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/*
* HeaterProtection.cpp
*
* Created on: 16 Nov 2017
* Author: Christian
*/
#include "HeaterMonitor.h"
#include <Platform/Platform.h>
#include <Platform/RepRap.h>
#include "Heat.h"
HeaterMonitor::HeaterMonitor() noexcept
: sensorNumber(-1), trigger(HeaterMonitorTrigger::Disabled), badTemperatureCount(0)
{
}
// Check if any action needs to be taken. Returns true if everything is OK
bool HeaterMonitor::Check(unsigned int maxBadTemperatureCount) noexcept
{
if (sensorNumber >= 0 && trigger != HeaterMonitorTrigger::Disabled)
{
TemperatureError err;
const float temperature = reprap.GetHeat().GetSensorTemperature(sensorNumber, err);
if (err != TemperatureError::success)
{
badTemperatureCount++;
if (badTemperatureCount > maxBadTemperatureCount)
{
reprap.GetPlatform().MessageF(ErrorMessage, "Temperature reading error on sensor %d\n", sensorNumber);
return false;
}
}
else
{
badTemperatureCount = 0;
switch (trigger)
{
case HeaterMonitorTrigger::TemperatureExceeded:
return (temperature <= limit);
case HeaterMonitorTrigger::TemperatureTooLow:
return (temperature >= limit);
default:
break;
}
}
}
return true;
}
// Append a report of this monitor to the string
void HeaterMonitor::Report(unsigned int heater, unsigned int index, const StringRef& reply) const noexcept
{
reply.lcatf("Heater %d monitor %d ", heater, index);
if (trigger == HeaterMonitorTrigger::Disabled)
{
reply.cat("is disabled");
}
else
{
const char *actionString, *triggerString;
switch (action)
{
case HeaterMonitorAction::GenerateFault: actionString = "generate a heater fault"; break;
case HeaterMonitorAction::PermanentSwitchOff: actionString = "permanently switch off"; break;
case HeaterMonitorAction::TemporarySwitchOff: actionString = "temporarily switch off"; break;
case HeaterMonitorAction::ShutDown: actionString = "shut down the printer"; break;
default: actionString = "(undefined)"; break;
}
switch (trigger)
{
case HeaterMonitorTrigger::TemperatureExceeded: triggerString = "exceeds"; break;
case HeaterMonitorTrigger::TemperatureTooLow: triggerString = "falls below"; break;
default: triggerString = "(undefined)"; break;
}
reply.catf("uses sensor %d to %s if the reading %s %.1f" DEGREE_SYMBOL "C", sensorNumber, actionString, triggerString, (double)limit);
}
}
// Get the condition for a temperature event as a string
const char *HeaterMonitor::GetTriggerName() const noexcept
{
switch (trigger)
{
case HeaterMonitorTrigger::Disabled: return "disabled";
case HeaterMonitorTrigger::TemperatureExceeded: return "tooHigh";
case HeaterMonitorTrigger::TemperatureTooLow: return "tooLow";
default: return "undefined";
}
}
// End
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