22 lines
681 B
C
22 lines
681 B
C
#ifndef __filter_h__
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#define __filter_h__
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// filter specifications: removing largest and smallest samples
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#define FILTER_SIZE 2 // size of digital filter
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#define FILTER_SHIFT 1
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#define FILTER_END (FILTER_SIZE+1)
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#define FILTER_ANX (FILTER_SIZE+2)
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// DELTA filter
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#define DELTA_FILTER_SIZE 4 // size of digital filter
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#define DELTA_FILTER_SHIFT 2
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#define DELTA_FILTER_END (DELTA_FILTER_SIZE-1)
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#define DELTA_TIME_ANX (DELTA_FILTER_SIZE+1)
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extern u16 SAMPLES[][FILTER_ANX];
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u16 ReadDataFromMovingAverage(u16 channel);
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u16 MovingAverage(u16 voltageBuffer, u16 updateScale, u16 channel);
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#endif
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