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Groundwork idle control algorithms

This commit is contained in:
Josh Stewart 2015-08-20 23:21:27 +10:00
parent 406071d81f
commit 3c6a39a9af
4 changed files with 130 additions and 10 deletions
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7
auxiliaries.ino
View File

@ -5,9 +5,8 @@ A full copy of the license may be found in the projects root directory
*/
/*
These functions control the auxillary outputs
Fan control
*/
void initialiseFan()
{
if(configPage4.fanInv == 1) {fanHIGH = LOW, fanLOW = HIGH; }
@ -20,3 +19,7 @@ void fanControl()
if (currentStatus.coolant >= (configPage4.fanSP - CALIBRATION_TEMPERATURE_OFFSET)) { digitalWrite(pinFan,fanHIGH); }
else if (currentStatus.coolant <= (configPage4.fanSP - configPage4.fanHyster)) { digitalWrite(pinFan, fanLOW); }
}

2
globals.h
View File

@ -282,7 +282,7 @@ struct config3 {
};
//Page 4 of the config mostly deals with idle control
//See ini file for further info
//See ini file for further info (Config Page 7 in the ini)
struct config4 {
byte iacCLValues[10]; //Closed loop target RPM value
byte iacOLStepVal[10]; //Open loop step values for stepper motors

9
idle.h
View File

@ -1,5 +1,6 @@
#define STEPPER_FORWARD 1
#define STEPPER_BACKWARD 0
#define IDLE_TABLE_SIZE 10
enum StepperStatus {SOFF, STEPPING}; //The 2 statuses that a stepper can have. STEPPING means that a high pulse is currently being sent and will need to be turned off at some point.
@ -11,5 +12,13 @@ struct StepperIdle
volatile unsigned long stepStartTime; //The time the curren
};
struct table2D iacClosedLoopTable;
struct table2D iacPWMTable;
struct table2D iacStepTable;
//Open loop tables specifically for cranking
struct table2D iacCrankStepsTable;
struct table2D iacCrankDutyTable;
bool idleOn; //Simply tracks whether idle was on last time around
void initialiseIdle();

122
idle.ino
View File

@ -8,17 +8,125 @@ A full copy of the license may be found in the projects root directory
These functions over the PWM and stepper idle control
*/
/*
Idle Control
Currently limited to on/off control and open loop PWM and stepper drive
*/
void initialiseIdle()
{
//Initialising comprises of setting the 2D tables with the relevant values from the config pages
switch(configPage4.iacAlgorithm)
{
case 0:
//Case 0 is no idle control ('None')
break;
case 1:
//Case 1 is on/off idle control
if (currentStatus.coolant < configPage4.iacFastTemp)
{
digitalWrite(pinIdle1, HIGH);
}
break;
case 2:
//Case 2 is PWM open loop
iacPWMTable.xSize = 10;
iacPWMTable.values = configPage4.iacOLPWMVal;
iacPWMTable.axisX = configPage4.iacBins;
iacCrankDutyTable.xSize = 4;
iacCrankDutyTable.values = configPage4.iacCrankDuty;
iacCrankDutyTable.axisX = configPage4.iacCrankBins;
break;
case 3:
//Case 3 is PWM closed loop
iacClosedLoopTable.xSize = 10;
iacClosedLoopTable.values = configPage4.iacCLValues;
iacClosedLoopTable.axisX = configPage4.iacBins;
iacCrankDutyTable.xSize = 4;
iacCrankDutyTable.values = configPage4.iacCrankDuty;
iacCrankDutyTable.axisX = configPage4.iacCrankBins;
break;
case 4:
//Case 2 is Stepper open loop
iacStepTable.xSize = 10;
iacStepTable.values = configPage4.iacOLStepVal;
iacStepTable.axisX = configPage4.iacBins;
iacCrankStepsTable.xSize = 4;
iacCrankStepsTable.values = configPage4.iacCrankSteps;
iacCrankStepsTable.axisX = configPage4.iacCrankBins;
break;
case 5:
//Case 5 is Stepper closed loop
iacClosedLoopTable.xSize = 10;
iacClosedLoopTable.values = configPage4.iacCLValues;
iacClosedLoopTable.axisX = configPage4.iacBins;
iacCrankStepsTable.xSize = 4;
iacCrankStepsTable.values = configPage4.iacCrankSteps;
iacCrankStepsTable.axisX = configPage4.iacCrankBins;
break;
}
}
void initialiseIdlePWM()
void idleControl()
{
}
void initialiseIdleStepper()
{
switch(configPage4.iacAlgorithm)
{
case 0: //Case 0 is no idle control ('None')
break;
case 1: //Case 1 is on/off idle control
if ( (currentStatus.coolant + CALIBRATION_TEMPERATURE_OFFSET) < configPage4.iacFastTemp) //All temps are offset by 40 degrees
{
digitalWrite(pinIdle1, HIGH);
idleOn = true;
}
else if (idleOn) { digitalWrite(pinIdle1, LOW); idleOn = false; }
break;
case 2: //Case 2 is PWM open loop
//Check for cranking pulsewidth
if( BIT_CHECK(currentStatus.engine, BIT_ENGINE_CRANK) )
{
//Currently cranking. Use the cranking table
analogWrite(pinIdle1, table2D_getValue(&iacCrankDutyTable, currentStatus.coolant + CALIBRATION_TEMPERATURE_OFFSET)); //All temps are offset by 40 degrees
idleOn = true;
}
else if( (currentStatus.coolant + CALIBRATION_TEMPERATURE_OFFSET) < iacPWMTable.values[IDLE_TABLE_SIZE-1])
{
//Standard running
analogWrite(pinIdle1, table2D_getValue(&iacPWMTable, currentStatus.coolant + CALIBRATION_TEMPERATURE_OFFSET)); //All temps are offset by 40 degrees
idleOn = true;
}
else if (idleOn) { digitalWrite(pinIdle1, LOW); idleOn = false; }
break;
case 3: //Case 3 is PWM closed loop (Not currently implemented)
break;
case 4: //Case 4 is open loop stepper control
//Check for cranking pulsewidth
if( BIT_CHECK(currentStatus.engine, BIT_ENGINE_CRANK) )
{
//Currently cranking. Use the cranking table
analogWrite(pinIdle1, table2D_getValue(&iacCrankStepsTable, currentStatus.coolant + CALIBRATION_TEMPERATURE_OFFSET)); //All temps are offset by 40 degrees
idleOn = true;
}
else if( (currentStatus.coolant + CALIBRATION_TEMPERATURE_OFFSET) < iacStepTable.values[IDLE_TABLE_SIZE-1])
{
//Standard running
analogWrite(pinIdle1, table2D_getValue(&iacStepTable, currentStatus.coolant + CALIBRATION_TEMPERATURE_OFFSET)); //All temps are offset by 40 degrees
idleOn = true;
}
else if (idleOn) { digitalWrite(pinIdle1, LOW); idleOn = false; }
break;
}
}