energy.h

一个电表的程序

#ifndef _ENERGY_H_
#define _ENERGY_H_
/*******************************************************************************
                Definition of Union ADE_REGS
*******************************************************************************/
//Data of this type are used for data exchange between ADE module and Core.
//It can be accessed in different methods:by byte,by word and by double word.
//So it provides an easy way to access the ADE registers.
typedef union
{
    unsigned long all;
    struct
    {
        unsigned int low;
        unsigned char high;
    }wordL;
    struct
    {
        unsigned char low;
        unsigned int  high;
    }wordH;
    struct
    {
        unsigned char DataL;
        unsigned char DataM;
        unsigned char DataH;
    }bytes;
}ADE_REGS;

typedef struct
{
    unsigned char DD;
    unsigned char MM;
    unsigned char YY;
    unsigned char CF1;
    unsigned long AE;
    unsigned char CF2;
    unsigned long RE;
    unsigned char Sum;
}EEDATA;

/*******************************************************************************
                Definition of Energy Registers--MODE1
*******************************************************************************/
#define SWRST           0x80    //Reset all of the energy measurement registers to default
#define DISZXLPF        0x40    //Disable the zero-crossing LPF
#define INTE            0x20    //Enable the digital integrator
#define SWAPBITS        0x10    //Swap CH1&CH2 ADCs
#define PWRDN           0x08    //Power down ADCs.
#define DISCF2          0x04    //Disable Frequency output CF2
#define DISCF1          0x02    //Disable Frequency output CF1
#define DISHPF          0x01    //Disable the HPFs in voltage and current channels.

/*******************************************************************************
                Definition of Energy Registers--MODE2
*******************************************************************************/
//Configuration bits for CF2 output
#define CF2_WATT        0x00    //CF2 frequency is proportional to active power
#define CF2_VAR         0x40    //CF2 frequency is proportional to reactive power
#define CF2_VA_IRMS     0x80    //CF2 frequency is proportional to apparent power or IRMS
//Configuration bits for CF1 output
#define CF1_WATT        0x00    //CF1 frequency is proportional to active power
#define CF1_VAR         0x10    //CF1 frequency is proportional to reactive power
#define CF1_VA_IRMS     0x20    //CF1 frequency is proportional to apparent power or IRMS
//Configuration bits for apparent power or IRMS for CF1&CF2 outputs
#define CF_IRMS         0x08
#define CF_VA           0x00

#define ZXRMS           0x04    //Enable update of RMS values synchronously to voltage ZX
#define FREQSEL         0x02    //PER_FREQ register holds a frequency measurement

/*******************************************************************************
                Definition of Energy Registers--WAVMODE
*******************************************************************************/
//Waveform 2 selection for samples mode
#define WAV2_CURRENT    0x00    //Current output
#define WAV2_VOLTAGE    0x20    //Voltage output
#define WAV2_AP_MUL     0x40    //Active Power multiplier output
#define WAV2_VAR_MUL    0x60    //Reactive Power multiplier output
#define WAV2_VA_MUL     0x80    //VA multiplier output
#define WAV2_IRMS_LPF   0xa0    //IRMS LPF output
//Waveform 1 selection for samples mode
#define WAV1_CURRENT    0x00    //Current output
#define WAV1_VOLTAGE    0x04    //Voltage output
#define WAV1_AP_MUL     0x08    //Active Power multiplier output
#define WAV1_VAR_MUL    0x0c    //Reactive Power multiplier output
#define WAV1_VA_MUL     0x10    //VA multiplier output
#define WAV1_IRMS_LPF   0x14    //IRMS LPF output
//Waveform samples output data rate
#define DTRT_25K6       0x00    //25.6Ksps
#define DTRT_12K8       0x01    //12.8Ksps
#define DTRT_6K4        0x02    // 6.4Ksps
#define DTRT_3K2        0x03    // 3.2Ksps

/*******************************************************************************
                Definition of Energy Registers--NOLDMODE
*******************************************************************************/
#define IRMSNOLOAD      0x40    //Enable IRMS no-load threshold detection.
                                //The level is defined by the setting of the VANOLOAD bits.
//Apparent power No-load threshold
#define VANOLOAD_OFF    0x00    //Disabled
#define VANOLOAD_030    0x10    //Enabled with threshold = 0.030% of Full scale
#define VANOLOAD_015    0x20    //Enabled with threshold = 0.015% of Full scale
#define VANOLOAD_0075   0x30    //Enabled with threshold = 0.0075% of Full scale
//Reactive power No-l oad threshold
#define VARNOLOAD_OFF   0x00    //Disabled
#define VARNOLOAD_015   0x04    //Enabled with threshold = 0.015% of Full scale
#define VARNOLOAD_0075  0x08    //Enabled with threshold = 0.0075% of Full scale
#define VARNOLOAD_0037  0x0c    //Enabled with threshold = 0.0037% of Full scale
//Reactive power No-l oad threshold
#define APNOLOAD_OFF    0x00    //Disabled
#define APNOLOAD_015    0x01    //Enabled with threshold = 0.015% of Full scale
#define APNOLOAD_0075   0x02    //Enabled with threshold = 0.0075% of Full scale
#define APNOLOAD_0037   0x03    //Enabled with threshold = 0.0037% of Full scale

/*******************************************************************************
                Definition of Energy Registers--ACCMODE
*******************************************************************************/
//This bit indicate the current channel used to measure energy in anti-tampering mode
//0-Channel A
//1-Channel B
#define ICHANNEL        0x80

//Configuration bit to select event that will trigger a Fault interrupt
//0-Fault interrupt occurs when part enters Fault mode.
//1-Fault interrupt occurs when part enters Normal mode.
#define FAULTSIGN_EXIT  0x40
#define FAULTSIGN_ENTER 0x00
//Configuration bit to select event that will trigger an reactive power sign interrupt
//0-VARSIGN interrupt occurs when reative power changes from positive to negative
//1-VARSIGN interrupt occurs when reative power changes from negative to positive
#define VARSIGN_N_P     0x20
#define VARSIGN_P_N     0x00

//Configuration bit to select event that will trigger an active power sign interrupt
//0-VARSIGN interrupt occurs when ative power changes from positive to negative
//1-VARSIGN interrupt occurs when ative power changes from negative to positive
#define APSIGN_N_P      0x10
#define APSIGN_P_N      0x00
//1-Enables absolute value accumulation of Reactive power in energy register and pulse output
#define ABSVARM         0x08

//1-Enables reactive power accumulation depending on the sign of active power
//if Active power is positive,VAR is accumulated as it is;
//if Active power is negative,the sign of the VAR is reversed for the accumulation.
//This accumulation mode affects both the VAR registers and the VARCF output.
#define SAVARM          0x04

//1-Enables positive only accumulation of Active power in energy register and pulse output
#define POAM            0x02
//1-Enables absolute value accumulation of Active power in energy register and pulse output
#define ABSAM           0x01

/*******************************************************************************
                Definition of Energy Registers--GAIN
*******************************************************************************/
//These bits define the voltage channel input gain
#define PGA2_X1         0x00    //Gain = 1
#define PGA2_X2         0x20    //Gain = 2
#define PGA2_X4         0x40    //Gain = 4
#define PGA2_X8         0x60    //Gain = 8