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Tweak to potentially avoid spikes during cranking on some decoders

This commit is contained in:
Josh Stewart 2017-07-04 16:33:41 +10:00
parent 90fb7e0509
commit 80471100be
1 changed files with 1 additions and 1 deletions
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speeduino/decoders.ino
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@ -94,7 +94,7 @@ static inline int crankingGetRPM(byte totalTeeth)
revolutionTime = (toothLastToothTime - toothLastMinusOneToothTime) * totalTeeth;
interrupts();
tempRPM = (US_IN_MINUTE / revolutionTime);
if(tempRPM >= MAX_RPM) { tempRPM = currentStatus.RPM; } //Sanity check
if( tempRPM >= (configPage2.crankRPM * 400) ) { tempRPM = currentStatus.RPM; } //Sanity check. This can prevent spiking caused by noise on individual teeth. The new RPM should never be above 4x the cranking setting value (Remembering that this function is only called is the current RPM is less than the cranking setting)
}
return tempRPM;
}