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Prevent the IAT retard curve from clobbering spark advance values below 0

This commit is contained in:
Josh Stewart 2017-05-10 15:46:14 +10:00
parent cfebe84514
commit 7b13b8995c
2 changed files with 19 additions and 18 deletions
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7
speeduino/corrections.ino
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@ -316,12 +316,12 @@ static inline byte correctionAFRClosedLoop()
int8_t correctionsIgn(int8_t advance) int8_t correctionsIgn(int8_t advance)
{ {
advance = correctionFlexTiming(advance); advance = correctionFlexTiming(advance);
advance = correctionIATretard(advance); advance = correctionIATretard(advance);
advance = correctionSoftRevLimit(advance); advance = correctionSoftRevLimit(advance);
advance = correctionSoftLaunch(advance); advance = correctionSoftLaunch(advance);
advance = correctionSoftFlatShift(advance); advance = correctionSoftFlatShift(advance);
//Fixed timing check must go last //Fixed timing check must go last
advance = correctionFixedTiming(advance); advance = correctionFixedTiming(advance);
advance = correctionCrankingFixedTiming(advance); //This overrrides the regular fixed timing, must come last advance = correctionCrankingFixedTiming(advance); //This overrrides the regular fixed timing, must come last
@ -356,8 +356,9 @@ static inline int8_t correctionIATretard(int8_t advance)
{ {
//Adjust the advance based on IAT. If the adjustment amount is greater than the current advance, just set advance to 0 //Adjust the advance based on IAT. If the adjustment amount is greater than the current advance, just set advance to 0
int8_t advanceIATadjust = table2D_getValue(&IATRetardTable, currentStatus.IAT); int8_t advanceIATadjust = table2D_getValue(&IATRetardTable, currentStatus.IAT);
if (advanceIATadjust <= advance) { return (advance - advanceIATadjust); } int tempAdvance = (advance - advanceIATadjust);
else { return 0; } if (tempAdvance >= -OFFSET_IGNITION) { return tempAdvance; }
else { return -OFFSET_IGNITION; }
} }
static inline int8_t correctionSoftRevLimit(int8_t advance) static inline int8_t correctionSoftRevLimit(int8_t advance)