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/*
* HeaterProtection.h
*
* Created on: 16 Nov 2017
* Author: Christian
*/
#ifndef HEATERPROTECTION_H
#define HEATERPROTECTION_H
#include "RepRapFirmware.h"
// Condition of a heater protection event
enum class HeaterProtectionTrigger : uint8_t
{
TemperatureExceeded,
TemperatureTooLow
};
const HeaterProtectionTrigger MaxHeaterProtectionTrigger = HeaterProtectionTrigger::TemperatureTooLow;
// The action to trigger when the target condition is met
enum class HeaterProtectionAction : uint8_t
{
GenerateFault = 0,
PermanentSwitchOff,
TemporarySwitchOff
};
const HeaterProtectionAction MaxHeaterProtectionAction = HeaterProtectionAction::TemporarySwitchOff;
class Heat;
class HeaterProtection
{
public:
friend class Heat;
HeaterProtection(size_t index) noexcept;
void Init(float tempLimit) noexcept;
HeaterProtection *Next() const noexcept { return next; }
void SetNext(HeaterProtection *n) noexcept { next = n; }
bool Check() noexcept; // Check if any action needs to be taken
int GetHeater() const noexcept { return heater; }
void SetHeater(int newHeater) noexcept; // Set the heater to control
int GetSensorNumber() const noexcept { return sensorNumber; } // Get the supervisory sensor number
void SetSensorNumber(int sn) noexcept; // Set the supervisory sensor number
float GetTemperatureLimit() const noexcept { return limit; } // Get the temperature limit
void SetTemperatureLimit(float newLimit) noexcept; // Set the temperature limit
HeaterProtectionAction GetAction() const noexcept { return action; } // Get the action to trigger when a temperature event occurs
void SetAction(HeaterProtectionAction newAction) noexcept; // Set the action to trigger when a temperature event occurs
HeaterProtectionTrigger GetTrigger() const noexcept { return trigger; } // Get the condition for a temperature event
void SetTrigger(HeaterProtectionTrigger newTrigger) noexcept; // Set the condition for a temperature event
private:
HeaterProtection *next; // link to next HeaterProtection item for the same heater
float limit; // temperature limit
int heater; // number of the heater we are protecting
int sensorNumber; // the sensor that we use to monitor the heater
HeaterProtectionAction action; // what action we take of we detect a fault
HeaterProtectionTrigger trigger; // what is treated a fault
size_t badTemperatureCount; // how many consecutive sensor reading faults we have had
};
inline void HeaterProtection::SetSensorNumber(int sn) noexcept
{
sensorNumber = sn;
}
inline void HeaterProtection::SetTemperatureLimit(float newLimit) noexcept
{
limit = newLimit;
}
inline void HeaterProtection::SetAction(HeaterProtectionAction newAction) noexcept
{
action = newAction;
}
inline void HeaterProtection::SetTrigger(HeaterProtectionTrigger newTrigger) noexcept
{
trigger = newTrigger;
}
#endif
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