pwrctrl_common.c

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#include <xc.h>
#include <stdint.h> // include standard integer data types
#include <stdbool.h> // include standard boolean data types
#include <stddef.h>
 
#include "pwrctrl.h"
 
 
uint16_t PwrCtrl_UpdateAverage(AVERAGING_t* data, uint16_t sample)
{
    data->Accumulator += sample;
    if(++data->Counter >= data->AveragingCount){    
        data->AverageValue = (uint16_t)(__builtin_divud(data->Accumulator, data->Counter));
        data->Accumulator = 0;
        data->Counter = 0;
    }
    return(data->AverageValue);
}
 
 
uint16_t PwrCtrl_UpdateAverageRolling(AVERAGING_ROLLING_t* data, uint16_t sample)
{
    data->Accumulator -= data->samples[data->Index];      //remove 
    data->samples[data->Index]= sample;                   //store 
    data->Accumulator += sample;                          //add the sample 
    //data->index = (data->index+1) % data->AveragingCount; //next index
    __builtin_divmodud(data->Index+1, ROLLING_AVG_SAMPLE_POINTS, &data->Index); //next index
    data->AverageValue = (uint16_t)(__builtin_divud(data->Accumulator, ROLLING_AVG_SAMPLE_POINTS));
    return (data->AverageValue);
}
 
 
 
 
bool PwrCtrl_RampReference(START_UP_RAMP_t* rampUp)
{ 
    rampUp->RampComplete = false;
    
    if (++rampUp->Counter > rampUp->Delay)   
    {
        rampUp->Counter = 0;
    
        if(*rampUp->ptrReference ==  *rampUp->ptrReferenceTarget)
        {
            rampUp->RampComplete = true;
        }
        else if ((*rampUp->ptrReference + rampUp->StepSize) < *rampUp->ptrReferenceTarget)
        {
          *rampUp->ptrReference += rampUp->StepSize;
        }
        else if ((*rampUp->ptrReference - rampUp->StepSize) > *rampUp->ptrReferenceTarget)
        {
          *rampUp->ptrReference -= rampUp->StepSize;
        }
        else
        {
            *rampUp->ptrReference =  *rampUp->ptrReferenceTarget;
            rampUp->RampComplete = true;
        }
    }
  
  return (rampUp->RampComplete);
}