rusefi/firmware/controllers/start_stop.cpp

72 lines
2.4 KiB
C++

#include "pch.h"
/**
* See test_start_stop.cpp
*/
#include "start_stop.h"
ButtonDebounce startStopButtonDebounce("start_button");
void initStartStopButton() {
/* startCrankingDuration is efitimesec_t, so we need to multiply it by 1000 to get milliseconds*/
startStopButtonDebounce.init((engineConfiguration->startCrankingDuration*1000), engineConfiguration->startStopButtonPin, engineConfiguration->startStopButtonMode);
}
static void onStartStopButtonToggle() {
engine->engineState.startStopStateToggleCounter++;
if (engine->rpmCalculator.isStopped()) {
bool wasStarterEngaged = enginePins.starterControl.getAndSet(1);
if (!wasStarterEngaged) {
engine->startStopStateLastPush.reset();
efiPrintf("Let's crank this engine for up to %d seconds via %s!",
engineConfiguration->startCrankingDuration,
hwPortname(engineConfiguration->starterControlPin));
}
} else if (engine->rpmCalculator.isRunning()) {
efiPrintf("Let's stop this engine!");
doScheduleStopEngine();
}
}
static void disengageStarterIfNeeded() {
if (engine->rpmCalculator.isRunning()) {
// turn starter off once engine is now running!
bool wasStarterEngaged = enginePins.starterControl.getAndSet(0);
if (wasStarterEngaged) {
efiPrintf("Engine runs we can disengage the starter");
}
} else {
if (engine->startStopStateLastPush.hasElapsedSec(engineConfiguration->startCrankingDuration)) {
bool wasStarterEngaged = enginePins.starterControl.getAndSet(0);
if (wasStarterEngaged) {
efiPrintf("Cranking timeout %d seconds", engineConfiguration->startCrankingDuration);
}
}
}
}
void slowStartStopButtonCallback() {
if (getTimeNowMs() < engineConfiguration->startButtonSuppressOnStartUpMs) {
// where are odd cases of start button combined with ECU power source button we do not want to crank right on start
return;
}
bool startStopState = startStopButtonDebounce.readPinEvent();
if (startStopState && !engine->engineState.startStopState) {
// we are here on transition from 0 to 1
// TODO: huh? looks like 'stop engine' feature is broken?! we invoke 'toggle' method under "from off to on" condition?!
onStartStopButtonToggle();
}
engine->engineState.startStopState = startStopState;
engine->engineState.startStopPhysicalState = startStopButtonDebounce.getPhysicalState();
bool isStarterEngaged = enginePins.starterControl.getLogicValue();
if (isStarterEngaged) {
disengageStarterIfNeeded();
}
}