Merge pull request #3253 from thinkyhead/rc_autotune_menu_optional

Make the Autotune option(s) in the LCD menu optional

Marlin/Configuration.h

@@ -229,6 +229,7 @@
 #define BANG_MAX 255 // limits current to nozzle while in bang-bang mode; 255=full current
 #define PID_MAX BANG_MAX // limits current to nozzle while PID is active (see PID_FUNCTIONAL_RANGE below); 255=full current
 #if ENABLED(PIDTEMP)
+  //#define PID_AUTOTUNE_MENU // Add PID Autotune to the LCD "Temperature" menu to run M303 and apply the result.
   //#define PID_DEBUG // Sends debug data to the serial port.
   //#define PID_OPENLOOP 1 // Puts PID in open loop. M104/M140 sets the output power from 0 to PID_MAX
   //#define SLOW_PWM_HEATERS // PWM with very low frequency (roughly 0.125Hz=8s) and minimum state time of approximately 1s useful for heaters driven by a relay
@@ -279,10 +280,10 @@
 // so you shouldn't use it unless you are OK with PWM on your bed.  (see the comment on enabling PIDTEMPBED)
 #define MAX_BED_POWER 255 // limits duty cycle to bed; 255=full current
 
-//#define PID_BED_DEBUG // Sends debug data to the serial port.
-
 #if ENABLED(PIDTEMPBED)
 
+  //#define PID_BED_DEBUG // Sends debug data to the serial port.
+
   #define PID_BED_INTEGRAL_DRIVE_MAX MAX_BED_POWER //limit for the integral term
 
   //120V 250W silicone heater into 4mm borosilicate (MendelMax 1.5+)

Marlin/Configuration_adv.h

@@ -41,28 +41,27 @@
 //=============================Thermal Settings  ============================
 //===========================================================================
 
-#if ENABLED(BED_LIMIT_SWITCHING)
+#if DISABLED(PIDTEMPBED)
-  #define BED_HYSTERESIS 2 //only disable heating if T>target+BED_HYSTERESIS and enable heating if T>target-BED_HYSTERESIS
+  #define BED_CHECK_INTERVAL 5000 // ms between checks in bang-bang control
+  #if ENABLED(BED_LIMIT_SWITCHING)
+    #define BED_HYSTERESIS 2 // Only disable heating if T>target+BED_HYSTERESIS and enable heating if T>target-BED_HYSTERESIS
+  #endif
 #endif
-#define BED_CHECK_INTERVAL 5000 //ms between checks in bang-bang control
 
 /**
- * Thermal Protection parameters
+ * Thermal Protection protects your printer from damage and fire if a
+ * thermistor falls out or temperature sensors fail in any way.
+ *
+ * The issue: If a thermistor falls out or a temperature sensor fails,
+ * Marlin can no longer sense the actual temperature. Since a disconnected
+ * thermistor reads as a low temperature, the firmware will keep the heater on.
+ *
+ * The solution: Once the temperature reaches the target, start observing.
+ * If the temperature stays too far below the target (hysteresis) for too long (period),
+ * the firmware will halt the machine as a safety precaution.
+ *
+ * If you get false positives for "Thermal Runaway" increase THERMAL_PROTECTION_HYSTERESIS and/or THERMAL_PROTECTION_PERIOD
  */
-  /**
-   * Thermal Protection protects your printer from damage and fire if a
-   * thermistor falls out or temperature sensors fail in any way.
-   *
-   * The issue: If a thermistor falls out or a temperature sensor fails,
-   * Marlin can no longer sense the actual temperature. Since a disconnected
-   * thermistor reads as a low temperature, the firmware will keep the heater on.
-   *
-   * The solution: Once the temperature reaches the target, start observing.
-   * If the temperature stays too far below the target (hysteresis) for too long (period),
-   * the firmware will halt the machine as a safety precaution.
-   *
-   * If you get false positives for "Thermal Runaway" increase THERMAL_PROTECTION_HYSTERESIS and/or THERMAL_PROTECTION_PERIOD
-   */
 #if ENABLED(THERMAL_PROTECTION_HOTENDS)
   #define THERMAL_PROTECTION_PERIOD 40        // Seconds
   #define THERMAL_PROTECTION_HYSTERESIS 4     // Degrees Celsius
@@ -80,11 +79,11 @@
   #define WATCH_TEMP_INCREASE 4               // Degrees Celsius
 #endif
 
-  /**
+/**
-   * Thermal Protection parameters for the bed
+ * Thermal Protection parameters for the bed
-   * are like the above for the hotends.
+ * are like the above for the hotends.
-   * WATCH_TEMP_BED_PERIOD and WATCH_TEMP_BED_INCREASE are not imlemented now.
+ * WATCH_TEMP_BED_PERIOD and WATCH_TEMP_BED_INCREASE are not imlemented now.
-   */
+ */
 #if ENABLED(THERMAL_PROTECTION_BED)
   #define THERMAL_PROTECTION_BED_PERIOD 20    // Seconds
   #define THERMAL_PROTECTION_BED_HYSTERESIS 2 // Degrees Celsius

Marlin/Marlin.h

@@ -19,10 +19,6 @@
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  *
  */
-
-// Tonokip RepRap firmware rewrite based off of Hydra-mmm firmware.
-// License: GPL
-
 #ifndef MARLIN_H
 #define MARLIN_H
 

Marlin/SanityCheck.h

@@ -131,10 +131,16 @@
   #error You must enable either DISPLAY_CHARSET_HD44780_JAPAN or DISPLAY_CHARSET_HD44780_WESTERN  or DISPLAY_CHARSET_HD44780_CYRILLIC for your LCD controller.
 #endif
 
+/**
+ * Bed Heating Options - PID vs Limit Switching
+ */
+#if ENABLED(PIDTEMPBED) && ENABLED(BED_LIMIT_SWITCHING)
+  #error To use BED_LIMIT_SWITCHING you must disable PIDTEMPBED.
+#endif
+
 /**
  * Mesh Bed Leveling
  */
-
 #if ENABLED(MESH_BED_LEVELING)
   #if ENABLED(DELTA)
     #error MESH_BED_LEVELING does not yet support DELTA printers.

Marlin/example_configurations/Felix/Configuration.h

@@ -229,6 +229,7 @@
 #define BANG_MAX 255 // limits current to nozzle while in bang-bang mode; 255=full current
 #define PID_MAX BANG_MAX // limits current to nozzle while PID is active (see PID_FUNCTIONAL_RANGE below); 255=full current
 #if ENABLED(PIDTEMP)
+  //#define PID_AUTOTUNE_MENU // Add PID Autotune to the LCD "Temperature" menu to run M303 and apply the result.
   //#define PID_DEBUG // Sends debug data to the serial port.
   //#define PID_OPENLOOP 1 // Puts PID in open loop. M104/M140 sets the output power from 0 to PID_MAX
   //#define SLOW_PWM_HEATERS // PWM with very low frequency (roughly 0.125Hz=8s) and minimum state time of approximately 1s useful for heaters driven by a relay
@@ -268,10 +269,10 @@
 // so you shouldn't use it unless you are OK with PWM on your bed.  (see the comment on enabling PIDTEMPBED)
 #define MAX_BED_POWER 255 // limits duty cycle to bed; 255=full current
 
-//#define PID_BED_DEBUG // Sends debug data to the serial port.
-
 #if ENABLED(PIDTEMPBED)
 
+  //#define PID_BED_DEBUG // Sends debug data to the serial port.
+
   #define PID_BED_INTEGRAL_DRIVE_MAX MAX_BED_POWER //limit for the integral term
 
   // Felix Foil Heater

Marlin/example_configurations/Felix/Configuration_DUAL.h

@@ -229,6 +229,7 @@
 #define BANG_MAX 255 // limits current to nozzle while in bang-bang mode; 255=full current
 #define PID_MAX BANG_MAX // limits current to nozzle while PID is active (see PID_FUNCTIONAL_RANGE below); 255=full current
 #if ENABLED(PIDTEMP)
+  //#define PID_AUTOTUNE_MENU // Add PID Autotune to the LCD "Temperature" menu to run M303 and apply the result.
   //#define PID_DEBUG // Sends debug data to the serial port.
   //#define PID_OPENLOOP 1 // Puts PID in open loop. M104/M140 sets the output power from 0 to PID_MAX
   //#define SLOW_PWM_HEATERS // PWM with very low frequency (roughly 0.125Hz=8s) and minimum state time of approximately 1s useful for heaters driven by a relay

Marlin/example_configurations/Felix/Configuration_adv.h

@@ -41,28 +41,27 @@
 //=============================Thermal Settings  ============================
 //===========================================================================
 
-#if ENABLED(BED_LIMIT_SWITCHING)
+#if DISABLED(PIDTEMPBED)
-  #define BED_HYSTERESIS 2 //only disable heating if T>target+BED_HYSTERESIS and enable heating if T>target-BED_HYSTERESIS
+  #define BED_CHECK_INTERVAL 5000 // ms between checks in bang-bang control
+  #if ENABLED(BED_LIMIT_SWITCHING)
+    #define BED_HYSTERESIS 2 // Only disable heating if T>target+BED_HYSTERESIS and enable heating if T>target-BED_HYSTERESIS
+  #endif
 #endif
-#define BED_CHECK_INTERVAL 5000 //ms between checks in bang-bang control
 
 /**
- * Thermal Protection parameters
+ * Thermal Protection protects your printer from damage and fire if a
+ * thermistor falls out or temperature sensors fail in any way.
+ *
+ * The issue: If a thermistor falls out or a temperature sensor fails,
+ * Marlin can no longer sense the actual temperature. Since a disconnected
+ * thermistor reads as a low temperature, the firmware will keep the heater on.
+ *
+ * The solution: Once the temperature reaches the target, start observing.
+ * If the temperature stays too far below the target (hysteresis) for too long (period),
+ * the firmware will halt the machine as a safety precaution.
+ *
+ * If you get false positives for "Thermal Runaway" increase THERMAL_PROTECTION_HYSTERESIS and/or THERMAL_PROTECTION_PERIOD
  */
-  /**
-   * Thermal Protection protects your printer from damage and fire if a
-   * thermistor falls out or temperature sensors fail in any way.
-   *
-   * The issue: If a thermistor falls out or a temperature sensor fails,
-   * Marlin can no longer sense the actual temperature. Since a disconnected
-   * thermistor reads as a low temperature, the firmware will keep the heater on.
-   *
-   * The solution: Once the temperature reaches the target, start observing.
-   * If the temperature stays too far below the target (hysteresis) for too long (period),
-   * the firmware will halt the machine as a safety precaution.
-   *
-   * If you get false positives for "Thermal Runaway" increase THERMAL_PROTECTION_HYSTERESIS and/or THERMAL_PROTECTION_PERIOD
-   */
 #if ENABLED(THERMAL_PROTECTION_HOTENDS)
   #define THERMAL_PROTECTION_PERIOD 40        // Seconds
   #define THERMAL_PROTECTION_HYSTERESIS 4     // Degrees Celsius
@@ -80,11 +79,11 @@
   #define WATCH_TEMP_INCREASE 4               // Degrees Celsius
 #endif
 
-  /**
+/**
-   * Thermal Protection parameters for the bed
+ * Thermal Protection parameters for the bed
-   * are like the above for the hotends.
+ * are like the above for the hotends.
-   * WATCH_TEMP_BED_PERIOD and WATCH_TEMP_BED_INCREASE are not imlemented now.
+ * WATCH_TEMP_BED_PERIOD and WATCH_TEMP_BED_INCREASE are not imlemented now.
-   */
+ */
 #if ENABLED(THERMAL_PROTECTION_BED)
   #define THERMAL_PROTECTION_BED_PERIOD 20    // Seconds
   #define THERMAL_PROTECTION_BED_HYSTERESIS 2 // Degrees Celsius

Marlin/example_configurations/Hephestos/Configuration.h

@@ -232,6 +232,7 @@
 #define BANG_MAX 255 // limits current to nozzle while in bang-bang mode; 255=full current
 #define PID_MAX BANG_MAX // limits current to nozzle while PID is active (see PID_FUNCTIONAL_RANGE below); 255=full current
 #if ENABLED(PIDTEMP)
+  //#define PID_AUTOTUNE_MENU // Add PID Autotune to the LCD "Temperature" menu to run M303 and apply the result.
   //#define PID_DEBUG // Sends debug data to the serial port.
   //#define PID_OPENLOOP 1 // Puts PID in open loop. M104/M140 sets the output power from 0 to PID_MAX
   //#define SLOW_PWM_HEATERS // PWM with very low frequency (roughly 0.125Hz=8s) and minimum state time of approximately 1s useful for heaters driven by a relay
@@ -271,10 +272,10 @@
 // so you shouldn't use it unless you are OK with PWM on your bed.  (see the comment on enabling PIDTEMPBED)
 #define MAX_BED_POWER 255 // limits duty cycle to bed; 255=full current
 
-//#define PID_BED_DEBUG // Sends debug data to the serial port.
-
 #if ENABLED(PIDTEMPBED)
 
+  //#define PID_BED_DEBUG // Sends debug data to the serial port.
+
   #define PID_BED_INTEGRAL_DRIVE_MAX MAX_BED_POWER //limit for the integral term
 
   //120V 250W silicone heater into 4mm borosilicate (MendelMax 1.5+)

Marlin/example_configurations/Hephestos/Configuration_adv.h

@@ -41,28 +41,27 @@
 //=============================Thermal Settings  ============================
 //===========================================================================
 
-#if ENABLED(BED_LIMIT_SWITCHING)
+#if DISABLED(PIDTEMPBED)
-  #define BED_HYSTERESIS 2 //only disable heating if T>target+BED_HYSTERESIS and enable heating if T>target-BED_HYSTERESIS
+  #define BED_CHECK_INTERVAL 5000 // ms between checks in bang-bang control
+  #if ENABLED(BED_LIMIT_SWITCHING)
+    #define BED_HYSTERESIS 2 // Only disable heating if T>target+BED_HYSTERESIS and enable heating if T>target-BED_HYSTERESIS
+  #endif
 #endif
-#define BED_CHECK_INTERVAL 5000 //ms between checks in bang-bang control
 
 /**
- * Thermal Protection parameters
+ * Thermal Protection protects your printer from damage and fire if a
+ * thermistor falls out or temperature sensors fail in any way.
+ *
+ * The issue: If a thermistor falls out or a temperature sensor fails,
+ * Marlin can no longer sense the actual temperature. Since a disconnected
+ * thermistor reads as a low temperature, the firmware will keep the heater on.
+ *
+ * The solution: Once the temperature reaches the target, start observing.
+ * If the temperature stays too far below the target (hysteresis) for too long (period),
+ * the firmware will halt the machine as a safety precaution.
+ *
+ * If you get false positives for "Thermal Runaway" increase THERMAL_PROTECTION_HYSTERESIS and/or THERMAL_PROTECTION_PERIOD
  */
-  /**
-   * Thermal Protection protects your printer from damage and fire if a
-   * thermistor falls out or temperature sensors fail in any way.
-   *
-   * The issue: If a thermistor falls out or a temperature sensor fails,
-   * Marlin can no longer sense the actual temperature. Since a disconnected
-   * thermistor reads as a low temperature, the firmware will keep the heater on.
-   *
-   * The solution: Once the temperature reaches the target, start observing.
-   * If the temperature stays too far below the target (hysteresis) for too long (period),
-   * the firmware will halt the machine as a safety precaution.
-   *
-   * If you get false positives for "Thermal Runaway" increase THERMAL_PROTECTION_HYSTERESIS and/or THERMAL_PROTECTION_PERIOD
-   */
 #if ENABLED(THERMAL_PROTECTION_HOTENDS)
   #define THERMAL_PROTECTION_PERIOD 40        // Seconds
   #define THERMAL_PROTECTION_HYSTERESIS 4     // Degrees Celsius
@@ -80,11 +79,11 @@
   #define WATCH_TEMP_INCREASE 4               // Degrees Celsius
 #endif
 
-  /**
+/**
-   * Thermal Protection parameters for the bed
+ * Thermal Protection parameters for the bed
-   * are like the above for the hotends.
+ * are like the above for the hotends.
-   * WATCH_TEMP_BED_PERIOD and WATCH_TEMP_BED_INCREASE are not imlemented now.
+ * WATCH_TEMP_BED_PERIOD and WATCH_TEMP_BED_INCREASE are not imlemented now.
-   */
+ */
 #if ENABLED(THERMAL_PROTECTION_BED)
   #define THERMAL_PROTECTION_BED_PERIOD 20    // Seconds
   #define THERMAL_PROTECTION_BED_HYSTERESIS 2 // Degrees Celsius

Marlin/example_configurations/Hephestos_2/Configuration.h

@@ -229,6 +229,7 @@
 #define BANG_MAX 255 // limits current to nozzle while in bang-bang mode; 255=full current
 #define PID_MAX BANG_MAX // limits current to nozzle while PID is active (see PID_FUNCTIONAL_RANGE below); 255=full current
 #if ENABLED(PIDTEMP)
+  //#define PID_AUTOTUNE_MENU // Add PID Autotune to the LCD "Temperature" menu to run M303 and apply the result.
   //#define PID_DEBUG // Sends debug data to the serial port.
   //#define PID_OPENLOOP 1 // Puts PID in open loop. M104/M140 sets the output power from 0 to PID_MAX
   //#define SLOW_PWM_HEATERS // PWM with very low frequency (roughly 0.125Hz=8s) and minimum state time of approximately 1s useful for heaters driven by a relay
@@ -273,10 +274,10 @@
 // so you shouldn't use it unless you are OK with PWM on your bed.  (see the comment on enabling PIDTEMPBED)
 #define MAX_BED_POWER 255 // limits duty cycle to bed; 255=full current
 
-//#define PID_BED_DEBUG // Sends debug data to the serial port.
-
 #if ENABLED(PIDTEMPBED)
 
+  //#define PID_BED_DEBUG // Sends debug data to the serial port.
+
   #define PID_BED_INTEGRAL_DRIVE_MAX MAX_BED_POWER //limit for the integral term
 
   //120V 250W silicone heater into 4mm borosilicate (MendelMax 1.5+)

Marlin/example_configurations/Hephestos_2/Configuration_adv.h

@@ -41,28 +41,27 @@
 //=============================Thermal Settings  ============================
 //===========================================================================
 
-#if ENABLED(BED_LIMIT_SWITCHING)
+#if DISABLED(PIDTEMPBED)
-  #define BED_HYSTERESIS 2 //only disable heating if T>target+BED_HYSTERESIS and enable heating if T>target-BED_HYSTERESIS
+  #define BED_CHECK_INTERVAL 5000 // ms between checks in bang-bang control
+  #if ENABLED(BED_LIMIT_SWITCHING)
+    #define BED_HYSTERESIS 2 // Only disable heating if T>target+BED_HYSTERESIS and enable heating if T>target-BED_HYSTERESIS
+  #endif
 #endif
-#define BED_CHECK_INTERVAL 5000 //ms between checks in bang-bang control
 
 /**
- * Thermal Protection parameters
+ * Thermal Protection protects your printer from damage and fire if a
+ * thermistor falls out or temperature sensors fail in any way.
+ *
+ * The issue: If a thermistor falls out or a temperature sensor fails,
+ * Marlin can no longer sense the actual temperature. Since a disconnected
+ * thermistor reads as a low temperature, the firmware will keep the heater on.
+ *
+ * The solution: Once the temperature reaches the target, start observing.
+ * If the temperature stays too far below the target (hysteresis) for too long (period),
+ * the firmware will halt the machine as a safety precaution.
+ *
+ * If you get false positives for "Thermal Runaway" increase THERMAL_PROTECTION_HYSTERESIS and/or THERMAL_PROTECTION_PERIOD
  */
-  /**
-   * Thermal Protection protects your printer from damage and fire if a
-   * thermistor falls out or temperature sensors fail in any way.
-   *
-   * The issue: If a thermistor falls out or a temperature sensor fails,
-   * Marlin can no longer sense the actual temperature. Since a disconnected
-   * thermistor reads as a low temperature, the firmware will keep the heater on.
-   *
-   * The solution: Once the temperature reaches the target, start observing.
-   * If the temperature stays too far below the target (hysteresis) for too long (period),
-   * the firmware will halt the machine as a safety precaution.
-   *
-   * If you get false positives for "Thermal Runaway" increase THERMAL_PROTECTION_HYSTERESIS and/or THERMAL_PROTECTION_PERIOD
-   */
 #if ENABLED(THERMAL_PROTECTION_HOTENDS)
   #define THERMAL_PROTECTION_PERIOD 40        // Seconds
   #define THERMAL_PROTECTION_HYSTERESIS 4     // Degrees Celsius
@@ -80,11 +79,11 @@
   #define WATCH_TEMP_INCREASE 4               // Degrees Celsius
 #endif
 
-  /**
+/**
-   * Thermal Protection parameters for the bed
+ * Thermal Protection parameters for the bed
-   * are like the above for the hotends.
+ * are like the above for the hotends.
-   * WATCH_TEMP_BED_PERIOD and WATCH_TEMP_BED_INCREASE are not imlemented now.
+ * WATCH_TEMP_BED_PERIOD and WATCH_TEMP_BED_INCREASE are not imlemented now.
-   */
+ */
 #if ENABLED(THERMAL_PROTECTION_BED)
   #define THERMAL_PROTECTION_BED_PERIOD 20    // Seconds
   #define THERMAL_PROTECTION_BED_HYSTERESIS 2 // Degrees Celsius

Marlin/example_configurations/K8200/Configuration.h

@@ -236,6 +236,7 @@
 #define BANG_MAX 255 // limits current to nozzle while in bang-bang mode; 255=full current
 #define PID_MAX BANG_MAX // limits current to nozzle while PID is active (see PID_FUNCTIONAL_RANGE below); 255=full current
 #if ENABLED(PIDTEMP)
+  //#define PID_AUTOTUNE_MENU // Add PID Autotune to the LCD "Temperature" menu to run M303 and apply the result.
   //#define PID_DEBUG // Sends debug data to the serial port.
   //#define PID_OPENLOOP 1 // Puts PID in open loop. M104/M140 sets the output power from 0 to PID_MAX
   //#define SLOW_PWM_HEATERS // PWM with very low frequency (roughly 0.125Hz=8s) and minimum state time of approximately 1s useful for heaters driven by a relay
@@ -290,10 +291,10 @@
 // so you shouldn't use it unless you are OK with PWM on your bed.  (see the comment on enabling PIDTEMPBED)
 #define MAX_BED_POWER 255 // limits duty cycle to bed; 255=full current
 
-//#define PID_BED_DEBUG // Sends debug data to the serial port.
-
 #if ENABLED(PIDTEMPBED)
 
+  //#define PID_BED_DEBUG // Sends debug data to the serial port.
+
   #define PID_BED_INTEGRAL_DRIVE_MAX MAX_BED_POWER //limit for the integral term
 
   //120V 250W silicone heater into 4mm borosilicate (MendelMax 1.5+)

Marlin/example_configurations/K8200/Configuration_adv.h

@@ -47,28 +47,27 @@
 //=============================Thermal Settings  ============================
 //===========================================================================
 
-#if ENABLED(BED_LIMIT_SWITCHING)
+#if DISABLED(PIDTEMPBED)
-  #define BED_HYSTERESIS 2 //only disable heating if T>target+BED_HYSTERESIS and enable heating if T>target-BED_HYSTERESIS
+  #define BED_CHECK_INTERVAL 5000 // ms between checks in bang-bang control
+  #if ENABLED(BED_LIMIT_SWITCHING)
+    #define BED_HYSTERESIS 2 // Only disable heating if T>target+BED_HYSTERESIS and enable heating if T>target-BED_HYSTERESIS
+  #endif
 #endif
-#define BED_CHECK_INTERVAL 5000 //ms between checks in bang-bang control
 
 /**
- * Thermal Protection parameters
+ * Thermal Protection protects your printer from damage and fire if a
+ * thermistor falls out or temperature sensors fail in any way.
+ *
+ * The issue: If a thermistor falls out or a temperature sensor fails,
+ * Marlin can no longer sense the actual temperature. Since a disconnected
+ * thermistor reads as a low temperature, the firmware will keep the heater on.
+ *
+ * The solution: Once the temperature reaches the target, start observing.
+ * If the temperature stays too far below the target (hysteresis) for too long (period),
+ * the firmware will halt the machine as a safety precaution.
+ *
+ * If you get false positives for "Thermal Runaway" increase THERMAL_PROTECTION_HYSTERESIS and/or THERMAL_PROTECTION_PERIOD
  */
-  /**
-   * Thermal Protection protects your printer from damage and fire if a
-   * thermistor falls out or temperature sensors fail in any way.
-   *
-   * The issue: If a thermistor falls out or a temperature sensor fails,
-   * Marlin can no longer sense the actual temperature. Since a disconnected
-   * thermistor reads as a low temperature, the firmware will keep the heater on.
-   *
-   * The solution: Once the temperature reaches the target, start observing.
-   * If the temperature stays too far below the target (hysteresis) for too long (period),
-   * the firmware will halt the machine as a safety precaution.
-   *
-   * If you get false positives for "Thermal Runaway" increase THERMAL_PROTECTION_HYSTERESIS and/or THERMAL_PROTECTION_PERIOD
-   */
 #if ENABLED(THERMAL_PROTECTION_HOTENDS)
   #define THERMAL_PROTECTION_PERIOD 60        // Seconds
   #define THERMAL_PROTECTION_HYSTERESIS 8     // Degrees Celsius
@@ -86,11 +85,11 @@
   #define WATCH_TEMP_INCREASE 4               // Degrees Celsius
 #endif
 
-  /**
+/**
-   * Thermal Protection parameters for the bed
+ * Thermal Protection parameters for the bed
-   * are like the above for the hotends.
+ * are like the above for the hotends.
-   * WATCH_TEMP_BED_PERIOD and WATCH_TEMP_BED_INCREASE are not imlemented now.
+ * WATCH_TEMP_BED_PERIOD and WATCH_TEMP_BED_INCREASE are not imlemented now.
-   */
+ */
 #if ENABLED(THERMAL_PROTECTION_BED)
   #define THERMAL_PROTECTION_BED_PERIOD 20    // Seconds
   #define THERMAL_PROTECTION_BED_HYSTERESIS 2 // Degrees Celsius

Marlin/example_configurations/RepRapWorld/Megatronics/Configuration.h

@@ -229,6 +229,7 @@
 #define BANG_MAX 255 // limits current to nozzle while in bang-bang mode; 255=full current
 #define PID_MAX BANG_MAX // limits current to nozzle while PID is active (see PID_FUNCTIONAL_RANGE below); 255=full current
 #if ENABLED(PIDTEMP)
+  //#define PID_AUTOTUNE_MENU // Add PID Autotune to the LCD "Temperature" menu to run M303 and apply the result.
   //#define PID_DEBUG // Sends debug data to the serial port.
   //#define PID_OPENLOOP 1 // Puts PID in open loop. M104/M140 sets the output power from 0 to PID_MAX
   //#define SLOW_PWM_HEATERS // PWM with very low frequency (roughly 0.125Hz=8s) and minimum state time of approximately 1s useful for heaters driven by a relay
@@ -279,10 +280,10 @@
 // so you shouldn't use it unless you are OK with PWM on your bed.  (see the comment on enabling PIDTEMPBED)
 #define MAX_BED_POWER 255 // limits duty cycle to bed; 255=full current
 
-//#define PID_BED_DEBUG // Sends debug data to the serial port.
-
 #if ENABLED(PIDTEMPBED)
 
+  //#define PID_BED_DEBUG // Sends debug data to the serial port.
+
   #define PID_BED_INTEGRAL_DRIVE_MAX MAX_BED_POWER //limit for the integral term
 
   //120V 250W silicone heater into 4mm borosilicate (MendelMax 1.5+)

Marlin/example_configurations/RigidBot/Configuration.h

@@ -229,6 +229,7 @@
 #define BANG_MAX 255 // limits current to nozzle while in bang-bang mode; 255=full current
 #define PID_MAX BANG_MAX // limits current to nozzle while PID is active (see PID_FUNCTIONAL_RANGE below); 255=full current
 #if ENABLED(PIDTEMP)
+  //#define PID_AUTOTUNE_MENU // Add PID Autotune to the LCD "Temperature" menu to run M303 and apply the result.
   //#define PID_DEBUG // Sends debug data to the serial port.
   //#define PID_OPENLOOP 1 // Puts PID in open loop. M104/M140 sets the output power from 0 to PID_MAX
   //#define SLOW_PWM_HEATERS // PWM with very low frequency (roughly 0.125Hz=8s) and minimum state time of approximately 1s useful for heaters driven by a relay
@@ -280,10 +281,10 @@
 // so you shouldn't use it unless you are OK with PWM on your bed.  (see the comment on enabling PIDTEMPBED)
 #define MAX_BED_POWER 255 // limits duty cycle to bed; 255=full current
 
-//#define PID_BED_DEBUG // Sends debug data to the serial port.
-
 #if ENABLED(PIDTEMPBED)
 
+  //#define PID_BED_DEBUG // Sends debug data to the serial port.
+
   #define PID_BED_INTEGRAL_DRIVE_MAX MAX_BED_POWER //limit for the integral term
 
   //RigidBot, from pid autotune

Marlin/example_configurations/RigidBot/Configuration_adv.h

@@ -41,28 +41,27 @@
 //=============================Thermal Settings  ============================
 //===========================================================================
 
-#if ENABLED(BED_LIMIT_SWITCHING)
+#if DISABLED(PIDTEMPBED)
-  #define BED_HYSTERESIS 2 //only disable heating if T>target+BED_HYSTERESIS and enable heating if T>target-BED_HYSTERESIS
+  #define BED_CHECK_INTERVAL 5000 // ms between checks in bang-bang control
+  #if ENABLED(BED_LIMIT_SWITCHING)
+    #define BED_HYSTERESIS 2 // Only disable heating if T>target+BED_HYSTERESIS and enable heating if T>target-BED_HYSTERESIS
+  #endif
 #endif
-#define BED_CHECK_INTERVAL 5000 //ms between checks in bang-bang control
 
 /**
- * Thermal Protection parameters
+ * Thermal Protection protects your printer from damage and fire if a
+ * thermistor falls out or temperature sensors fail in any way.
+ *
+ * The issue: If a thermistor falls out or a temperature sensor fails,
+ * Marlin can no longer sense the actual temperature. Since a disconnected
+ * thermistor reads as a low temperature, the firmware will keep the heater on.
+ *
+ * The solution: Once the temperature reaches the target, start observing.
+ * If the temperature stays too far below the target (hysteresis) for too long (period),
+ * the firmware will halt the machine as a safety precaution.
+ *
+ * If you get false positives for "Thermal Runaway" increase THERMAL_PROTECTION_HYSTERESIS and/or THERMAL_PROTECTION_PERIOD
  */
-  /**
-   * Thermal Protection protects your printer from damage and fire if a
-   * thermistor falls out or temperature sensors fail in any way.
-   *
-   * The issue: If a thermistor falls out or a temperature sensor fails,
-   * Marlin can no longer sense the actual temperature. Since a disconnected
-   * thermistor reads as a low temperature, the firmware will keep the heater on.
-   *
-   * The solution: Once the temperature reaches the target, start observing.
-   * If the temperature stays too far below the target (hysteresis) for too long (period),
-   * the firmware will halt the machine as a safety precaution.
-   *
-   * If you get false positives for "Thermal Runaway" increase THERMAL_PROTECTION_HYSTERESIS and/or THERMAL_PROTECTION_PERIOD
-   */
 #if ENABLED(THERMAL_PROTECTION_HOTENDS)
   #define THERMAL_PROTECTION_PERIOD 40        // Seconds
   #define THERMAL_PROTECTION_HYSTERESIS 4     // Degrees Celsius
@@ -80,11 +79,11 @@
   #define WATCH_TEMP_INCREASE 4               // Degrees Celsius
 #endif
 
-  /**
+/**
-   * Thermal Protection parameters for the bed
+ * Thermal Protection parameters for the bed
-   * are like the above for the hotends.
+ * are like the above for the hotends.
-   * WATCH_TEMP_BED_PERIOD and WATCH_TEMP_BED_INCREASE are not imlemented now.
+ * WATCH_TEMP_BED_PERIOD and WATCH_TEMP_BED_INCREASE are not imlemented now.
-   */
+ */
 #if ENABLED(THERMAL_PROTECTION_BED)
   #define THERMAL_PROTECTION_BED_PERIOD 20    // Seconds
   #define THERMAL_PROTECTION_BED_HYSTERESIS 2 // Degrees Celsius

Marlin/example_configurations/SCARA/Configuration.h

@@ -254,6 +254,7 @@
 #define BANG_MAX 255 // limits current to nozzle while in bang-bang mode; 255=full current
 #define PID_MAX BANG_MAX // limits current to nozzle while PID is active (see PID_FUNCTIONAL_RANGE below); 255=full current
 #if ENABLED(PIDTEMP)
+  //#define PID_AUTOTUNE_MENU // Add PID Autotune to the LCD "Temperature" menu to run M303 and apply the result.
   //#define PID_DEBUG // Sends debug data to the serial port.
   //#define PID_OPENLOOP 1 // Puts PID in open loop. M104/M140 sets the output power from 0 to PID_MAX
   //#define SLOW_PWM_HEATERS // PWM with very low frequency (roughly 0.125Hz=8s) and minimum state time of approximately 1s useful for heaters driven by a relay
@@ -285,7 +286,7 @@
 // If this is enabled, find your own PID constants below.
 #define PIDTEMPBED
 
-#define BED_LIMIT_SWITCHING
+//#define BED_LIMIT_SWITCHING
 
 // This sets the max power delivered to the bed, and replaces the HEATER_BED_DUTY_CYCLE_DIVIDER option.
 // all forms of bed control obey this (PID, bang-bang, bang-bang with hysteresis)
@@ -293,10 +294,10 @@
 // so you shouldn't use it unless you are OK with PWM on your bed.  (see the comment on enabling PIDTEMPBED)
 #define MAX_BED_POWER 255 // limits duty cycle to bed; 255=full current
 
-//#define PID_BED_DEBUG // Sends debug data to the serial port.
-
 #if ENABLED(PIDTEMPBED)
 
+  //#define PID_BED_DEBUG // Sends debug data to the serial port.
+
   #define PID_BED_INTEGRAL_DRIVE_MAX MAX_BED_POWER //limit for the integral term
 
   //12v Heatbed Mk3 12V in parallel

Marlin/example_configurations/SCARA/Configuration_adv.h

@@ -41,28 +41,27 @@
 //=============================Thermal Settings  ============================
 //===========================================================================
 
-#if ENABLED(BED_LIMIT_SWITCHING)
+#if DISABLED(PIDTEMPBED)
-  #define BED_HYSTERESIS 2 //only disable heating if T>target+BED_HYSTERESIS and enable heating if T>target-BED_HYSTERESIS
+  #define BED_CHECK_INTERVAL 3000 // ms between checks in bang-bang control
+  #if ENABLED(BED_LIMIT_SWITCHING)
+    #define BED_HYSTERESIS 2 // Only disable heating if T>target+BED_HYSTERESIS and enable heating if T>target-BED_HYSTERESIS
+  #endif
 #endif
-#define BED_CHECK_INTERVAL 3000 //ms between checks in bang-bang control
 
 /**
- * Thermal Protection parameters
+ * Thermal Protection protects your printer from damage and fire if a
+ * thermistor falls out or temperature sensors fail in any way.
+ *
+ * The issue: If a thermistor falls out or a temperature sensor fails,
+ * Marlin can no longer sense the actual temperature. Since a disconnected
+ * thermistor reads as a low temperature, the firmware will keep the heater on.
+ *
+ * The solution: Once the temperature reaches the target, start observing.
+ * If the temperature stays too far below the target (hysteresis) for too long (period),
+ * the firmware will halt the machine as a safety precaution.
+ *
+ * If you get false positives for "Thermal Runaway" increase THERMAL_PROTECTION_HYSTERESIS and/or THERMAL_PROTECTION_PERIOD
  */
-  /**
-   * Thermal Protection protects your printer from damage and fire if a
-   * thermistor falls out or temperature sensors fail in any way.
-   *
-   * The issue: If a thermistor falls out or a temperature sensor fails,
-   * Marlin can no longer sense the actual temperature. Since a disconnected
-   * thermistor reads as a low temperature, the firmware will keep the heater on.
-   *
-   * The solution: Once the temperature reaches the target, start observing.
-   * If the temperature stays too far below the target (hysteresis) for too long (period),
-   * the firmware will halt the machine as a safety precaution.
-   *
-   * If you get false positives for "Thermal Runaway" increase THERMAL_PROTECTION_HYSTERESIS and/or THERMAL_PROTECTION_PERIOD
-   */
 #if ENABLED(THERMAL_PROTECTION_HOTENDS)
   #define THERMAL_PROTECTION_PERIOD 40        // Seconds
   #define THERMAL_PROTECTION_HYSTERESIS 4     // Degrees Celsius
@@ -80,11 +79,11 @@
   #define WATCH_TEMP_INCREASE 4               // Degrees Celsius
 #endif
 
-  /**
+/**
-   * Thermal Protection parameters for the bed
+ * Thermal Protection parameters for the bed
-   * are like the above for the hotends.
+ * are like the above for the hotends.
-   * WATCH_TEMP_BED_PERIOD and WATCH_TEMP_BED_INCREASE are not imlemented now.
+ * WATCH_TEMP_BED_PERIOD and WATCH_TEMP_BED_INCREASE are not imlemented now.
-   */
+ */
 #if ENABLED(THERMAL_PROTECTION_BED)
   #define THERMAL_PROTECTION_BED_PERIOD 20    // Seconds
   #define THERMAL_PROTECTION_BED_HYSTERESIS 2 // Degrees Celsius

Marlin/example_configurations/TAZ4/Configuration.h

@@ -229,6 +229,7 @@
 #define BANG_MAX 70 // limits current to nozzle while in bang-bang mode; 255=full current
 #define PID_MAX 74 // limits current to nozzle while PID is active (see PID_FUNCTIONAL_RANGE below); 255=full current
 #if ENABLED(PIDTEMP)
+  //#define PID_AUTOTUNE_MENU // Add PID Autotune to the LCD "Temperature" menu to run M303 and apply the result.
   //#define PID_DEBUG // Sends debug data to the serial port.
   //#define PID_OPENLOOP 1 // Puts PID in open loop. M104/M140 sets the output power from 0 to PID_MAX
   //#define SLOW_PWM_HEATERS // PWM with very low frequency (roughly 0.125Hz=8s) and minimum state time of approximately 1s useful for heaters driven by a relay
@@ -289,10 +290,10 @@
 // so you shouldn't use it unless you are OK with PWM on your bed.  (see the comment on enabling PIDTEMPBED)
 #define MAX_BED_POWER 206 // limits duty cycle to bed; 255=full current
 
-//#define PID_BED_DEBUG // Sends debug data to the serial port.
-
 #if ENABLED(PIDTEMPBED)
 
+  //#define PID_BED_DEBUG // Sends debug data to the serial port.
+
   #define PID_BED_INTEGRAL_DRIVE_MAX MAX_BED_POWER //limit for the integral term
 
   //24V 360W silicone heater from NPH on 3mm borosilicate (TAZ 2.2+)

Marlin/example_configurations/TAZ4/Configuration_adv.h

@@ -41,28 +41,27 @@
 //=============================Thermal Settings  ============================
 //===========================================================================
 
-#if ENABLED(BED_LIMIT_SWITCHING)
+#if DISABLED(PIDTEMPBED)
-  #define BED_HYSTERESIS 2 //only disable heating if T>target+BED_HYSTERESIS and enable heating if T>target-BED_HYSTERESIS
+  #define BED_CHECK_INTERVAL 5000 // ms between checks in bang-bang control
+  #if ENABLED(BED_LIMIT_SWITCHING)
+    #define BED_HYSTERESIS 2 // Only disable heating if T>target+BED_HYSTERESIS and enable heating if T>target-BED_HYSTERESIS
+  #endif
 #endif
-#define BED_CHECK_INTERVAL 5000 //ms between checks in bang-bang control
 
 /**
- * Thermal Protection parameters
+ * Thermal Protection protects your printer from damage and fire if a
+ * thermistor falls out or temperature sensors fail in any way.
+ *
+ * The issue: If a thermistor falls out or a temperature sensor fails,
+ * Marlin can no longer sense the actual temperature. Since a disconnected
+ * thermistor reads as a low temperature, the firmware will keep the heater on.
+ *
+ * The solution: Once the temperature reaches the target, start observing.
+ * If the temperature stays too far below the target (hysteresis) for too long (period),
+ * the firmware will halt the machine as a safety precaution.
+ *
+ * If you get false positives for "Thermal Runaway" increase THERMAL_PROTECTION_HYSTERESIS and/or THERMAL_PROTECTION_PERIOD
  */
-  /**
-   * Thermal Protection protects your printer from damage and fire if a
-   * thermistor falls out or temperature sensors fail in any way.
-   *
-   * The issue: If a thermistor falls out or a temperature sensor fails,
-   * Marlin can no longer sense the actual temperature. Since a disconnected
-   * thermistor reads as a low temperature, the firmware will keep the heater on.
-   *
-   * The solution: Once the temperature reaches the target, start observing.
-   * If the temperature stays too far below the target (hysteresis) for too long (period),
-   * the firmware will halt the machine as a safety precaution.
-   *
-   * If you get false positives for "Thermal Runaway" increase THERMAL_PROTECTION_HYSTERESIS and/or THERMAL_PROTECTION_PERIOD
-   */
 #if ENABLED(THERMAL_PROTECTION_HOTENDS)
   #define THERMAL_PROTECTION_PERIOD 40        // Seconds
   #define THERMAL_PROTECTION_HYSTERESIS 4     // Degrees Celsius
@@ -80,11 +79,11 @@
   #define WATCH_TEMP_INCREASE 4               // Degrees Celsius
 #endif
 
-  /**
+/**
-   * Thermal Protection parameters for the bed
+ * Thermal Protection parameters for the bed
-   * are like the above for the hotends.
+ * are like the above for the hotends.
-   * WATCH_TEMP_BED_PERIOD and WATCH_TEMP_BED_INCREASE are not imlemented now.
+ * WATCH_TEMP_BED_PERIOD and WATCH_TEMP_BED_INCREASE are not imlemented now.
-   */
+ */
 #if ENABLED(THERMAL_PROTECTION_BED)
   #define THERMAL_PROTECTION_BED_PERIOD 20    // Seconds
   #define THERMAL_PROTECTION_BED_HYSTERESIS 2 // Degrees Celsius

Marlin/example_configurations/WITBOX/Configuration.h

@@ -232,6 +232,7 @@
 #define BANG_MAX 255 // limits current to nozzle while in bang-bang mode; 255=full current
 #define PID_MAX BANG_MAX // limits current to nozzle while PID is active (see PID_FUNCTIONAL_RANGE below); 255=full current
 #if ENABLED(PIDTEMP)
+  //#define PID_AUTOTUNE_MENU // Add PID Autotune to the LCD "Temperature" menu to run M303 and apply the result.
   //#define PID_DEBUG // Sends debug data to the serial port.
   //#define PID_OPENLOOP 1 // Puts PID in open loop. M104/M140 sets the output power from 0 to PID_MAX
   //#define SLOW_PWM_HEATERS // PWM with very low frequency (roughly 0.125Hz=8s) and minimum state time of approximately 1s useful for heaters driven by a relay
@@ -271,10 +272,10 @@
 // so you shouldn't use it unless you are OK with PWM on your bed.  (see the comment on enabling PIDTEMPBED)
 #define MAX_BED_POWER 255 // limits duty cycle to bed; 255=full current
 
-//#define PID_BED_DEBUG // Sends debug data to the serial port.
-
 #if ENABLED(PIDTEMPBED)
 
+  //#define PID_BED_DEBUG // Sends debug data to the serial port.
+
   #define PID_BED_INTEGRAL_DRIVE_MAX MAX_BED_POWER //limit for the integral term
 
   //120V 250W silicone heater into 4mm borosilicate (MendelMax 1.5+)

Marlin/example_configurations/WITBOX/Configuration_adv.h

@@ -41,28 +41,27 @@
 //=============================Thermal Settings  ============================
 //===========================================================================
 
-#if ENABLED(BED_LIMIT_SWITCHING)
+#if DISABLED(PIDTEMPBED)
-  #define BED_HYSTERESIS 2 //only disable heating if T>target+BED_HYSTERESIS and enable heating if T>target-BED_HYSTERESIS
+  #define BED_CHECK_INTERVAL 5000 // ms between checks in bang-bang control
+  #if ENABLED(BED_LIMIT_SWITCHING)
+    #define BED_HYSTERESIS 2 // Only disable heating if T>target+BED_HYSTERESIS and enable heating if T>target-BED_HYSTERESIS
+  #endif
 #endif
-#define BED_CHECK_INTERVAL 5000 //ms between checks in bang-bang control
 
 /**
- * Thermal Protection parameters
+ * Thermal Protection protects your printer from damage and fire if a
+ * thermistor falls out or temperature sensors fail in any way.
+ *
+ * The issue: If a thermistor falls out or a temperature sensor fails,
+ * Marlin can no longer sense the actual temperature. Since a disconnected
+ * thermistor reads as a low temperature, the firmware will keep the heater on.
+ *
+ * The solution: Once the temperature reaches the target, start observing.
+ * If the temperature stays too far below the target (hysteresis) for too long (period),
+ * the firmware will halt the machine as a safety precaution.
+ *
+ * If you get false positives for "Thermal Runaway" increase THERMAL_PROTECTION_HYSTERESIS and/or THERMAL_PROTECTION_PERIOD
  */
-  /**
-   * Thermal Protection protects your printer from damage and fire if a
-   * thermistor falls out or temperature sensors fail in any way.
-   *
-   * The issue: If a thermistor falls out or a temperature sensor fails,
-   * Marlin can no longer sense the actual temperature. Since a disconnected
-   * thermistor reads as a low temperature, the firmware will keep the heater on.
-   *
-   * The solution: Once the temperature reaches the target, start observing.
-   * If the temperature stays too far below the target (hysteresis) for too long (period),
-   * the firmware will halt the machine as a safety precaution.
-   *
-   * If you get false positives for "Thermal Runaway" increase THERMAL_PROTECTION_HYSTERESIS and/or THERMAL_PROTECTION_PERIOD
-   */
 #if ENABLED(THERMAL_PROTECTION_HOTENDS)
   #define THERMAL_PROTECTION_PERIOD 40        // Seconds
   #define THERMAL_PROTECTION_HYSTERESIS 4     // Degrees Celsius
@@ -80,11 +79,11 @@
   #define WATCH_TEMP_INCREASE 4               // Degrees Celsius
 #endif
 
-  /**
+/**
-   * Thermal Protection parameters for the bed
+ * Thermal Protection parameters for the bed
-   * are like the above for the hotends.
+ * are like the above for the hotends.
-   * WATCH_TEMP_BED_PERIOD and WATCH_TEMP_BED_INCREASE are not imlemented now.
+ * WATCH_TEMP_BED_PERIOD and WATCH_TEMP_BED_INCREASE are not imlemented now.
-   */
+ */
 #if ENABLED(THERMAL_PROTECTION_BED)
   #define THERMAL_PROTECTION_BED_PERIOD 20    // Seconds
   #define THERMAL_PROTECTION_BED_HYSTERESIS 2 // Degrees Celsius

Marlin/example_configurations/adafruit/ST7565/Configuration.h

@@ -229,6 +229,7 @@
 #define BANG_MAX 255 // limits current to nozzle while in bang-bang mode; 255=full current
 #define PID_MAX BANG_MAX // limits current to nozzle while PID is active (see PID_FUNCTIONAL_RANGE below); 255=full current
 #if ENABLED(PIDTEMP)
+  //#define PID_AUTOTUNE_MENU // Add PID Autotune to the LCD "Temperature" menu to run M303 and apply the result.
   //#define PID_DEBUG // Sends debug data to the serial port.
   //#define PID_OPENLOOP 1 // Puts PID in open loop. M104/M140 sets the output power from 0 to PID_MAX
   //#define SLOW_PWM_HEATERS // PWM with very low frequency (roughly 0.125Hz=8s) and minimum state time of approximately 1s useful for heaters driven by a relay
@@ -279,10 +280,10 @@
 // so you shouldn't use it unless you are OK with PWM on your bed.  (see the comment on enabling PIDTEMPBED)
 #define MAX_BED_POWER 255 // limits duty cycle to bed; 255=full current
 
-//#define PID_BED_DEBUG // Sends debug data to the serial port.
-
 #if ENABLED(PIDTEMPBED)
 
+  //#define PID_BED_DEBUG // Sends debug data to the serial port.
+
   #define PID_BED_INTEGRAL_DRIVE_MAX MAX_BED_POWER //limit for the integral term
 
   //120V 250W silicone heater into 4mm borosilicate (MendelMax 1.5+)

Marlin/example_configurations/delta/biv2.5/Configuration.h

@@ -229,6 +229,7 @@
 #define BANG_MAX 255 // limits current to nozzle while in bang-bang mode; 255=full current
 #define PID_MAX BANG_MAX // limits current to nozzle while PID is active (see PID_FUNCTIONAL_RANGE below); 255=full current
 #if ENABLED(PIDTEMP)
+  //#define PID_AUTOTUNE_MENU // Add PID Autotune to the LCD "Temperature" menu to run M303 and apply the result.
   //#define PID_DEBUG // Sends debug data to the serial port.
   //#define PID_OPENLOOP 1 // Puts PID in open loop. M104/M140 sets the output power from 0 to PID_MAX
   //#define SLOW_PWM_HEATERS // PWM with very low frequency (roughly 0.125Hz=8s) and minimum state time of approximately 1s useful for heaters driven by a relay
@@ -279,10 +280,10 @@
 // so you shouldn't use it unless you are OK with PWM on your bed.  (see the comment on enabling PIDTEMPBED)
 #define MAX_BED_POWER 255 // limits duty cycle to bed; 255=full current
 
-//#define PID_BED_DEBUG // Sends debug data to the serial port.
-
 #if ENABLED(PIDTEMPBED)
 
+  //#define PID_BED_DEBUG // Sends debug data to the serial port.
+
   #define PID_BED_INTEGRAL_DRIVE_MAX MAX_BED_POWER //limit for the integral term
 
   //120V 250W silicone heater into 4mm borosilicate (MendelMax 1.5+)

Marlin/example_configurations/delta/biv2.5/Configuration_adv.h

@@ -41,28 +41,27 @@
 //=============================Thermal Settings  ============================
 //===========================================================================
 
-#if ENABLED(BED_LIMIT_SWITCHING)
+#if DISABLED(PIDTEMPBED)
-  #define BED_HYSTERESIS 2 //only disable heating if T>target+BED_HYSTERESIS and enable heating if T>target-BED_HYSTERESIS
+  #define BED_CHECK_INTERVAL 5000 // ms between checks in bang-bang control
+  #if ENABLED(BED_LIMIT_SWITCHING)
+    #define BED_HYSTERESIS 2 // Only disable heating if T>target+BED_HYSTERESIS and enable heating if T>target-BED_HYSTERESIS
+  #endif
 #endif
-#define BED_CHECK_INTERVAL 5000 //ms between checks in bang-bang control
 
 /**
- * Thermal Protection parameters
+ * Thermal Protection protects your printer from damage and fire if a
+ * thermistor falls out or temperature sensors fail in any way.
+ *
+ * The issue: If a thermistor falls out or a temperature sensor fails,
+ * Marlin can no longer sense the actual temperature. Since a disconnected
+ * thermistor reads as a low temperature, the firmware will keep the heater on.
+ *
+ * The solution: Once the temperature reaches the target, start observing.
+ * If the temperature stays too far below the target (hysteresis) for too long (period),
+ * the firmware will halt the machine as a safety precaution.
+ *
+ * If you get false positives for "Thermal Runaway" increase THERMAL_PROTECTION_HYSTERESIS and/or THERMAL_PROTECTION_PERIOD
  */
-  /**
-   * Thermal Protection protects your printer from damage and fire if a
-   * thermistor falls out or temperature sensors fail in any way.
-   *
-   * The issue: If a thermistor falls out or a temperature sensor fails,
-   * Marlin can no longer sense the actual temperature. Since a disconnected
-   * thermistor reads as a low temperature, the firmware will keep the heater on.
-   *
-   * The solution: Once the temperature reaches the target, start observing.
-   * If the temperature stays too far below the target (hysteresis) for too long (period),
-   * the firmware will halt the machine as a safety precaution.
-   *
-   * If you get false positives for "Thermal Runaway" increase THERMAL_PROTECTION_HYSTERESIS and/or THERMAL_PROTECTION_PERIOD
-   */
 #if ENABLED(THERMAL_PROTECTION_HOTENDS)
   #define THERMAL_PROTECTION_PERIOD 40        // Seconds
   #define THERMAL_PROTECTION_HYSTERESIS 4     // Degrees Celsius
@@ -80,11 +79,11 @@
   #define WATCH_TEMP_INCREASE 4               // Degrees Celsius
 #endif
 
-  /**
+/**
-   * Thermal Protection parameters for the bed
+ * Thermal Protection parameters for the bed
-   * are like the above for the hotends.
+ * are like the above for the hotends.
-   * WATCH_TEMP_BED_PERIOD and WATCH_TEMP_BED_INCREASE are not imlemented now.
+ * WATCH_TEMP_BED_PERIOD and WATCH_TEMP_BED_INCREASE are not imlemented now.
-   */
+ */
 #if ENABLED(THERMAL_PROTECTION_BED)
   #define THERMAL_PROTECTION_BED_PERIOD 120   // Seconds
   #define THERMAL_PROTECTION_BED_HYSTERESIS 4 // Degrees Celsius

Marlin/example_configurations/delta/generic/Configuration.h

@@ -229,6 +229,7 @@
 #define BANG_MAX 255 // limits current to nozzle while in bang-bang mode; 255=full current
 #define PID_MAX BANG_MAX // limits current to nozzle while PID is active (see PID_FUNCTIONAL_RANGE below); 255=full current
 #if ENABLED(PIDTEMP)
+  //#define PID_AUTOTUNE_MENU // Add PID Autotune to the LCD "Temperature" menu to run M303 and apply the result.
   //#define PID_DEBUG // Sends debug data to the serial port.
   //#define PID_OPENLOOP 1 // Puts PID in open loop. M104/M140 sets the output power from 0 to PID_MAX
   //#define SLOW_PWM_HEATERS // PWM with very low frequency (roughly 0.125Hz=8s) and minimum state time of approximately 1s useful for heaters driven by a relay
@@ -279,10 +280,10 @@
 // so you shouldn't use it unless you are OK with PWM on your bed.  (see the comment on enabling PIDTEMPBED)
 #define MAX_BED_POWER 255 // limits duty cycle to bed; 255=full current
 
-//#define PID_BED_DEBUG // Sends debug data to the serial port.
-
 #if ENABLED(PIDTEMPBED)
 
+  //#define PID_BED_DEBUG // Sends debug data to the serial port.
+
   #define PID_BED_INTEGRAL_DRIVE_MAX MAX_BED_POWER //limit for the integral term
 
   //120V 250W silicone heater into 4mm borosilicate (MendelMax 1.5+)

Marlin/example_configurations/delta/generic/Configuration_adv.h

@@ -41,28 +41,27 @@
 //=============================Thermal Settings  ============================
 //===========================================================================
 
-#if ENABLED(BED_LIMIT_SWITCHING)
+#if DISABLED(PIDTEMPBED)
-  #define BED_HYSTERESIS 2 //only disable heating if T>target+BED_HYSTERESIS and enable heating if T>target-BED_HYSTERESIS
+  #define BED_CHECK_INTERVAL 5000 // ms between checks in bang-bang control
+  #if ENABLED(BED_LIMIT_SWITCHING)
+    #define BED_HYSTERESIS 2 // Only disable heating if T>target+BED_HYSTERESIS and enable heating if T>target-BED_HYSTERESIS
+  #endif
 #endif
-#define BED_CHECK_INTERVAL 5000 //ms between checks in bang-bang control
 
 /**
- * Thermal Protection parameters
+ * Thermal Protection protects your printer from damage and fire if a
+ * thermistor falls out or temperature sensors fail in any way.
+ *
+ * The issue: If a thermistor falls out or a temperature sensor fails,
+ * Marlin can no longer sense the actual temperature. Since a disconnected
+ * thermistor reads as a low temperature, the firmware will keep the heater on.
+ *
+ * The solution: Once the temperature reaches the target, start observing.
+ * If the temperature stays too far below the target (hysteresis) for too long (period),
+ * the firmware will halt the machine as a safety precaution.
+ *
+ * If you get false positives for "Thermal Runaway" increase THERMAL_PROTECTION_HYSTERESIS and/or THERMAL_PROTECTION_PERIOD
  */
-  /**
-   * Thermal Protection protects your printer from damage and fire if a
-   * thermistor falls out or temperature sensors fail in any way.
-   *
-   * The issue: If a thermistor falls out or a temperature sensor fails,
-   * Marlin can no longer sense the actual temperature. Since a disconnected
-   * thermistor reads as a low temperature, the firmware will keep the heater on.
-   *
-   * The solution: Once the temperature reaches the target, start observing.
-   * If the temperature stays too far below the target (hysteresis) for too long (period),
-   * the firmware will halt the machine as a safety precaution.
-   *
-   * If you get false positives for "Thermal Runaway" increase THERMAL_PROTECTION_HYSTERESIS and/or THERMAL_PROTECTION_PERIOD
-   */
 #if ENABLED(THERMAL_PROTECTION_HOTENDS)
   #define THERMAL_PROTECTION_PERIOD 40        // Seconds
   #define THERMAL_PROTECTION_HYSTERESIS 4     // Degrees Celsius
@@ -80,11 +79,11 @@
   #define WATCH_TEMP_INCREASE 4               // Degrees Celsius
 #endif
 
-  /**
+/**
-   * Thermal Protection parameters for the bed
+ * Thermal Protection parameters for the bed
-   * are like the above for the hotends.
+ * are like the above for the hotends.
-   * WATCH_TEMP_BED_PERIOD and WATCH_TEMP_BED_INCREASE are not imlemented now.
+ * WATCH_TEMP_BED_PERIOD and WATCH_TEMP_BED_INCREASE are not imlemented now.
-   */
+ */
 #if ENABLED(THERMAL_PROTECTION_BED)
   #define THERMAL_PROTECTION_BED_PERIOD 20    // Seconds
   #define THERMAL_PROTECTION_BED_HYSTERESIS 2 // Degrees Celsius

Marlin/example_configurations/delta/kossel_mini/Configuration.h

@@ -229,6 +229,7 @@
 #define BANG_MAX 255 // limits current to nozzle while in bang-bang mode; 255=full current
 #define PID_MAX BANG_MAX // limits current to nozzle while PID is active (see PID_FUNCTIONAL_RANGE below); 255=full current
 #if ENABLED(PIDTEMP)
+  //#define PID_AUTOTUNE_MENU // Add PID Autotune to the LCD "Temperature" menu to run M303 and apply the result.
   //#define PID_DEBUG // Sends debug data to the serial port.
   //#define PID_OPENLOOP 1 // Puts PID in open loop. M104/M140 sets the output power from 0 to PID_MAX
   //#define SLOW_PWM_HEATERS // PWM with very low frequency (roughly 0.125Hz=8s) and minimum state time of approximately 1s useful for heaters driven by a relay
@@ -279,10 +280,10 @@
 // so you shouldn't use it unless you are OK with PWM on your bed.  (see the comment on enabling PIDTEMPBED)
 #define MAX_BED_POWER 255 // limits duty cycle to bed; 255=full current
 
-//#define PID_BED_DEBUG // Sends debug data to the serial port.
-
 #if ENABLED(PIDTEMPBED)
 
+  //#define PID_BED_DEBUG // Sends debug data to the serial port.
+
   #define PID_BED_INTEGRAL_DRIVE_MAX MAX_BED_POWER //limit for the integral term
 
   //120V 250W silicone heater into 4mm borosilicate (MendelMax 1.5+)

Marlin/example_configurations/delta/kossel_mini/Configuration_adv.h

@@ -41,28 +41,27 @@
 //=============================Thermal Settings  ============================
 //===========================================================================
 
-#if ENABLED(BED_LIMIT_SWITCHING)
+#if DISABLED(PIDTEMPBED)
-  #define BED_HYSTERESIS 2 //only disable heating if T>target+BED_HYSTERESIS and enable heating if T>target-BED_HYSTERESIS
+  #define BED_CHECK_INTERVAL 5000 // ms between checks in bang-bang control
+  #if ENABLED(BED_LIMIT_SWITCHING)
+    #define BED_HYSTERESIS 2 // Only disable heating if T>target+BED_HYSTERESIS and enable heating if T>target-BED_HYSTERESIS
+  #endif
 #endif
-#define BED_CHECK_INTERVAL 5000 //ms between checks in bang-bang control
 
 /**
- * Thermal Protection parameters
+ * Thermal Protection protects your printer from damage and fire if a
+ * thermistor falls out or temperature sensors fail in any way.
+ *
+ * The issue: If a thermistor falls out or a temperature sensor fails,
+ * Marlin can no longer sense the actual temperature. Since a disconnected
+ * thermistor reads as a low temperature, the firmware will keep the heater on.
+ *
+ * The solution: Once the temperature reaches the target, start observing.
+ * If the temperature stays too far below the target (hysteresis) for too long (period),
+ * the firmware will halt the machine as a safety precaution.
+ *
+ * If you get false positives for "Thermal Runaway" increase THERMAL_PROTECTION_HYSTERESIS and/or THERMAL_PROTECTION_PERIOD
  */
-  /**
-   * Thermal Protection protects your printer from damage and fire if a
-   * thermistor falls out or temperature sensors fail in any way.
-   *
-   * The issue: If a thermistor falls out or a temperature sensor fails,
-   * Marlin can no longer sense the actual temperature. Since a disconnected
-   * thermistor reads as a low temperature, the firmware will keep the heater on.
-   *
-   * The solution: Once the temperature reaches the target, start observing.
-   * If the temperature stays too far below the target (hysteresis) for too long (period),
-   * the firmware will halt the machine as a safety precaution.
-   *
-   * If you get false positives for "Thermal Runaway" increase THERMAL_PROTECTION_HYSTERESIS and/or THERMAL_PROTECTION_PERIOD
-   */
 #if ENABLED(THERMAL_PROTECTION_HOTENDS)
   #define THERMAL_PROTECTION_PERIOD 40        // Seconds
   #define THERMAL_PROTECTION_HYSTERESIS 4     // Degrees Celsius
@@ -80,11 +79,11 @@
   #define WATCH_TEMP_INCREASE 4               // Degrees Celsius
 #endif
 
-  /**
+/**
-   * Thermal Protection parameters for the bed
+ * Thermal Protection parameters for the bed
-   * are like the above for the hotends.
+ * are like the above for the hotends.
-   * WATCH_TEMP_BED_PERIOD and WATCH_TEMP_BED_INCREASE are not imlemented now.
+ * WATCH_TEMP_BED_PERIOD and WATCH_TEMP_BED_INCREASE are not imlemented now.
-   */
+ */
 #if ENABLED(THERMAL_PROTECTION_BED)
   #define THERMAL_PROTECTION_BED_PERIOD 20    // Seconds
   #define THERMAL_PROTECTION_BED_HYSTERESIS 2 // Degrees Celsius

Marlin/example_configurations/delta/kossel_pro/Configuration.h

@@ -235,6 +235,7 @@
 #define BANG_MAX 255 // limits current to nozzle while in bang-bang mode; 255=full current
 #define PID_MAX  125 // limits current to nozzle while PID is active (see PID_FUNCTIONAL_RANGE below); 255=full current
 #if ENABLED(PIDTEMP)
+  //#define PID_AUTOTUNE_MENU // Add PID Autotune to the LCD "Temperature" menu to run M303 and apply the result.
   //#define PID_DEBUG // Sends debug data to the serial port.
   //#define PID_OPENLOOP 1 // Puts PID in open loop. M104/M140 sets the output power from 0 to PID_MAX
   //#define SLOW_PWM_HEATERS // PWM with very low frequency (roughly 0.125Hz=8s) and minimum state time of approximately 1s useful for heaters driven by a relay
@@ -274,10 +275,10 @@
 // so you shouldn't use it unless you are OK with PWM on your bed.  (see the comment on enabling PIDTEMPBED)
 #define MAX_BED_POWER 255 // limits duty cycle to bed; 255=full current
 
-//#define PID_BED_DEBUG // Sends debug data to the serial port.
-
 #if ENABLED(PIDTEMPBED)
 
+  //#define PID_BED_DEBUG // Sends debug data to the serial port.
+
   #define PID_BED_INTEGRAL_DRIVE_MAX MAX_BED_POWER //limit for the integral term
 
   //Kossel Pro heated bed plate with borosilicate glass

Marlin/example_configurations/delta/kossel_pro/Configuration_adv.h

@@ -46,28 +46,27 @@
 //=============================Thermal Settings  ============================
 //===========================================================================
 
-#if ENABLED(BED_LIMIT_SWITCHING)
+#if DISABLED(PIDTEMPBED)
-  #define BED_HYSTERESIS 2 //only disable heating if T>target+BED_HYSTERESIS and enable heating if T>target-BED_HYSTERESIS
+  #define BED_CHECK_INTERVAL 5000 // ms between checks in bang-bang control
+  #if ENABLED(BED_LIMIT_SWITCHING)
+    #define BED_HYSTERESIS 2 // Only disable heating if T>target+BED_HYSTERESIS and enable heating if T>target-BED_HYSTERESIS
+  #endif
 #endif
-#define BED_CHECK_INTERVAL 5000 //ms between checks in bang-bang control
 
 /**
- * Thermal Protection parameters
+ * Thermal Protection protects your printer from damage and fire if a
+ * thermistor falls out or temperature sensors fail in any way.
+ *
+ * The issue: If a thermistor falls out or a temperature sensor fails,
+ * Marlin can no longer sense the actual temperature. Since a disconnected
+ * thermistor reads as a low temperature, the firmware will keep the heater on.
+ *
+ * The solution: Once the temperature reaches the target, start observing.
+ * If the temperature stays too far below the target (hysteresis) for too long (period),
+ * the firmware will halt the machine as a safety precaution.
+ *
+ * If you get false positives for "Thermal Runaway" increase THERMAL_PROTECTION_HYSTERESIS and/or THERMAL_PROTECTION_PERIOD
  */
-  /**
-   * Thermal Protection protects your printer from damage and fire if a
-   * thermistor falls out or temperature sensors fail in any way.
-   *
-   * The issue: If a thermistor falls out or a temperature sensor fails,
-   * Marlin can no longer sense the actual temperature. Since a disconnected
-   * thermistor reads as a low temperature, the firmware will keep the heater on.
-   *
-   * The solution: Once the temperature reaches the target, start observing.
-   * If the temperature stays too far below the target (hysteresis) for too long (period),
-   * the firmware will halt the machine as a safety precaution.
-   *
-   * If you get false positives for "Thermal Runaway" increase THERMAL_PROTECTION_HYSTERESIS and/or THERMAL_PROTECTION_PERIOD
-   */
 #if ENABLED(THERMAL_PROTECTION_HOTENDS)
   #define THERMAL_PROTECTION_PERIOD 40        // Seconds
   #define THERMAL_PROTECTION_HYSTERESIS 4     // Degrees Celsius
@@ -85,11 +84,11 @@
   #define WATCH_TEMP_INCREASE 4               // Degrees Celsius
 #endif
 
-  /**
+/**
-   * Thermal Protection parameters for the bed
+ * Thermal Protection parameters for the bed
-   * are like the above for the hotends.
+ * are like the above for the hotends.
-   * WATCH_TEMP_BED_PERIOD and WATCH_TEMP_BED_INCREASE are not imlemented now.
+ * WATCH_TEMP_BED_PERIOD and WATCH_TEMP_BED_INCREASE are not imlemented now.
-   */
+ */
 #if ENABLED(THERMAL_PROTECTION_BED)
   #define THERMAL_PROTECTION_BED_PERIOD 20    // Seconds
   #define THERMAL_PROTECTION_BED_HYSTERESIS 2 // Degrees Celsius

Marlin/example_configurations/delta/kossel_xl/Configuration.h

@@ -252,6 +252,7 @@
 #define BANG_MAX 255 // limits current to nozzle while in bang-bang mode; 255=full current
 #define PID_MAX BANG_MAX // limits current to nozzle while PID is active (see PID_FUNCTIONAL_RANGE below); 255=full current
 #if ENABLED(PIDTEMP)
+  //#define PID_AUTOTUNE_MENU // Add PID Autotune to the LCD "Temperature" menu to run M303 and apply the result.
   //#define PID_DEBUG // Sends debug data to the serial port.
   //#define PID_OPENLOOP 1 // Puts PID in open loop. M104/M140 sets the output power from 0 to PID_MAX
   //#define SLOW_PWM_HEATERS // PWM with very low frequency (roughly 0.125Hz=8s) and minimum state time of approximately 1s useful for heaters driven by a relay
@@ -307,10 +308,10 @@
 // so you shouldn't use it unless you are OK with PWM on your bed.  (see the comment on enabling PIDTEMPBED)
 #define MAX_BED_POWER 255 // limits duty cycle to bed; 255=full current
 
-//#define PID_BED_DEBUG // Sends debug data to the serial port.
-
 #if ENABLED(PIDTEMPBED)
 
+  //#define PID_BED_DEBUG // Sends debug data to the serial port.
+
   #define PID_BED_INTEGRAL_DRIVE_MAX MAX_BED_POWER //limit for the integral term
 
   //120V 250W silicone heater into 4mm borosilicate (MendelMax 1.5+)

Marlin/example_configurations/delta/kossel_xl/Configuration_adv.h

@@ -41,28 +41,27 @@
 //=============================Thermal Settings  ============================
 //===========================================================================
 
-#if ENABLED(BED_LIMIT_SWITCHING)
+#if DISABLED(PIDTEMPBED)
-  #define BED_HYSTERESIS 2 //only disable heating if T>target+BED_HYSTERESIS and enable heating if T>target-BED_HYSTERESIS
+  #define BED_CHECK_INTERVAL 5000 // ms between checks in bang-bang control
+  #if ENABLED(BED_LIMIT_SWITCHING)
+    #define BED_HYSTERESIS 2 // Only disable heating if T>target+BED_HYSTERESIS and enable heating if T>target-BED_HYSTERESIS
+  #endif
 #endif
-#define BED_CHECK_INTERVAL 5000 //ms between checks in bang-bang control
 
 /**
- * Thermal Protection parameters
+ * Thermal Protection protects your printer from damage and fire if a
+ * thermistor falls out or temperature sensors fail in any way.
+ *
+ * The issue: If a thermistor falls out or a temperature sensor fails,
+ * Marlin can no longer sense the actual temperature. Since a disconnected
+ * thermistor reads as a low temperature, the firmware will keep the heater on.
+ *
+ * The solution: Once the temperature reaches the target, start observing.
+ * If the temperature stays too far below the target (hysteresis) for too long (period),
+ * the firmware will halt the machine as a safety precaution.
+ *
+ * If you get false positives for "Thermal Runaway" increase THERMAL_PROTECTION_HYSTERESIS and/or THERMAL_PROTECTION_PERIOD
  */
-  /**
-   * Thermal Protection protects your printer from damage and fire if a
-   * thermistor falls out or temperature sensors fail in any way.
-   *
-   * The issue: If a thermistor falls out or a temperature sensor fails,
-   * Marlin can no longer sense the actual temperature. Since a disconnected
-   * thermistor reads as a low temperature, the firmware will keep the heater on.
-   *
-   * The solution: Once the temperature reaches the target, start observing.
-   * If the temperature stays too far below the target (hysteresis) for too long (period),
-   * the firmware will halt the machine as a safety precaution.
-   *
-   * If you get false positives for "Thermal Runaway" increase THERMAL_PROTECTION_HYSTERESIS and/or THERMAL_PROTECTION_PERIOD
-   */
 #if ENABLED(THERMAL_PROTECTION_HOTENDS)
   #define THERMAL_PROTECTION_PERIOD 40        // Seconds
   #define THERMAL_PROTECTION_HYSTERESIS 4     // Degrees Celsius
@@ -80,11 +79,11 @@
   #define WATCH_TEMP_INCREASE 4               // Degrees Celsius
 #endif
 
-  /**
+/**
-   * Thermal Protection parameters for the bed
+ * Thermal Protection parameters for the bed
-   * are like the above for the hotends.
+ * are like the above for the hotends.
-   * WATCH_TEMP_BED_PERIOD and WATCH_TEMP_BED_INCREASE are not imlemented now.
+ * WATCH_TEMP_BED_PERIOD and WATCH_TEMP_BED_INCREASE are not imlemented now.
-   */
+ */
 #if ENABLED(THERMAL_PROTECTION_BED)
   #define THERMAL_PROTECTION_BED_PERIOD 20    // Seconds
   #define THERMAL_PROTECTION_BED_HYSTERESIS 4 // Degrees Celsius

Marlin/example_configurations/makibox/Configuration.h

@@ -229,6 +229,7 @@
 #define BANG_MAX 255 // limits current to nozzle while in bang-bang mode; 255=full current
 #define PID_MAX BANG_MAX // limits current to nozzle while PID is active (see PID_FUNCTIONAL_RANGE below); 255=full current
 #if ENABLED(PIDTEMP)
+  //#define PID_AUTOTUNE_MENU // Add PID Autotune to the LCD "Temperature" menu to run M303 and apply the result.
   //#define PID_DEBUG // Sends debug data to the serial port.
   //#define PID_OPENLOOP 1 // Puts PID in open loop. M104/M140 sets the output power from 0 to PID_MAX
   //#define SLOW_PWM_HEATERS // PWM with very low frequency (roughly 0.125Hz=8s) and minimum state time of approximately 1s useful for heaters driven by a relay
@@ -282,10 +283,10 @@
 // to increase the heat up rate. However, if changed, user must be aware of the safety concerns
 // of drawing too much current from the power supply.
 
-//#define PID_BED_DEBUG // Sends debug data to the serial port.
-
 #if ENABLED(PIDTEMPBED)
 
+  //#define PID_BED_DEBUG // Sends debug data to the serial port.
+
   #define PID_BED_INTEGRAL_DRIVE_MAX MAX_BED_POWER //limit for the integral term
 
   //120V 250W silicone heater into 4mm borosilicate (MendelMax 1.5+)

Marlin/example_configurations/makibox/Configuration_adv.h

@@ -41,28 +41,27 @@
 //=============================Thermal Settings  ============================
 //===========================================================================
 
-#if ENABLED(BED_LIMIT_SWITCHING)
+#if DISABLED(PIDTEMPBED)
-  #define BED_HYSTERESIS 2 //only disable heating if T>target+BED_HYSTERESIS and enable heating if T>target-BED_HYSTERESIS
+  #define BED_CHECK_INTERVAL 5000 // ms between checks in bang-bang control
+  #if ENABLED(BED_LIMIT_SWITCHING)
+    #define BED_HYSTERESIS 2 // Only disable heating if T>target+BED_HYSTERESIS and enable heating if T>target-BED_HYSTERESIS
+  #endif
 #endif
-#define BED_CHECK_INTERVAL 5000 //ms between checks in bang-bang control
 
 /**
- * Thermal Protection parameters
+ * Thermal Protection protects your printer from damage and fire if a
+ * thermistor falls out or temperature sensors fail in any way.
+ *
+ * The issue: If a thermistor falls out or a temperature sensor fails,
+ * Marlin can no longer sense the actual temperature. Since a disconnected
+ * thermistor reads as a low temperature, the firmware will keep the heater on.
+ *
+ * The solution: Once the temperature reaches the target, start observing.
+ * If the temperature stays too far below the target (hysteresis) for too long (period),
+ * the firmware will halt the machine as a safety precaution.
+ *
+ * If you get false positives for "Thermal Runaway" increase THERMAL_PROTECTION_HYSTERESIS and/or THERMAL_PROTECTION_PERIOD
  */
-  /**
-   * Thermal Protection protects your printer from damage and fire if a
-   * thermistor falls out or temperature sensors fail in any way.
-   *
-   * The issue: If a thermistor falls out or a temperature sensor fails,
-   * Marlin can no longer sense the actual temperature. Since a disconnected
-   * thermistor reads as a low temperature, the firmware will keep the heater on.
-   *
-   * The solution: Once the temperature reaches the target, start observing.
-   * If the temperature stays too far below the target (hysteresis) for too long (period),
-   * the firmware will halt the machine as a safety precaution.
-   *
-   * If you get false positives for "Thermal Runaway" increase THERMAL_PROTECTION_HYSTERESIS and/or THERMAL_PROTECTION_PERIOD
-   */
 #if ENABLED(THERMAL_PROTECTION_HOTENDS)
   #define THERMAL_PROTECTION_PERIOD 40        // Seconds
   #define THERMAL_PROTECTION_HYSTERESIS 4     // Degrees Celsius
@@ -80,11 +79,11 @@
   #define WATCH_TEMP_INCREASE 4               // Degrees Celsius
 #endif
 
-  /**
+/**
-   * Thermal Protection parameters for the bed
+ * Thermal Protection parameters for the bed
-   * are like the above for the hotends.
+ * are like the above for the hotends.
-   * WATCH_TEMP_BED_PERIOD and WATCH_TEMP_BED_INCREASE are not imlemented now.
+ * WATCH_TEMP_BED_PERIOD and WATCH_TEMP_BED_INCREASE are not imlemented now.
-   */
+ */
 #if ENABLED(THERMAL_PROTECTION_BED)
   #define THERMAL_PROTECTION_BED_PERIOD 20    // Seconds
   #define THERMAL_PROTECTION_BED_HYSTERESIS 2 // Degrees Celsius

Marlin/example_configurations/tvrrug/Round2/Configuration.h

@@ -229,6 +229,7 @@
 #define BANG_MAX 255 // limits current to nozzle while in bang-bang mode; 255=full current
 #define PID_MAX BANG_MAX // limits current to nozzle while PID is active (see PID_FUNCTIONAL_RANGE below); 255=full current
 #if ENABLED(PIDTEMP)
+  //#define PID_AUTOTUNE_MENU // Add PID Autotune to the LCD "Temperature" menu to run M303 and apply the result.
   //#define PID_DEBUG // Sends debug data to the serial port.
   //#define PID_OPENLOOP 1 // Puts PID in open loop. M104/M140 sets the output power from 0 to PID_MAX
   //#define SLOW_PWM_HEATERS // PWM with very low frequency (roughly 0.125Hz=8s) and minimum state time of approximately 1s useful for heaters driven by a relay
@@ -269,10 +270,10 @@
 // so you shouldn't use it unless you are OK with PWM on your bed.  (see the comment on enabling PIDTEMPBED)
 #define MAX_BED_POWER 255 // limits duty cycle to bed; 255=full current
 
-//#define PID_BED_DEBUG // Sends debug data to the serial port.
-
 #if ENABLED(PIDTEMPBED)
 
+  //#define PID_BED_DEBUG // Sends debug data to the serial port.
+
   #define PID_BED_INTEGRAL_DRIVE_MAX MAX_BED_POWER //limit for the integral term
 
   //120V 250W silicone heater into 4mm borosilicate (MendelMax 1.5+)

Marlin/example_configurations/tvrrug/Round2/Configuration_adv.h

@@ -41,28 +41,27 @@
 //=============================Thermal Settings  ============================
 //===========================================================================
 
-#if ENABLED(BED_LIMIT_SWITCHING)
+#if DISABLED(PIDTEMPBED)
-  #define BED_HYSTERESIS 2 //only disable heating if T>target+BED_HYSTERESIS and enable heating if T>target-BED_HYSTERESIS
+  #define BED_CHECK_INTERVAL 5000 // ms between checks in bang-bang control
+  #if ENABLED(BED_LIMIT_SWITCHING)
+    #define BED_HYSTERESIS 2 // Only disable heating if T>target+BED_HYSTERESIS and enable heating if T>target-BED_HYSTERESIS
+  #endif
 #endif
-#define BED_CHECK_INTERVAL 5000 //ms between checks in bang-bang control
 
 /**
- * Thermal Protection parameters
+ * Thermal Protection protects your printer from damage and fire if a
+ * thermistor falls out or temperature sensors fail in any way.
+ *
+ * The issue: If a thermistor falls out or a temperature sensor fails,
+ * Marlin can no longer sense the actual temperature. Since a disconnected
+ * thermistor reads as a low temperature, the firmware will keep the heater on.
+ *
+ * The solution: Once the temperature reaches the target, start observing.
+ * If the temperature stays too far below the target (hysteresis) for too long (period),
+ * the firmware will halt the machine as a safety precaution.
+ *
+ * If you get false positives for "Thermal Runaway" increase THERMAL_PROTECTION_HYSTERESIS and/or THERMAL_PROTECTION_PERIOD
  */
-  /**
-   * Thermal Protection protects your printer from damage and fire if a
-   * thermistor falls out or temperature sensors fail in any way.
-   *
-   * The issue: If a thermistor falls out or a temperature sensor fails,
-   * Marlin can no longer sense the actual temperature. Since a disconnected
-   * thermistor reads as a low temperature, the firmware will keep the heater on.
-   *
-   * The solution: Once the temperature reaches the target, start observing.
-   * If the temperature stays too far below the target (hysteresis) for too long (period),
-   * the firmware will halt the machine as a safety precaution.
-   *
-   * If you get false positives for "Thermal Runaway" increase THERMAL_PROTECTION_HYSTERESIS and/or THERMAL_PROTECTION_PERIOD
-   */
 #if ENABLED(THERMAL_PROTECTION_HOTENDS)
   #define THERMAL_PROTECTION_PERIOD 40        // Seconds
   #define THERMAL_PROTECTION_HYSTERESIS 4     // Degrees Celsius
@@ -80,11 +79,11 @@
   #define WATCH_TEMP_INCREASE 4               // Degrees Celsius
 #endif
 
-  /**
+/**
-   * Thermal Protection parameters for the bed
+ * Thermal Protection parameters for the bed
-   * are like the above for the hotends.
+ * are like the above for the hotends.
-   * WATCH_TEMP_BED_PERIOD and WATCH_TEMP_BED_INCREASE are not imlemented now.
+ * WATCH_TEMP_BED_PERIOD and WATCH_TEMP_BED_INCREASE are not imlemented now.
-   */
+ */
 #if ENABLED(THERMAL_PROTECTION_BED)
   #define THERMAL_PROTECTION_BED_PERIOD 20    // Seconds
   #define THERMAL_PROTECTION_BED_HYSTERESIS 2 // Degrees Celsius

Marlin/temperature.cpp

@@ -631,7 +631,7 @@ float get_pid_output(int e) {
 
     return pid_output;
   }
-#endif
+#endif //PIDTEMPBED
 
 /**
  * Manage heating activities for extruder hot-ends and a heated bed
@@ -745,7 +745,7 @@ void manage_heater() {
         soft_pwm_bed = 0;
         WRITE_HEATER_BED(LOW);
       }
-    #else // BED_LIMIT_SWITCHING
+    #else // !PIDTEMPBED && !BED_LIMIT_SWITCHING
       // Check if temperature is within the correct range
       if (current_temperature_bed > BED_MINTEMP && current_temperature_bed < BED_MAXTEMP) {
         soft_pwm_bed = current_temperature_bed < target_temperature_bed ? MAX_BED_POWER >> 1 : 0;

Marlin/ultralcd.cpp

@@ -1094,7 +1094,7 @@ static void lcd_control_menu() {
  *
  */
 
-#if ENABLED(PIDTEMP) || ENABLED(PIDTEMPBED)
+#if ENABLED(PID_AUTOTUNE_MENU)
 
   #if ENABLED(PIDTEMP)
     int autotune_temp[EXTRUDERS] = { 150 };
@@ -1119,7 +1119,7 @@ static void lcd_control_menu() {
     enqueue_and_echo_command_now(cmd);
   }
 
-#endif //PIDTEMP || PIDTEMPBED
+#endif //PID_AUTOTUNE_MENU
 
 #if ENABLED(PIDTEMP)
 
@@ -1133,10 +1133,17 @@ static void lcd_control_menu() {
     PID_PARAM(Kd, e) = scalePID_d(raw_Kd);
     updatePID();
   }
-  #define _PIDTEMP_FUNCTIONS(eindex) \
+  #define _PIDTEMP_BASE_FUNCTIONS(eindex) \
     void copy_and_scalePID_i_E ## eindex() { copy_and_scalePID_i(eindex); } \
-    void copy_and_scalePID_d_E ## eindex() { copy_and_scalePID_d(eindex); } \
+    void copy_and_scalePID_d_E ## eindex() { copy_and_scalePID_d(eindex); }
-    void lcd_autotune_callback_E ## eindex() { _lcd_autotune(eindex); }
+
+  #if ENABLED(PID_AUTOTUNE_MENU)
+    #define _PIDTEMP_FUNCTIONS(eindex) \
+      _PIDTEMP_BASE_FUNCTIONS(eindex); \
+      void lcd_autotune_callback_E ## eindex() { _lcd_autotune(eindex); }
+  #else
+    #define _PIDTEMP_FUNCTIONS(eindex) _PIDTEMP_BASE_FUNCTIONS(eindex);
+  #endif
 
   _PIDTEMP_FUNCTIONS(0);
   #if ENABLED(PID_PARAMS_PER_EXTRUDER)
@@ -1254,9 +1261,13 @@ static void lcd_control_temperature_menu() {
       #define _PID_MENU_ITEMS(ELABEL, eindex) _PID_BASE_MENU_ITEMS(ELABEL, eindex)
     #endif
 
-    #define PID_MENU_ITEMS(ELABEL, eindex) \
+    #if ENABLED(PID_AUTOTUNE_MENU)
-      _PID_MENU_ITEMS(ELABEL, eindex); \
+      #define PID_MENU_ITEMS(ELABEL, eindex) \
-      MENU_MULTIPLIER_ITEM_EDIT_CALLBACK(int3, MSG_PID_AUTOTUNE ELABEL, &autotune_temp[eindex], 150, heater_maxtemp[eindex] - 15, lcd_autotune_callback_E ## eindex)
+        _PID_MENU_ITEMS(ELABEL, eindex); \
+        MENU_MULTIPLIER_ITEM_EDIT_CALLBACK(int3, MSG_PID_AUTOTUNE ELABEL, &autotune_temp[eindex], 150, heater_maxtemp[eindex] - 15, lcd_autotune_callback_E ## eindex)
+    #else
+      #define PID_MENU_ITEMS(ELABEL, eindex) _PID_MENU_ITEMS(ELABEL, eindex)
+    #endif
 
     #if ENABLED(PID_PARAMS_PER_EXTRUDER) && EXTRUDERS > 1
       PID_MENU_ITEMS(MSG_E1, 0);