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custom-board-bundle-sample-fork-of-rusefi
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refactoring & flexibility for cranking low RPM

This commit is contained in:
rusefi 2017-11-04 19:35:38 -04:00
parent af0b14c97b
commit f5edeb54bf
1 changed files with 5 additions and 4 deletions
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9
firmware/controllers/algo/engine.cpp
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@ -335,10 +335,11 @@ void Engine::watchdog() {
return;
}
efitick_t nowNt = getTimeNowNt();
#ifndef RPM_LOW_THRESHOLD
#define RPM_LOW_THRESHOLD 240
#endif
#define REVOLUTION_TIME_HIGH_THRESHOLD (60 * 1000000LL / RPM_LOW_THRESHOLD)
/**
* Lowest possible cranking is about 240 RPM, that's 4 revolutions per second.
* 0.25 second is 250000 uS
*
* todo: better watch dog implementation should be implemented - see
* http://sourceforge.net/p/rusefi/tickets/96/
*
@ -346,7 +347,7 @@ void Engine::watchdog() {
* we have a trigger event between the time we've invoked 'getTimeNow' and here
*/
efitick_t timeSinceLastTriggerEvent = nowNt - lastTriggerEventTimeNt;
if (timeSinceLastTriggerEvent < US2NT(250000LL)) {
if (timeSinceLastTriggerEvent < US2NT(REVOLUTION_TIME_HIGH_THRESHOLD)) {
return;
}
isSpinning = false;