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overload detection different timestamps and verbose diag

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This commit is contained in:
Harald Barth 2023-06-14 22:57:28 +02:00
parent f5d4dcb97c
commit f99deb4276
3 changed files with 37 additions and 13 deletions
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2
GITHUB_SHA.h
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@ -1 +1 @@
#define GITHUB_SHA "devel-202306132257Z"
#define GITHUB_SHA "devel-202306142056Z"

46
MotorDriver.cpp
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@ -364,18 +364,15 @@ void MotorDriver::getFastPin(const FSH* type,int pin, bool input, FASTPIN & res
}
void MotorDriver::checkPowerOverload(bool useProgLimit, byte trackno) {
//if (millis() - lastSampleTaken < sampleDelay) return;
//lastSampleTaken = millis();
int tripValue= useProgLimit?progTripValue:getRawCurrentTripValue();
// check if there was a change from last time
if (powerMode != oldPowerMode) {
lastPowerChange = micros();
oldPowerMode = powerMode;
}
switch (powerMode) {
case POWERMODE::OFF:
if (overloadNow) {
overloadNow=false;
lastPowerChange = micros();
DIAG(F("OVERLOAD POFF OFF"));
}
if (microsSinceLastPowerChange() > 5000000UL) {
power_sample_overload_wait = 100UL;
}
@ -385,6 +382,11 @@ void MotorDriver::checkPowerOverload(bool useProgLimit, byte trackno) {
lastCurrent=getCurrentRaw();
if (lastCurrent < 0) {
// We have a fault pin condition to take care of
if (!overloadNow) {
overloadNow=true;
lastPowerChange = micros();
DIAG(F("OVERLOAD FPIN ON"));
}
lastCurrent = -lastCurrent;
if (commonFaultPin) {
if (lastCurrent < tripValue) {
@ -416,22 +418,44 @@ void MotorDriver::checkPowerOverload(bool useProgLimit, byte trackno) {
}
// // //
if (lastCurrent < tripValue) {
if (overloadNow) {
overloadNow=false;
lastPowerChange = micros();
DIAG(F("OVERLOAD PON OFF"));
}
if (microsSinceLastPowerChange() > 5000000UL) {
power_sample_overload_wait = 100UL;
}
} else {
// too much current
if (!overloadNow) {
overloadNow=true;
lastPowerChange = micros();
DIAG(F("OVERLOAD PON ON"));
}
unsigned long us = microsSinceLastPowerChange();
if (power_sample_overload_wait > 100UL || // not virgin
microsSinceLastPowerChange() > 10000UL) { // Longer than 10ms
us > 10000UL) { // Longer than 10ms
setPower(POWERMODE::OVERLOAD);
// the setPower just turned off, so overload is now gone
if (overloadNow) {
overloadNow=false;
lastPowerChange = micros();
DIAG(F("OVERLOAD PON OFF"));
}
unsigned int mA=raw2mA(lastCurrent);
unsigned int maxmA=raw2mA(tripValue);
DIAG(F("TRACK %c POWER OVERLOAD %dmA (limit %dmA) shutdown for %lus"),
trackno + 'A', mA, maxmA, power_sample_overload_wait);
DIAG(F("TRACK %c POWER OVERLOAD %dmA (limit %dmA) shutdown after %lus for %lus"),
trackno + 'A', mA, maxmA, us, power_sample_overload_wait);
}
}
break;
case POWERMODE::OVERLOAD:
if (overloadNow) {
overloadNow=false;
lastPowerChange = micros();
DIAG(F("OVERLOAD POVER OFF"));
}
// Try setting it back on after the OVERLOAD_WAIT
if (microsSinceLastPowerChange() > power_sample_overload_wait) {
// adjust next wait time

2
MotorDriver.h
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@ -226,7 +226,7 @@ class MotorDriver {
int rawCurrentTripValue;
// current sampling
POWERMODE powerMode;
POWERMODE oldPowerMode;
bool overloadNow = false;
unsigned long lastPowerChange; // timestamp in microseconds
int progTripValue;
int lastCurrent;