;
sbit SDO=P1^7;
sbit CS=P2^1;
//如有疑问请参阅王建华的PCB之终端板为依据
//2013年
//小ARM菜菜
void delay1ms(uint32_t t)
{
unsigned char a,b;
while(t)
{t--;
for(b=44;b>0;b--)
for(a=53;a>0;a--);
}
}
void delay10us(void)
{
unsigned char a;
for(a=22;a>0;a--);
}
static void ATT7035BU_Write(uint8_t addr,uint32_t dat)
{
unsigned char i,j;
uint8_t temp[3];
addr|=0x80; //写所以要置高位为1
dat&=0x00ffffff; //强制首位字节为0，因为无效，只有24个比特，3个字节有效
temp[2] = dat; //低8为
dat>>=8 ;
temp[1] = dat; //中8为
dat>>=8 ;
temp[0] = dat; //高8为
SCLK=0;
CS=0;
AT_CS=0;//must be 0!
//写命令
for (i = 0; i < 8; i++)
{
if (addr & 0x80)
SDI=1;
else
SDI=0;
addr <<= 1;
delay10us();
SCLK=1;
delay10us();
SCLK=0;
delay10us();
}
//写应用数据，从高位开始
for(j=0;j<3;j++)
{
for (i = 0; i < 8; i++)
{
if (temp[j] & 0x80)
SDI=1;
else
SDI=0;
temp[j] <<= 1;
delay10us();
SCLK=1;
delay10us();
SCLK=0;
delay10us();
}
}
CS=1;
SCLK=1;
}
static uint32_t ATT7035BU_Read(uint8_t addr)
{
unsigned char i,j;
uint32_t temp=0;
uint8_t dat;
addr&=0x7f;//高位强制为0.
SCLK=0;
CS=0;
AT_CS=0;//must be 0!
//写ADDR
for (i = 0; i < 8; i++)
{
if (addr & 0x80)
SDI=1;
else
SDI=0;
addr <<= 1;
delay10us();
SCLK=1;
delay10us();
SCLK=0;
delay10us();
}
//读取数据
for(j=0;j<3;j++)
{
for (i = 0; i < 8; i++)
{
if (dat & 0x80)
SDI=1;
else
SDI=0;
dat <<= 1;
delay10us();
SCLK=1;
delay10us();
if (SDO==1)
dat |= 0x01;
else
dat &= 0xfe;
SCLK=0;
delay10us();
}
temp|=dat ;//接收
temp<<=8; //next
// val[i]= dat;//val[0]高位24，val[2]地位0，
}
CS=1;
SCLK=1;
return temp; //返回数据
}
void Init_ATT7053BU(void)
{
/*
reset ATTA7053B
*/
ATT7053BU_REST=0;
delay1ms(5) ;
ATT7053BU_REST=1;
}
extern void SendOneByte(unsigned char c) ;
char Read_AC_Frequency (void)
{
uint32_t xdata temp;
uint16_t xdata l,m;
/*
Read the frequency of the alternating current
*/
temp = ATT7035BU_Read( Freq_U);
m = temp>>16 ;
m&=0x00ff;
l= temp>>8 ;
l&=0x00ff;
m<<=8;
m=m+l;
return (500000/m);
}
uint16_t Read_AC_voltage_RMS(void)
{
uint32_t xdata temp;
/*
Calculating AC voltage values, voltage returns a hexadecimal value,
of course, necessary in the case of digital filtering should be considered
by 小ARM 菜菜
*/
temp = ATT7035BU_Read( Rms_U );
temp>>=8;
return (temp/k);//计算电压
}
uint32_t Read_AC_Current (uint8_t chanl)
{
uint32_t temp;
if(chanl==1)
{
ATT7035BU_Write(WPREG,OWP_40);
ATT7035BU_Write( ANAEN,OPEN_ALL_ADC);
ATT7035BU_Write( EMUCFG,MEASUREMENT_CHANNEL_1 ); //计量通道choose
ATT7035BU_Write(WPREG,CWP_40);
temp = ATT7035BU_Read( Rms_I1 ); //通道2电流值
temp>>=8;
temp=KI*temp ;
return temp;
}
else
if(chanl==2)
{
ATT7035BU_Write(WPREG,OWP_40);
ATT7035BU_Write( ANAEN,OPEN_ALL_ADC);
ATT7035BU_Write( EMUCFG,MEASUREMENT_CHANNEL_2 ); //计量通道choose
ATT7035BU_Write(WPREG,CWP_40);
temp = ATT7035BU_Read( Rms_I2 ); //通道2电流值
temp>>=8;
temp=KI*temp ;
return temp;
}
}
/*
Calculated active power is actually identified from manual to read data register by 小ARM菜菜
*/
uint32_t Active_Power_Calculation (uint8_t channl)
{
uint32_t temp;
if(channl==1)
{
temp = ATT7035BU_Read( PowerP1 );//第一通道的有功功率
return temp>>=8;
}
else
if(channl==2)
{
temp = ATT7035BU_Read( PowerP2 );//第一通道的有功功率
return temp>>=8;
}
}
/*无功功率测量*/
uint32_t Reactive_power_measurement(uint8_t channl)
{
uint32_t temp;
if(channl==1)
{
temp = ATT7035BU_Read( PowerQ1 );//第一通道的有功功率
return temp>>=8;
}
else
if(channl==2)
{
temp = ATT7035BU_Read( PowerQ2 );//第一通道的有功功率
return temp>>=8;
}
}
/*视在功率测量*/
uint32_t Apparent_power_measurement (uint8_t channl)
{
uint32_t temp;
if(channl==1)
{
ATT7035BU_Write(WPREG,OWP_40);
ATT7035BU_Write( ANAEN,OPEN_ALL_ADC);
ATT7035BU_Write( EMUCFG,MEASUREMENT_CHANNEL_1 ); //计量通道choose
ATT7035BU_Write(WPREG,CWP_40);
temp = ATT7035BU_Read( Power_S );//第一通道的有功功率
return temp>>=8;
}
else
if(channl==2)
{
ATT7035BU_Write(WPREG,OWP_40);
ATT7035BU_Write( ANAEN,OPEN_ALL_ADC);
ATT7035BU_Write( EMUCFG,MEASUREMENT_CHANNEL_2 ); //计量通道choose
ATT7035BU_Write(WPREG,CWP_40);
temp = ATT7035BU_Read( Power_S );//第二通道的有功功率
return temp>>=8;
}

复制代码