This function reads the momentary motor current draw and uses this value to store it in the mg_au16AvgData array for futher calculations. The frequency of calling this function and the size of the mg_au16AvgData array define the span of time used for calculating the average motor current. An example: AVG_COUNT = 8 and calling current_UpdateSum() every 128ms (see application loop in main()) results in a time span of 1.024s.
Definition at line 241 of file current.c. References ADC_CURRENT, adc_Read(), AVG_COUNT, mg_au16AvgData, and mg_u8AvgIdx. Referenced by main(). {
/* get momentary current value */
UINT16 u16Help = adc_Read(ADC_CURRENT);
/* insert in ring array */
mg_au16AvgData[mg_u8AvgIdx] = u16Help;
mg_u8AvgIdx++;
if(mg_u8AvgIdx >= AVG_COUNT)
{
mg_u8AvgIdx = 0U;
}
}
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1.7.2