hardware.h

 
// This is a guard condition so that contents of this file are not included
// more than once.  
#ifndef HARDWARE_H
#define HARDWARE_H
 
//------------------------------------------------------------------------------
// hardware constants (voltage & current sense, gains and offsets)
//------------------------------------------------------------------------------
 
// VPRI_SNS_GAIN: VPRI_SNS = VPRI * VPRI_SNS_GAIN + VPRI_SNS_OFS
#if defined (VPRI_OPTOCOUPLER_POLARITY) && (VPRI_OPTOCOUPLER_POLARITY ==  true)
    #define VPRI_SNS_GAIN               (float)(-3.600e-3)   // V/V  
    #define VPRI_SNS_OFS                (3.3183)   // V
#else
    // primary PIC 16 adc ref = 4.096, k = 4,32mv
    // secondary dspic adc ref = 3.3, 
    // 3.3/4.32 = 0,805, k´ = k * 0,805 => 3,8mv
    #define VPRI_SNS_GAIN               (float)(3.48e-3)   // V/V  
    #define VPRI_SNS_OFS                (0.165)   // V
#endif
 
#define VPRI_VOLTAGE_GAIN            (float)0.2229 
 
 // end of group primary-voltage-feedback ~~~~~~~~~~~~~~~~~~~~
 
 
// VSEC_SNS = VSEC * VSEC_SNS_GAIN
#define VSEC_SNS_GAIN               (154e-3)   // V/V
 // end of group ~~~~~~~~~~~~~~~~~~~~
 
// #define VSEC_VOLTAGE_GAIN           (float)0.2534 ////< scaling for voltage vs ADC value
 
 
 
// IPRI_CT_SNS = IPRI_CT * IPRI_CT_SNS_GAIN + IPRI_CT_SNS_OFS
// note that the IPRI_CT_SNS is rectified via hardware
#define IPRI_CT_SNS_GAIN            (152.4e-3)  // V/A
#define IPRI_CT_SNS_OFS             (0.5)      // V
 // end of group ~~~~~~~~~~~~~~~~~~~~
 
 
// ISEC_CT_SNS = ISEC_CT * ISEC_CT_SNS_GAIN + ISEC_CT_SNS_OFS
// note that the ISEC_CT_SNS is rectified on the power board
// #define ISEC_CT_SNS_GAIN            (66.0e-3)   // V/A
// #define ISEC_CT_SNS_OFS             (0.5)     // V
 
// ISEC_AVG_SNS = ISEC_AVG * ISEC_AVG_SNS_GAIN + ISEC_AVG_SNS_OFS
#define ISEC_AVG_SNS_GAIN           (10.0e-3)   // V/A
#define ISEC_AVG_SNS_OFS            (0.5)      // V
 // end of group ~~~~~~~~~~~~~~~~~~~~
 
 
// VRAIL_5V_SNS = VRAIL_5V * VRAIL_5V_SNS_GAIN
#define VRAIL_5V_SNS_GAIN           (0.5)       // V/V
 // end of group ~~~~~~~~~~~~~~~~~~~~
 
 
#define TEMPERATURE_GAIN           (0.0196)       
#define TEMPERATURE_OFFSET          (0.4)
 // end of group ~~~~~~~~~~~~~~~~~~~~
 
#endif  /* HARDWARE_H */