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Rework change to incorporate CONTROLLERFAN

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Also refactor extruder auto fan logic to simplify further and now only
check every 2.5 seconds
This commit is contained in:
Robert F-C
2013-04-30 01:08:29 +10:00
parent c3cdaceab3
commit d5ad7a0814
3 changed files with 98 additions and 86 deletions
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49
Marlin/Marlin_main.cpp
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@@ -374,13 +374,9 @@ void setup()
lcd_init();
#ifdef CONTROLLERFAN_PIN
#if CONTROLLERFAN_PIN > 0
SET_OUTPUT(CONTROLLERFAN_PIN); //Set pin used for driver cooling fan
#endif
#ifdef EXTRUDERFAN_PIN
SET_OUTPUT(EXTRUDERFAN_PIN); //Set pin used for extruder cooling fan
#endif
#endif
}
@@ -1963,7 +1959,12 @@ void prepare_arc_move(char isclockwise) {
previous_millis_cmd = millis();
}
#ifdef CONTROLLERFAN_PIN
#if CONTROLLERFAN_PIN > 0
#if CONTROLLERFAN_PIN == FAN_PIN
#error "You cannot set CONTROLLERFAN_PIN equal to FAN_PIN"
#endif
unsigned long lastMotor = 0; //Save the time for when a motor was turned on last
unsigned long lastMotorCheck = 0;
@@ -1985,34 +1986,16 @@ void controllerFan()
lastMotor = millis(); //... set time to NOW so the fan will turn on
}
if ((millis() - lastMotor) >= (CONTROLLERFAN_SEC*1000UL) || lastMotor == 0) //If the last time any driver was enabled, is longer since than CONTROLLERSEC...
if ((millis() - lastMotor) >= (CONTROLLERFAN_SECS*1000UL) || lastMotor == 0) //If the last time any driver was enabled, is longer since than CONTROLLERSEC...
{
WRITE(CONTROLLERFAN_PIN, LOW); //... turn the fan off
digitalWrite(CONTROLLERFAN_PIN, 0);
analogWrite(CONTROLLERFAN_PIN, 0);
}
else
{
WRITE(CONTROLLERFAN_PIN, HIGH); //... turn the fan on
}
}
}
#endif
#ifdef EXTRUDERFAN_PIN
unsigned long lastExtruderCheck = 0;
void extruderFan()
{
if ((millis() - lastExtruderCheck) >= 2500) //Not a time critical function, so we only check every 2500ms
{
lastExtruderCheck = millis();
if (degHotend(active_extruder) < EXTRUDERFAN_DEC)
{
WRITE(EXTRUDERFAN_PIN, LOW); //... turn the fan off
}
else
{
WRITE(EXTRUDERFAN_PIN, HIGH); //... turn the fan on
// allows digital or PWM fan output to be used (see M42 handling)
digitalWrite(CONTROLLERFAN_PIN, CONTROLLERFAN_SPEED);
analogWrite(CONTROLLERFAN_PIN, CONTROLLERFAN_SPEED);
}
}
}
@@ -2036,11 +2019,11 @@ void manage_inactivity()
}
}
}
#if( KILL_PIN>-1 )
#if KILL_PIN > 0
if( 0 == READ(KILL_PIN) )
kill();
#endif
#ifdef CONTROLLERFAN_PIN
#if CONTROLLERFAN_PIN > 0
controllerFan(); //Check if fan should be turned on to cool stepper drivers down
#endif
#ifdef EXTRUDER_RUNOUT_PREVENT