Update and fix CHDK

Marlin/Configuration_adv.h

@@ -562,12 +562,9 @@
 //=============================Additional Features===========================
 //===========================================================================
 
-#define ENCODER_RATE_MULTIPLIER         // If defined, certain menu edit operations automatically multiply the steps when the encoder is moved quickly
+#define ENCODER_RATE_MULTIPLIER       // If defined, certain menu edit operations automatically multiply the steps when the encoder is moved quickly
-#define ENCODER_10X_STEPS_PER_SEC 75    // If the encoder steps per sec exceeds this value, multiply steps moved x10 to quickly advance the value
+#define ENCODER_10X_STEPS_PER_SEC  30 // If the encoder steps per sec exceeds this value, multiply steps moved x10 to quickly advance the value
-#define ENCODER_100X_STEPS_PER_SEC 160  // If the encoder steps per sec exceeds this value, multiply steps moved x100 to really quickly advance the value
+#define ENCODER_100X_STEPS_PER_SEC 80 // If the encoder steps per sec exceeds this value, multiply steps moved x100 to really quickly advance the value
-
-//#define CHDK 4        //Pin for triggering CHDK to take a picture see how to use it here http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
-#define CHDK_DELAY 50 //How long in ms the pin should stay HIGH before going LOW again
 
 // @section lcd
 
@@ -1498,6 +1495,15 @@
 
 // @section extras
 
+/**
+ * Canon Hack Development Kit
+ * http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
+ */
+//#define CHDK_PIN    4   // Set and enable a pin for triggering CHDK to take a picture
+#if PIN_EXISTS(CHDK)
+  #define CHDK_DELAY 50   // (ms) How long the pin should remain HIGH
+#endif
+
 /**
  * Spindle & Laser control
  *

Marlin/src/Marlin.cpp

@@ -191,9 +191,9 @@ volatile bool wait_for_heatup = true;
 millis_t max_inactive_time, // = 0
          stepper_inactive_time = (DEFAULT_STEPPER_DEACTIVE_TIME) * 1000UL;
 
-#ifdef CHDK
+#if PIN_EXISTS(CHDK)
-  millis_t chdkHigh; // = 0;
+  extern bool chdk_active;
-  bool chdkActive; // = false;
+  extern millis_t chdk_timeout;
 #endif
 
 #if ENABLED(I2C_POSITION_ENCODERS)
@@ -323,7 +323,7 @@ void disable_all_steppers() {
  *  - Keep the command buffer full
  *  - Check for maximum inactive time between commands
  *  - Check for maximum inactive time between stepper commands
- *  - Check if pin CHDK needs to go LOW
+ *  - Check if CHDK_PIN needs to go LOW
  *  - Check for KILL button held down
  *  - Check for HOME button held down
  *  - Check if cooling fan needs to be switched on
@@ -374,10 +374,10 @@ void manage_inactivity(const bool ignore_stepper_queue/*=false*/) {
     }
   }
 
-  #ifdef CHDK // Check if pin should be set to LOW after M240 set it to HIGH
+  #if PIN_EXISTS(CHDK) // Check if pin should be set to LOW (after M240 set it HIGH)
-    if (chdkActive && ELAPSED(ms, chdkHigh + CHDK_DELAY)) {
+    if (chdk_active && ELAPSED(ms, chdk_timeout)) {
-      chdkActive = false;
+      chdk_active = false;
-      WRITE(CHDK, LOW);
+      WRITE(CHDK_PIN, LOW);
     }
   #endif
 

Marlin/src/config/default/Configuration_adv.h

@@ -566,8 +566,6 @@
 #define ENCODER_10X_STEPS_PER_SEC 75    // If the encoder steps per sec exceeds this value, multiply steps moved x10 to quickly advance the value
 #define ENCODER_100X_STEPS_PER_SEC 160  // If the encoder steps per sec exceeds this value, multiply steps moved x100 to really quickly advance the value
 
-//#define CHDK 4        //Pin for triggering CHDK to take a picture see how to use it here http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
-#define CHDK_DELAY 50 //How long in ms the pin should stay HIGH before going LOW again
 
 // @section lcd
 
@@ -1498,6 +1496,15 @@
 
 // @section extras
 
+/**
+ * Canon Hack Development Kit
+ * http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
+ */
+//#define CHDK_PIN    4   // Set and enable a pin for triggering CHDK to take a picture
+#if PIN_EXISTS(CHDK)
+  #define CHDK_DELAY 50   // (ms) How long the pin should remain HIGH
+#endif
+
 /**
  * Spindle & Laser control
  *

Marlin/src/config/examples/AlephObjects/TAZ4/Configuration_adv.h

@@ -566,8 +566,6 @@
 #define ENCODER_10X_STEPS_PER_SEC 75    // If the encoder steps per sec exceeds this value, multiply steps moved x10 to quickly advance the value
 #define ENCODER_100X_STEPS_PER_SEC 160  // If the encoder steps per sec exceeds this value, multiply steps moved x100 to really quickly advance the value
 
-//#define CHDK 4        //Pin for triggering CHDK to take a picture see how to use it here http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
-#define CHDK_DELAY 50 //How long in ms the pin should stay HIGH before going LOW again
 
 // @section lcd
 
@@ -1497,6 +1495,15 @@
 
 // @section extras
 
+/**
+ * Canon Hack Development Kit
+ * http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
+ */
+//#define CHDK_PIN    4   // Set and enable a pin for triggering CHDK to take a picture
+#if PIN_EXISTS(CHDK)
+  #define CHDK_DELAY 50   // (ms) How long the pin should remain HIGH
+#endif
+
 /**
  * Spindle & Laser control
  *

Marlin/src/config/examples/Anet/A2/Configuration_adv.h

@@ -566,8 +566,6 @@
 #define ENCODER_10X_STEPS_PER_SEC 75    // If the encoder steps per sec exceeds this value, multiply steps moved x10 to quickly advance the value
 #define ENCODER_100X_STEPS_PER_SEC 160  // If the encoder steps per sec exceeds this value, multiply steps moved x100 to really quickly advance the value
 
-//#define CHDK 4        //Pin for triggering CHDK to take a picture see how to use it here http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
-#define CHDK_DELAY 50 //How long in ms the pin should stay HIGH before going LOW again
 
 // @section lcd
 
@@ -1497,6 +1495,15 @@
 
 // @section extras
 
+/**
+ * Canon Hack Development Kit
+ * http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
+ */
+//#define CHDK_PIN    4   // Set and enable a pin for triggering CHDK to take a picture
+#if PIN_EXISTS(CHDK)
+  #define CHDK_DELAY 50   // (ms) How long the pin should remain HIGH
+#endif
+
 /**
  * Spindle & Laser control
  *

Marlin/src/config/examples/Anet/A2plus/Configuration_adv.h

@@ -566,8 +566,6 @@
 #define ENCODER_10X_STEPS_PER_SEC 75    // If the encoder steps per sec exceeds this value, multiply steps moved x10 to quickly advance the value
 #define ENCODER_100X_STEPS_PER_SEC 160  // If the encoder steps per sec exceeds this value, multiply steps moved x100 to really quickly advance the value
 
-//#define CHDK 4        //Pin for triggering CHDK to take a picture see how to use it here http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
-#define CHDK_DELAY 50 //How long in ms the pin should stay HIGH before going LOW again
 
 // @section lcd
 
@@ -1497,6 +1495,15 @@
 
 // @section extras
 
+/**
+ * Canon Hack Development Kit
+ * http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
+ */
+//#define CHDK_PIN    4   // Set and enable a pin for triggering CHDK to take a picture
+#if PIN_EXISTS(CHDK)
+  #define CHDK_DELAY 50   // (ms) How long the pin should remain HIGH
+#endif
+
 /**
  * Spindle & Laser control
  *

Marlin/src/config/examples/Anet/A6/Configuration_adv.h

@@ -565,8 +565,6 @@
 #define ENCODER_10X_STEPS_PER_SEC 75    // If the encoder steps per sec exceeds this value, multiply steps moved x10 to quickly advance the value
 #define ENCODER_100X_STEPS_PER_SEC 160  // If the encoder steps per sec exceeds this value, multiply steps moved x100 to really quickly advance the value
 
-//#define CHDK 4        //Pin for triggering CHDK to take a picture see how to use it here http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
-#define CHDK_DELAY 50 //How long in ms the pin should stay HIGH before going LOW again
 
 // @section lcd
 
@@ -1496,6 +1494,15 @@
 
 // @section extras
 
+/**
+ * Canon Hack Development Kit
+ * http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
+ */
+//#define CHDK_PIN    4   // Set and enable a pin for triggering CHDK to take a picture
+#if PIN_EXISTS(CHDK)
+  #define CHDK_DELAY 50   // (ms) How long the pin should remain HIGH
+#endif
+
 /**
  * Spindle & Laser control
  *

Marlin/src/config/examples/Anet/A8/Configuration_adv.h

@@ -566,8 +566,6 @@
 #define ENCODER_10X_STEPS_PER_SEC 75    // If the encoder steps per sec exceeds this value, multiply steps moved x10 to quickly advance the value
 #define ENCODER_100X_STEPS_PER_SEC 160  // If the encoder steps per sec exceeds this value, multiply steps moved x100 to really quickly advance the value
 
-//#define CHDK 4        //Pin for triggering CHDK to take a picture see how to use it here http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
-#define CHDK_DELAY 50 //How long in ms the pin should stay HIGH before going LOW again
 
 // @section lcd
 
@@ -1497,6 +1495,15 @@
 
 // @section extras
 
+/**
+ * Canon Hack Development Kit
+ * http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
+ */
+//#define CHDK_PIN    4   // Set and enable a pin for triggering CHDK to take a picture
+#if PIN_EXISTS(CHDK)
+  #define CHDK_DELAY 50   // (ms) How long the pin should remain HIGH
+#endif
+
 /**
  * Spindle & Laser control
  *

Marlin/src/config/examples/ArmEd/Configuration_adv.h

@@ -538,8 +538,6 @@
 #define ENCODER_10X_STEPS_PER_SEC 75    // If the encoder steps per sec exceeds this value, multiply steps moved x10 to quickly advance the value
 #define ENCODER_100X_STEPS_PER_SEC 160  // If the encoder steps per sec exceeds this value, multiply steps moved x100 to really quickly advance the value
 
-//#define CHDK 4        //Pin for triggering CHDK to take a picture see how to use it here http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
-#define CHDK_DELAY 50 //How long in ms the pin should stay HIGH before going LOW again
 
 // @section lcd
 
@@ -1471,6 +1469,15 @@
 
 // @section extras
 
+/**
+ * Canon Hack Development Kit
+ * http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
+ */
+//#define CHDK_PIN    4   // Set and enable a pin for triggering CHDK to take a picture
+#if PIN_EXISTS(CHDK)
+  #define CHDK_DELAY 50   // (ms) How long the pin should remain HIGH
+#endif
+
 /**
  * Spindle & Laser control
  *

Marlin/src/config/examples/BIBO/TouchX/cyclops/Configuration_adv.h

@@ -565,8 +565,6 @@
 #define ENCODER_10X_STEPS_PER_SEC 75    // If the encoder steps per sec exceeds this value, multiply steps moved x10 to quickly advance the value
 #define ENCODER_100X_STEPS_PER_SEC 160  // If the encoder steps per sec exceeds this value, multiply steps moved x100 to really quickly advance the value
 
-//#define CHDK 4        //Pin for triggering CHDK to take a picture see how to use it here http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
-#define CHDK_DELAY 50 //How long in ms the pin should stay HIGH before going LOW again
 
 // @section lcd
 
@@ -1496,6 +1494,15 @@
 
 // @section extras
 
+/**
+ * Canon Hack Development Kit
+ * http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
+ */
+//#define CHDK_PIN    4   // Set and enable a pin for triggering CHDK to take a picture
+#if PIN_EXISTS(CHDK)
+  #define CHDK_DELAY 50   // (ms) How long the pin should remain HIGH
+#endif
+
 /**
  * Spindle & Laser control
  *

Marlin/src/config/examples/BIBO/TouchX/default/Configuration_adv.h

@@ -566,8 +566,6 @@
 #define ENCODER_10X_STEPS_PER_SEC 75    // If the encoder steps per sec exceeds this value, multiply steps moved x10 to quickly advance the value
 #define ENCODER_100X_STEPS_PER_SEC 160  // If the encoder steps per sec exceeds this value, multiply steps moved x100 to really quickly advance the value
 
-//#define CHDK 4        //Pin for triggering CHDK to take a picture see how to use it here http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
-#define CHDK_DELAY 50 //How long in ms the pin should stay HIGH before going LOW again
 
 // @section lcd
 
@@ -1497,6 +1495,15 @@
 
 // @section extras
 
+/**
+ * Canon Hack Development Kit
+ * http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
+ */
+//#define CHDK_PIN    4   // Set and enable a pin for triggering CHDK to take a picture
+#if PIN_EXISTS(CHDK)
+  #define CHDK_DELAY 50   // (ms) How long the pin should remain HIGH
+#endif
+
 /**
  * Spindle & Laser control
  *

Marlin/src/config/examples/BQ/Hephestos/Configuration_adv.h

@@ -566,8 +566,6 @@
 #define ENCODER_10X_STEPS_PER_SEC 75    // If the encoder steps per sec exceeds this value, multiply steps moved x10 to quickly advance the value
 #define ENCODER_100X_STEPS_PER_SEC 160  // If the encoder steps per sec exceeds this value, multiply steps moved x100 to really quickly advance the value
 
-//#define CHDK 4        //Pin for triggering CHDK to take a picture see how to use it here http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
-#define CHDK_DELAY 50 //How long in ms the pin should stay HIGH before going LOW again
 
 // @section lcd
 
@@ -1497,6 +1495,15 @@
 
 // @section extras
 
+/**
+ * Canon Hack Development Kit
+ * http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
+ */
+//#define CHDK_PIN    4   // Set and enable a pin for triggering CHDK to take a picture
+#if PIN_EXISTS(CHDK)
+  #define CHDK_DELAY 50   // (ms) How long the pin should remain HIGH
+#endif
+
 /**
  * Spindle & Laser control
  *

Marlin/src/config/examples/BQ/Hephestos_2/Configuration_adv.h

@@ -574,8 +574,6 @@
 #define ENCODER_10X_STEPS_PER_SEC  30 // If the encoder steps per sec exceeds this value, multiply steps moved x10 to quickly advance the value
 #define ENCODER_100X_STEPS_PER_SEC 50 // If the encoder steps per sec exceeds this value, multiply steps moved x100 to really quickly advance the value
 
-//#define CHDK 4        //Pin for triggering CHDK to take a picture see how to use it here http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
-#define CHDK_DELAY 50 //How long in ms the pin should stay HIGH before going LOW again
 
 // @section lcd
 
@@ -1505,6 +1503,15 @@
 
 // @section extras
 
+/**
+ * Canon Hack Development Kit
+ * http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
+ */
+//#define CHDK_PIN    4   // Set and enable a pin for triggering CHDK to take a picture
+#if PIN_EXISTS(CHDK)
+  #define CHDK_DELAY 50   // (ms) How long the pin should remain HIGH
+#endif
+
 /**
  * Spindle & Laser control
  *

Marlin/src/config/examples/BQ/WITBOX/Configuration_adv.h

@@ -566,8 +566,6 @@
 #define ENCODER_10X_STEPS_PER_SEC 75    // If the encoder steps per sec exceeds this value, multiply steps moved x10 to quickly advance the value
 #define ENCODER_100X_STEPS_PER_SEC 160  // If the encoder steps per sec exceeds this value, multiply steps moved x100 to really quickly advance the value
 
-//#define CHDK 4        //Pin for triggering CHDK to take a picture see how to use it here http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
-#define CHDK_DELAY 50 //How long in ms the pin should stay HIGH before going LOW again
 
 // @section lcd
 
@@ -1497,6 +1495,15 @@
 
 // @section extras
 
+/**
+ * Canon Hack Development Kit
+ * http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
+ */
+//#define CHDK_PIN    4   // Set and enable a pin for triggering CHDK to take a picture
+#if PIN_EXISTS(CHDK)
+  #define CHDK_DELAY 50   // (ms) How long the pin should remain HIGH
+#endif
+
 /**
  * Spindle & Laser control
  *

Marlin/src/config/examples/Cartesio/Configuration_adv.h

@@ -566,8 +566,6 @@
 #define ENCODER_10X_STEPS_PER_SEC 75    // If the encoder steps per sec exceeds this value, multiply steps moved x10 to quickly advance the value
 #define ENCODER_100X_STEPS_PER_SEC 160  // If the encoder steps per sec exceeds this value, multiply steps moved x100 to really quickly advance the value
 
-//#define CHDK 4        //Pin for triggering CHDK to take a picture see how to use it here http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
-#define CHDK_DELAY 50 //How long in ms the pin should stay HIGH before going LOW again
 
 // @section lcd
 
@@ -1497,6 +1495,15 @@
 
 // @section extras
 
+/**
+ * Canon Hack Development Kit
+ * http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
+ */
+//#define CHDK_PIN    4   // Set and enable a pin for triggering CHDK to take a picture
+#if PIN_EXISTS(CHDK)
+  #define CHDK_DELAY 50   // (ms) How long the pin should remain HIGH
+#endif
+
 /**
  * Spindle & Laser control
  *

Marlin/src/config/examples/Creality/CR-10/Configuration_adv.h

@@ -566,8 +566,6 @@
 #define ENCODER_10X_STEPS_PER_SEC 75    // If the encoder steps per sec exceeds this value, multiply steps moved x10 to quickly advance the value
 #define ENCODER_100X_STEPS_PER_SEC 160  // If the encoder steps per sec exceeds this value, multiply steps moved x100 to really quickly advance the value
 
-//#define CHDK 4        //Pin for triggering CHDK to take a picture see how to use it here http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
-#define CHDK_DELAY 50 //How long in ms the pin should stay HIGH before going LOW again
 
 // @section lcd
 
@@ -1497,6 +1495,15 @@
 
 // @section extras
 
+/**
+ * Canon Hack Development Kit
+ * http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
+ */
+//#define CHDK_PIN    4   // Set and enable a pin for triggering CHDK to take a picture
+#if PIN_EXISTS(CHDK)
+  #define CHDK_DELAY 50   // (ms) How long the pin should remain HIGH
+#endif
+
 /**
  * Spindle & Laser control
  *

Marlin/src/config/examples/Creality/CR-10S/Configuration_adv.h

@@ -566,8 +566,6 @@
 #define ENCODER_10X_STEPS_PER_SEC 75    // If the encoder steps per sec exceeds this value, multiply steps moved x10 to quickly advance the value
 #define ENCODER_100X_STEPS_PER_SEC 160  // If the encoder steps per sec exceeds this value, multiply steps moved x100 to really quickly advance the value
 
-//#define CHDK 4        //Pin for triggering CHDK to take a picture see how to use it here http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
-#define CHDK_DELAY 50 //How long in ms the pin should stay HIGH before going LOW again
 
 // @section lcd
 
@@ -1497,6 +1495,15 @@
 
 // @section extras
 
+/**
+ * Canon Hack Development Kit
+ * http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
+ */
+//#define CHDK_PIN    4   // Set and enable a pin for triggering CHDK to take a picture
+#if PIN_EXISTS(CHDK)
+  #define CHDK_DELAY 50   // (ms) How long the pin should remain HIGH
+#endif
+
 /**
  * Spindle & Laser control
  *

Marlin/src/config/examples/Creality/CR-10mini/Configuration_adv.h

@@ -566,8 +566,6 @@
 #define ENCODER_10X_STEPS_PER_SEC 75    // If the encoder steps per sec exceeds this value, multiply steps moved x10 to quickly advance the value
 #define ENCODER_100X_STEPS_PER_SEC 160  // If the encoder steps per sec exceeds this value, multiply steps moved x100 to really quickly advance the value
 
-//#define CHDK 4        //Pin for triggering CHDK to take a picture see how to use it here http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
-#define CHDK_DELAY 50 //How long in ms the pin should stay HIGH before going LOW again
 
 // @section lcd
 
@@ -1497,6 +1495,15 @@
 
 // @section extras
 
+/**
+ * Canon Hack Development Kit
+ * http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
+ */
+//#define CHDK_PIN    4   // Set and enable a pin for triggering CHDK to take a picture
+#if PIN_EXISTS(CHDK)
+  #define CHDK_DELAY 50   // (ms) How long the pin should remain HIGH
+#endif
+
 /**
  * Spindle & Laser control
  *

Marlin/src/config/examples/Creality/CR-8/Configuration_adv.h

@@ -566,8 +566,6 @@
 #define ENCODER_10X_STEPS_PER_SEC 75    // If the encoder steps per sec exceeds this value, multiply steps moved x10 to quickly advance the value
 #define ENCODER_100X_STEPS_PER_SEC 160  // If the encoder steps per sec exceeds this value, multiply steps moved x100 to really quickly advance the value
 
-//#define CHDK 4        //Pin for triggering CHDK to take a picture see how to use it here http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
-#define CHDK_DELAY 50 //How long in ms the pin should stay HIGH before going LOW again
 
 // @section lcd
 
@@ -1497,6 +1495,15 @@
 
 // @section extras
 
+/**
+ * Canon Hack Development Kit
+ * http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
+ */
+//#define CHDK_PIN    4   // Set and enable a pin for triggering CHDK to take a picture
+#if PIN_EXISTS(CHDK)
+  #define CHDK_DELAY 50   // (ms) How long the pin should remain HIGH
+#endif
+
 /**
  * Spindle & Laser control
  *

Marlin/src/config/examples/Creality/Ender-2/Configuration_adv.h

@@ -566,8 +566,6 @@
 #define ENCODER_10X_STEPS_PER_SEC 75    // If the encoder steps per sec exceeds this value, multiply steps moved x10 to quickly advance the value
 #define ENCODER_100X_STEPS_PER_SEC 160  // If the encoder steps per sec exceeds this value, multiply steps moved x100 to really quickly advance the value
 
-//#define CHDK 4        //Pin for triggering CHDK to take a picture see how to use it here http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
-#define CHDK_DELAY 50 //How long in ms the pin should stay HIGH before going LOW again
 
 // @section lcd
 
@@ -1497,6 +1495,15 @@
 
 // @section extras
 
+/**
+ * Canon Hack Development Kit
+ * http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
+ */
+//#define CHDK_PIN    4   // Set and enable a pin for triggering CHDK to take a picture
+#if PIN_EXISTS(CHDK)
+  #define CHDK_DELAY 50   // (ms) How long the pin should remain HIGH
+#endif
+
 /**
  * Spindle & Laser control
  *

Marlin/src/config/examples/Creality/Ender-3/Configuration_adv.h

@@ -566,8 +566,6 @@
 #define ENCODER_10X_STEPS_PER_SEC 75    // If the encoder steps per sec exceeds this value, multiply steps moved x10 to quickly advance the value
 #define ENCODER_100X_STEPS_PER_SEC 160  // If the encoder steps per sec exceeds this value, multiply steps moved x100 to really quickly advance the value
 
-//#define CHDK 4        //Pin for triggering CHDK to take a picture see how to use it here http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
-#define CHDK_DELAY 50 //How long in ms the pin should stay HIGH before going LOW again
 
 // @section lcd
 
@@ -1497,6 +1495,15 @@
 
 // @section extras
 
+/**
+ * Canon Hack Development Kit
+ * http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
+ */
+//#define CHDK_PIN    4   // Set and enable a pin for triggering CHDK to take a picture
+#if PIN_EXISTS(CHDK)
+  #define CHDK_DELAY 50   // (ms) How long the pin should remain HIGH
+#endif
+
 /**
  * Spindle & Laser control
  *

Marlin/src/config/examples/Creality/Ender-4/Configuration_adv.h

@@ -566,8 +566,6 @@
 #define ENCODER_10X_STEPS_PER_SEC 75    // If the encoder steps per sec exceeds this value, multiply steps moved x10 to quickly advance the value
 #define ENCODER_100X_STEPS_PER_SEC 160  // If the encoder steps per sec exceeds this value, multiply steps moved x100 to really quickly advance the value
 
-//#define CHDK 4        //Pin for triggering CHDK to take a picture see how to use it here http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
-#define CHDK_DELAY 50 //How long in ms the pin should stay HIGH before going LOW again
 
 // @section lcd
 
@@ -1497,6 +1495,15 @@
 
 // @section extras
 
+/**
+ * Canon Hack Development Kit
+ * http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
+ */
+//#define CHDK_PIN    4   // Set and enable a pin for triggering CHDK to take a picture
+#if PIN_EXISTS(CHDK)
+  #define CHDK_DELAY 50   // (ms) How long the pin should remain HIGH
+#endif
+
 /**
  * Spindle & Laser control
  *

Marlin/src/config/examples/Einstart-S/Configuration_adv.h

@@ -566,8 +566,6 @@
 #define ENCODER_10X_STEPS_PER_SEC 75    // If the encoder steps per sec exceeds this value, multiply steps moved x10 to quickly advance the value
 #define ENCODER_100X_STEPS_PER_SEC 160  // If the encoder steps per sec exceeds this value, multiply steps moved x100 to really quickly advance the value
 
-//#define CHDK 4        //Pin for triggering CHDK to take a picture see how to use it here http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
-#define CHDK_DELAY 50 //How long in ms the pin should stay HIGH before going LOW again
 
 // @section lcd
 
@@ -1497,6 +1495,15 @@
 
 // @section extras
 
+/**
+ * Canon Hack Development Kit
+ * http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
+ */
+//#define CHDK_PIN    4   // Set and enable a pin for triggering CHDK to take a picture
+#if PIN_EXISTS(CHDK)
+  #define CHDK_DELAY 50   // (ms) How long the pin should remain HIGH
+#endif
+
 /**
  * Spindle & Laser control
  *

Marlin/src/config/examples/Felix/Configuration_adv.h

@@ -566,8 +566,6 @@
 #define ENCODER_10X_STEPS_PER_SEC 75    // If the encoder steps per sec exceeds this value, multiply steps moved x10 to quickly advance the value
 #define ENCODER_100X_STEPS_PER_SEC 160  // If the encoder steps per sec exceeds this value, multiply steps moved x100 to really quickly advance the value
 
-//#define CHDK 4        //Pin for triggering CHDK to take a picture see how to use it here http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
-#define CHDK_DELAY 50 //How long in ms the pin should stay HIGH before going LOW again
 
 // @section lcd
 
@@ -1497,6 +1495,15 @@
 
 // @section extras
 
+/**
+ * Canon Hack Development Kit
+ * http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
+ */
+//#define CHDK_PIN    4   // Set and enable a pin for triggering CHDK to take a picture
+#if PIN_EXISTS(CHDK)
+  #define CHDK_DELAY 50   // (ms) How long the pin should remain HIGH
+#endif
+
 /**
  * Spindle & Laser control
  *

Marlin/src/config/examples/FolgerTech/i3-2020/Configuration_adv.h

@@ -566,8 +566,6 @@
 #define ENCODER_10X_STEPS_PER_SEC 75    // If the encoder steps per sec exceeds this value, multiply steps moved x10 to quickly advance the value
 #define ENCODER_100X_STEPS_PER_SEC 160  // If the encoder steps per sec exceeds this value, multiply steps moved x100 to really quickly advance the value
 
-//#define CHDK 4        //Pin for triggering CHDK to take a picture see how to use it here http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
-#define CHDK_DELAY 50 //How long in ms the pin should stay HIGH before going LOW again
 
 // @section lcd
 
@@ -1497,6 +1495,15 @@
 
 // @section extras
 
+/**
+ * Canon Hack Development Kit
+ * http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
+ */
+//#define CHDK_PIN    4   // Set and enable a pin for triggering CHDK to take a picture
+#if PIN_EXISTS(CHDK)
+  #define CHDK_DELAY 50   // (ms) How long the pin should remain HIGH
+#endif
+
 /**
  * Spindle & Laser control
  *

Marlin/src/config/examples/Formbot/Raptor/Configuration_adv.h

@@ -566,8 +566,6 @@
 #define ENCODER_10X_STEPS_PER_SEC 75    // If the encoder steps per sec exceeds this value, multiply steps moved x10 to quickly advance the value
 #define ENCODER_100X_STEPS_PER_SEC 160  // If the encoder steps per sec exceeds this value, multiply steps moved x100 to really quickly advance the value
 
-//#define CHDK 4        //Pin for triggering CHDK to take a picture see how to use it here http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
-#define CHDK_DELAY 50 //How long in ms the pin should stay HIGH before going LOW again
 
 // @section lcd
 
@@ -1499,6 +1497,15 @@
 
 // @section extras
 
+/**
+ * Canon Hack Development Kit
+ * http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
+ */
+//#define CHDK_PIN    4   // Set and enable a pin for triggering CHDK to take a picture
+#if PIN_EXISTS(CHDK)
+  #define CHDK_DELAY 50   // (ms) How long the pin should remain HIGH
+#endif
+
 /**
  * Spindle & Laser control
  *

Marlin/src/config/examples/Formbot/T_Rex_2+/Configuration_adv.h

@@ -570,8 +570,6 @@
 #define ENCODER_10X_STEPS_PER_SEC 75    // If the encoder steps per sec exceeds this value, multiply steps moved x10 to quickly advance the value
 #define ENCODER_100X_STEPS_PER_SEC 160  // If the encoder steps per sec exceeds this value, multiply steps moved x100 to really quickly advance the value
 
-//#define CHDK 4        //Pin for triggering CHDK to take a picture see how to use it here http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
-#define CHDK_DELAY 50 //How long in ms the pin should stay HIGH before going LOW again
 
 // @section lcd
 
@@ -1501,6 +1499,15 @@
 
 // @section extras
 
+/**
+ * Canon Hack Development Kit
+ * http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
+ */
+//#define CHDK_PIN    4   // Set and enable a pin for triggering CHDK to take a picture
+#if PIN_EXISTS(CHDK)
+  #define CHDK_DELAY 50   // (ms) How long the pin should remain HIGH
+#endif
+
 /**
  * Spindle & Laser control
  *

Marlin/src/config/examples/Formbot/T_Rex_3/Configuration_adv.h

@@ -571,8 +571,6 @@
 #define ENCODER_10X_STEPS_PER_SEC 75    // If the encoder steps per sec exceeds this value, multiply steps moved x10 to quickly advance the value
 #define ENCODER_100X_STEPS_PER_SEC 160  // If the encoder steps per sec exceeds this value, multiply steps moved x100 to really quickly advance the value
 
-//#define CHDK 4        //Pin for triggering CHDK to take a picture see how to use it here http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
-#define CHDK_DELAY 50 //How long in ms the pin should stay HIGH before going LOW again
 
 // @section lcd
 
@@ -1502,6 +1500,15 @@
 
 // @section extras
 
+/**
+ * Canon Hack Development Kit
+ * http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
+ */
+//#define CHDK_PIN    4   // Set and enable a pin for triggering CHDK to take a picture
+#if PIN_EXISTS(CHDK)
+  #define CHDK_DELAY 50   // (ms) How long the pin should remain HIGH
+#endif
+
 /**
  * Spindle & Laser control
  *

Marlin/src/config/examples/Geeetech/MeCreator2/Configuration_adv.h

@@ -566,8 +566,6 @@
 #define ENCODER_10X_STEPS_PER_SEC 75    // If the encoder steps per sec exceeds this value, multiply steps moved x10 to quickly advance the value
 #define ENCODER_100X_STEPS_PER_SEC 160  // If the encoder steps per sec exceeds this value, multiply steps moved x100 to really quickly advance the value
 
-//#define CHDK 4        //Pin for triggering CHDK to take a picture see how to use it here http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
-#define CHDK_DELAY 50 //How long in ms the pin should stay HIGH before going LOW again
 
 // @section lcd
 
@@ -1498,6 +1496,15 @@
 
 // @section extras
 
+/**
+ * Canon Hack Development Kit
+ * http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
+ */
+//#define CHDK_PIN    4   // Set and enable a pin for triggering CHDK to take a picture
+#if PIN_EXISTS(CHDK)
+  #define CHDK_DELAY 50   // (ms) How long the pin should remain HIGH
+#endif
+
 /**
  * Spindle & Laser control
  *

Marlin/src/config/examples/Geeetech/Prusa i3 Pro C/Configuration_adv.h

@@ -566,8 +566,6 @@
 #define ENCODER_10X_STEPS_PER_SEC 75    // If the encoder steps per sec exceeds this value, multiply steps moved x10 to quickly advance the value
 #define ENCODER_100X_STEPS_PER_SEC 160  // If the encoder steps per sec exceeds this value, multiply steps moved x100 to really quickly advance the value
 
-//#define CHDK 4        //Pin for triggering CHDK to take a picture see how to use it here http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
-#define CHDK_DELAY 50 //How long in ms the pin should stay HIGH before going LOW again
 
 // @section lcd
 
@@ -1497,6 +1495,15 @@
 
 // @section extras
 
+/**
+ * Canon Hack Development Kit
+ * http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
+ */
+//#define CHDK_PIN    4   // Set and enable a pin for triggering CHDK to take a picture
+#if PIN_EXISTS(CHDK)
+  #define CHDK_DELAY 50   // (ms) How long the pin should remain HIGH
+#endif
+
 /**
  * Spindle & Laser control
  *

Marlin/src/config/examples/Geeetech/Prusa i3 Pro W/Configuration_adv.h

@@ -566,8 +566,6 @@
 #define ENCODER_10X_STEPS_PER_SEC 75    // If the encoder steps per sec exceeds this value, multiply steps moved x10 to quickly advance the value
 #define ENCODER_100X_STEPS_PER_SEC 160  // If the encoder steps per sec exceeds this value, multiply steps moved x100 to really quickly advance the value
 
-//#define CHDK 4        //Pin for triggering CHDK to take a picture see how to use it here http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
-#define CHDK_DELAY 50 //How long in ms the pin should stay HIGH before going LOW again
 
 // @section lcd
 
@@ -1497,6 +1495,15 @@
 
 // @section extras
 
+/**
+ * Canon Hack Development Kit
+ * http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
+ */
+//#define CHDK_PIN    4   // Set and enable a pin for triggering CHDK to take a picture
+#if PIN_EXISTS(CHDK)
+  #define CHDK_DELAY 50   // (ms) How long the pin should remain HIGH
+#endif
+
 /**
  * Spindle & Laser control
  *

Marlin/src/config/examples/Infitary/i3-M508/Configuration_adv.h

@@ -566,8 +566,6 @@
 #define ENCODER_10X_STEPS_PER_SEC 75    // If the encoder steps per sec exceeds this value, multiply steps moved x10 to quickly advance the value
 #define ENCODER_100X_STEPS_PER_SEC 160  // If the encoder steps per sec exceeds this value, multiply steps moved x100 to really quickly advance the value
 
-//#define CHDK 4        //Pin for triggering CHDK to take a picture see how to use it here http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
-#define CHDK_DELAY 50 //How long in ms the pin should stay HIGH before going LOW again
 
 // @section lcd
 
@@ -1497,6 +1495,15 @@
 
 // @section extras
 
+/**
+ * Canon Hack Development Kit
+ * http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
+ */
+//#define CHDK_PIN    4   // Set and enable a pin for triggering CHDK to take a picture
+#if PIN_EXISTS(CHDK)
+  #define CHDK_DELAY 50   // (ms) How long the pin should remain HIGH
+#endif
+
 /**
  * Spindle & Laser control
  *

Marlin/src/config/examples/JGAurora/A5/Configuration_adv.h

@@ -566,8 +566,6 @@
 #define ENCODER_10X_STEPS_PER_SEC 75    // If the encoder steps per sec exceeds this value, multiply steps moved x10 to quickly advance the value
 #define ENCODER_100X_STEPS_PER_SEC 160  // If the encoder steps per sec exceeds this value, multiply steps moved x100 to really quickly advance the value
 
-//#define CHDK 4        //Pin for triggering CHDK to take a picture see how to use it here http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
-#define CHDK_DELAY 50 //How long in ms the pin should stay HIGH before going LOW again
 
 // @section lcd
 
@@ -1497,6 +1495,15 @@
 
 // @section extras
 
+/**
+ * Canon Hack Development Kit
+ * http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
+ */
+//#define CHDK_PIN    4   // Set and enable a pin for triggering CHDK to take a picture
+#if PIN_EXISTS(CHDK)
+  #define CHDK_DELAY 50   // (ms) How long the pin should remain HIGH
+#endif
+
 /**
  * Spindle & Laser control
  *

Marlin/src/config/examples/MakerParts/Configuration_adv.h

@@ -566,8 +566,6 @@
 #define ENCODER_10X_STEPS_PER_SEC 75    // If the encoder steps per sec exceeds this value, multiply steps moved x10 to quickly advance the value
 #define ENCODER_100X_STEPS_PER_SEC 160  // If the encoder steps per sec exceeds this value, multiply steps moved x100 to really quickly advance the value
 
-//#define CHDK 4        //Pin for triggering CHDK to take a picture see how to use it here http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
-#define CHDK_DELAY 50 //How long in ms the pin should stay HIGH before going LOW again
 
 // @section lcd
 
@@ -1497,6 +1495,15 @@
 
 // @section extras
 
+/**
+ * Canon Hack Development Kit
+ * http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
+ */
+//#define CHDK_PIN    4   // Set and enable a pin for triggering CHDK to take a picture
+#if PIN_EXISTS(CHDK)
+  #define CHDK_DELAY 50   // (ms) How long the pin should remain HIGH
+#endif
+
 /**
  * Spindle & Laser control
  *

Marlin/src/config/examples/Malyan/M150/Configuration_adv.h

@@ -566,8 +566,6 @@
 #define ENCODER_10X_STEPS_PER_SEC 75    // If the encoder steps per sec exceeds this value, multiply steps moved x10 to quickly advance the value
 #define ENCODER_100X_STEPS_PER_SEC 300  // If the encoder steps per sec exceeds this value, multiply steps moved x100 to really quickly advance the value
 
-//#define CHDK 4        //Pin for triggering CHDK to take a picture see how to use it here http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
-#define CHDK_DELAY 50 //How long in ms the pin should stay HIGH before going LOW again
 
 // @section lcd
 
@@ -1497,6 +1495,15 @@
 
 // @section extras
 
+/**
+ * Canon Hack Development Kit
+ * http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
+ */
+//#define CHDK_PIN    4   // Set and enable a pin for triggering CHDK to take a picture
+#if PIN_EXISTS(CHDK)
+  #define CHDK_DELAY 50   // (ms) How long the pin should remain HIGH
+#endif
+
 /**
  * Spindle & Laser control
  *

Marlin/src/config/examples/Malyan/M200/Configuration_adv.h

@@ -566,8 +566,6 @@
 #define ENCODER_10X_STEPS_PER_SEC 75    // If the encoder steps per sec exceeds this value, multiply steps moved x10 to quickly advance the value
 #define ENCODER_100X_STEPS_PER_SEC 160  // If the encoder steps per sec exceeds this value, multiply steps moved x100 to really quickly advance the value
 
-//#define CHDK 4        //Pin for triggering CHDK to take a picture see how to use it here http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
-#define CHDK_DELAY 50 //How long in ms the pin should stay HIGH before going LOW again
 
 // @section lcd
 
@@ -1497,6 +1495,15 @@
 
 // @section extras
 
+/**
+ * Canon Hack Development Kit
+ * http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
+ */
+//#define CHDK_PIN    4   // Set and enable a pin for triggering CHDK to take a picture
+#if PIN_EXISTS(CHDK)
+  #define CHDK_DELAY 50   // (ms) How long the pin should remain HIGH
+#endif
+
 /**
  * Spindle & Laser control
  *

Marlin/src/config/examples/Micromake/C1/enhanced/Configuration_adv.h

@@ -566,8 +566,6 @@
 #define ENCODER_10X_STEPS_PER_SEC 75    // If the encoder steps per sec exceeds this value, multiply steps moved x10 to quickly advance the value
 #define ENCODER_100X_STEPS_PER_SEC 160  // If the encoder steps per sec exceeds this value, multiply steps moved x100 to really quickly advance the value
 
-//#define CHDK 4        //Pin for triggering CHDK to take a picture see how to use it here http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
-#define CHDK_DELAY 50 //How long in ms the pin should stay HIGH before going LOW again
 
 // @section lcd
 
@@ -1497,6 +1495,15 @@
 
 // @section extras
 
+/**
+ * Canon Hack Development Kit
+ * http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
+ */
+//#define CHDK_PIN    4   // Set and enable a pin for triggering CHDK to take a picture
+#if PIN_EXISTS(CHDK)
+  #define CHDK_DELAY 50   // (ms) How long the pin should remain HIGH
+#endif
+
 /**
  * Spindle & Laser control
  *

Marlin/src/config/examples/Mks/Sbase/Configuration_adv.h

@@ -567,8 +567,6 @@
 #define ENCODER_10X_STEPS_PER_SEC 75    // If the encoder steps per sec exceeds this value, multiply steps moved x10 to quickly advance the value
 #define ENCODER_100X_STEPS_PER_SEC 160  // If the encoder steps per sec exceeds this value, multiply steps moved x100 to really quickly advance the value
 
-//#define CHDK 4        //Pin for triggering CHDK to take a picture see how to use it here http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
-#define CHDK_DELAY 50 //How long in ms the pin should stay HIGH before going LOW again
 
 // @section lcd
 
@@ -1505,6 +1503,15 @@
 
 // @section extras
 
+/**
+ * Canon Hack Development Kit
+ * http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
+ */
+//#define CHDK_PIN    4   // Set and enable a pin for triggering CHDK to take a picture
+#if PIN_EXISTS(CHDK)
+  #define CHDK_DELAY 50   // (ms) How long the pin should remain HIGH
+#endif
+
 /**
  * Spindle & Laser control
  *

Marlin/src/config/examples/RigidBot/Configuration_adv.h

@@ -566,8 +566,6 @@
 //#define ENCODER_10X_STEPS_PER_SEC 75    // If the encoder steps per sec exceeds this value, multiply steps moved x10 to quickly advance the value
 //#define ENCODER_100X_STEPS_PER_SEC 160  // If the encoder steps per sec exceeds this value, multiply steps moved x100 to really quickly advance the value
 
-//#define CHDK 4        //Pin for triggering CHDK to take a picture see how to use it here http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
-#define CHDK_DELAY 50 //How long in ms the pin should stay HIGH before going LOW again
 
 // @section lcd
 
@@ -1497,6 +1495,15 @@
 
 // @section extras
 
+/**
+ * Canon Hack Development Kit
+ * http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
+ */
+//#define CHDK_PIN    4   // Set and enable a pin for triggering CHDK to take a picture
+#if PIN_EXISTS(CHDK)
+  #define CHDK_DELAY 50   // (ms) How long the pin should remain HIGH
+#endif
+
 /**
  * Spindle & Laser control
  *

Marlin/src/config/examples/SCARA/Configuration_adv.h

@@ -566,8 +566,6 @@
 #define ENCODER_10X_STEPS_PER_SEC 75    // If the encoder steps per sec exceeds this value, multiply steps moved x10 to quickly advance the value
 #define ENCODER_100X_STEPS_PER_SEC 160  // If the encoder steps per sec exceeds this value, multiply steps moved x100 to really quickly advance the value
 
-//#define CHDK 4        //Pin for triggering CHDK to take a picture see how to use it here http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
-#define CHDK_DELAY 50 //How long in ms the pin should stay HIGH before going LOW again
 
 // @section lcd
 
@@ -1497,6 +1495,15 @@
 
 // @section extras
 
+/**
+ * Canon Hack Development Kit
+ * http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
+ */
+//#define CHDK_PIN    4   // Set and enable a pin for triggering CHDK to take a picture
+#if PIN_EXISTS(CHDK)
+  #define CHDK_DELAY 50   // (ms) How long the pin should remain HIGH
+#endif
+
 /**
  * Spindle & Laser control
  *

Marlin/src/config/examples/Sanguinololu/Configuration_adv.h

@@ -566,8 +566,6 @@
 #define ENCODER_10X_STEPS_PER_SEC 75    // If the encoder steps per sec exceeds this value, multiply steps moved x10 to quickly advance the value
 #define ENCODER_100X_STEPS_PER_SEC 160  // If the encoder steps per sec exceeds this value, multiply steps moved x100 to really quickly advance the value
 
-//#define CHDK 4        //Pin for triggering CHDK to take a picture see how to use it here http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
-#define CHDK_DELAY 50 //How long in ms the pin should stay HIGH before going LOW again
 
 // @section lcd
 
@@ -1497,6 +1495,15 @@
 
 // @section extras
 
+/**
+ * Canon Hack Development Kit
+ * http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
+ */
+//#define CHDK_PIN    4   // Set and enable a pin for triggering CHDK to take a picture
+#if PIN_EXISTS(CHDK)
+  #define CHDK_DELAY 50   // (ms) How long the pin should remain HIGH
+#endif
+
 /**
  * Spindle & Laser control
  *

Marlin/src/config/examples/TheBorg/Configuration_adv.h

@@ -566,8 +566,6 @@
 #define ENCODER_10X_STEPS_PER_SEC 75    // If the encoder steps per sec exceeds this value, multiply steps moved x10 to quickly advance the value
 #define ENCODER_100X_STEPS_PER_SEC 160  // If the encoder steps per sec exceeds this value, multiply steps moved x100 to really quickly advance the value
 
-//#define CHDK 4        //Pin for triggering CHDK to take a picture see how to use it here http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
-#define CHDK_DELAY 50 //How long in ms the pin should stay HIGH before going LOW again
 
 // @section lcd
 
@@ -1497,6 +1495,15 @@
 
 // @section extras
 
+/**
+ * Canon Hack Development Kit
+ * http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
+ */
+//#define CHDK_PIN    4   // Set and enable a pin for triggering CHDK to take a picture
+#if PIN_EXISTS(CHDK)
+  #define CHDK_DELAY 50   // (ms) How long the pin should remain HIGH
+#endif
+
 /**
  * Spindle & Laser control
  *

Marlin/src/config/examples/TinyBoy2/Configuration_adv.h

@@ -566,8 +566,6 @@
 #define ENCODER_10X_STEPS_PER_SEC 75    // If the encoder steps per sec exceeds this value, multiply steps moved x10 to quickly advance the value
 #define ENCODER_100X_STEPS_PER_SEC 160  // If the encoder steps per sec exceeds this value, multiply steps moved x100 to really quickly advance the value
 
-//#define CHDK 4        //Pin for triggering CHDK to take a picture see how to use it here http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
-#define CHDK_DELAY 50 //How long in ms the pin should stay HIGH before going LOW again
 
 // @section lcd
 
@@ -1497,6 +1495,15 @@
 
 // @section extras
 
+/**
+ * Canon Hack Development Kit
+ * http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
+ */
+//#define CHDK_PIN    4   // Set and enable a pin for triggering CHDK to take a picture
+#if PIN_EXISTS(CHDK)
+  #define CHDK_DELAY 50   // (ms) How long the pin should remain HIGH
+#endif
+
 /**
  * Spindle & Laser control
  *

Marlin/src/config/examples/Tronxy/X3A/Configuration_adv.h

@@ -566,8 +566,6 @@
 #define ENCODER_10X_STEPS_PER_SEC 75    // If the encoder steps per sec exceeds this value, multiply steps moved x10 to quickly advance the value
 #define ENCODER_100X_STEPS_PER_SEC 160  // If the encoder steps per sec exceeds this value, multiply steps moved x100 to really quickly advance the value
 
-//#define CHDK 4        //Pin for triggering CHDK to take a picture see how to use it here http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
-#define CHDK_DELAY 50 //How long in ms the pin should stay HIGH before going LOW again
 
 // @section lcd
 
@@ -1497,6 +1495,15 @@
 
 // @section extras
 
+/**
+ * Canon Hack Development Kit
+ * http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
+ */
+//#define CHDK_PIN    4   // Set and enable a pin for triggering CHDK to take a picture
+#if PIN_EXISTS(CHDK)
+  #define CHDK_DELAY 50   // (ms) How long the pin should remain HIGH
+#endif
+
 /**
  * Spindle & Laser control
  *

Marlin/src/config/examples/UltiMachine/Archim2/Configuration_adv.h

@@ -566,8 +566,6 @@
 #define ENCODER_10X_STEPS_PER_SEC 75    // If the encoder steps per sec exceeds this value, multiply steps moved x10 to quickly advance the value
 #define ENCODER_100X_STEPS_PER_SEC 160  // If the encoder steps per sec exceeds this value, multiply steps moved x100 to really quickly advance the value
 
-//#define CHDK 4        //Pin for triggering CHDK to take a picture see how to use it here http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
-#define CHDK_DELAY 50 //How long in ms the pin should stay HIGH before going LOW again
 
 // @section lcd
 
@@ -1497,6 +1495,15 @@
 
 // @section extras
 
+/**
+ * Canon Hack Development Kit
+ * http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
+ */
+//#define CHDK_PIN    4   // Set and enable a pin for triggering CHDK to take a picture
+#if PIN_EXISTS(CHDK)
+  #define CHDK_DELAY 50   // (ms) How long the pin should remain HIGH
+#endif
+
 /**
  * Spindle & Laser control
  *

Marlin/src/config/examples/Velleman/K8200/Configuration_adv.h

@@ -579,8 +579,6 @@
 #define ENCODER_10X_STEPS_PER_SEC 75    // If the encoder steps per sec exceeds this value, multiply steps moved x10 to quickly advance the value
 #define ENCODER_100X_STEPS_PER_SEC 160  // If the encoder steps per sec exceeds this value, multiply steps moved x100 to really quickly advance the value
 
-//#define CHDK 4        //Pin for triggering CHDK to take a picture see how to use it here http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
-#define CHDK_DELAY 50 //How long in ms the pin should stay HIGH before going LOW again
 
 // @section lcd
 
@@ -1510,6 +1508,15 @@
 
 // @section extras
 
+/**
+ * Canon Hack Development Kit
+ * http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
+ */
+//#define CHDK_PIN    4   // Set and enable a pin for triggering CHDK to take a picture
+#if PIN_EXISTS(CHDK)
+  #define CHDK_DELAY 50   // (ms) How long the pin should remain HIGH
+#endif
+
 /**
  * Spindle & Laser control
  *

Marlin/src/config/examples/Velleman/K8400/Configuration_adv.h

@@ -566,8 +566,6 @@
 #define ENCODER_10X_STEPS_PER_SEC 75    // If the encoder steps per sec exceeds this value, multiply steps moved x10 to quickly advance the value
 #define ENCODER_100X_STEPS_PER_SEC 160  // If the encoder steps per sec exceeds this value, multiply steps moved x100 to really quickly advance the value
 
-//#define CHDK 4        //Pin for triggering CHDK to take a picture see how to use it here http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
-#define CHDK_DELAY 50 //How long in ms the pin should stay HIGH before going LOW again
 
 // @section lcd
 
@@ -1497,6 +1495,15 @@
 
 // @section extras
 
+/**
+ * Canon Hack Development Kit
+ * http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
+ */
+//#define CHDK_PIN    4   // Set and enable a pin for triggering CHDK to take a picture
+#if PIN_EXISTS(CHDK)
+  #define CHDK_DELAY 50   // (ms) How long the pin should remain HIGH
+#endif
+
 /**
  * Spindle & Laser control
  *

Marlin/src/config/examples/Wanhao/Duplicator 6/Configuration_adv.h

@@ -568,8 +568,6 @@
 #define ENCODER_10X_STEPS_PER_SEC 75    // If the encoder steps per sec exceeds this value, multiply steps moved x10 to quickly advance the value
 #define ENCODER_100X_STEPS_PER_SEC 160  // If the encoder steps per sec exceeds this value, multiply steps moved x100 to really quickly advance the value
 
-//#define CHDK 4        //Pin for triggering CHDK to take a picture see how to use it here http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
-#define CHDK_DELAY 50 //How long in ms the pin should stay HIGH before going LOW again
 
 // @section lcd
 
@@ -1499,6 +1497,15 @@
 
 // @section extras
 
+/**
+ * Canon Hack Development Kit
+ * http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
+ */
+//#define CHDK_PIN    4   // Set and enable a pin for triggering CHDK to take a picture
+#if PIN_EXISTS(CHDK)
+  #define CHDK_DELAY 50   // (ms) How long the pin should remain HIGH
+#endif
+
 /**
  * Spindle & Laser control
  *

Marlin/src/config/examples/delta/Anycubic/Kossel/Configuration_adv.h

@@ -568,8 +568,6 @@
 #define ENCODER_10X_STEPS_PER_SEC 75    // If the encoder steps per sec exceeds this value, multiply steps moved x10 to quickly advance the value
 #define ENCODER_100X_STEPS_PER_SEC 160  // If the encoder steps per sec exceeds this value, multiply steps moved x100 to really quickly advance the value
 
-//#define CHDK 4        //Pin for triggering CHDK to take a picture see how to use it here http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
-#define CHDK_DELAY 50 //How long in ms the pin should stay HIGH before going LOW again
 
 // @section lcd
 
@@ -1499,6 +1497,15 @@
 
 // @section extras
 
+/**
+ * Canon Hack Development Kit
+ * http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
+ */
+//#define CHDK_PIN    4   // Set and enable a pin for triggering CHDK to take a picture
+#if PIN_EXISTS(CHDK)
+  #define CHDK_DELAY 50   // (ms) How long the pin should remain HIGH
+#endif
+
 /**
  * Spindle & Laser control
  *

Marlin/src/config/examples/delta/FLSUN/auto_calibrate/Configuration_adv.h

@@ -568,8 +568,6 @@
 #define ENCODER_10X_STEPS_PER_SEC 75    // If the encoder steps per sec exceeds this value, multiply steps moved x10 to quickly advance the value
 #define ENCODER_100X_STEPS_PER_SEC 160  // If the encoder steps per sec exceeds this value, multiply steps moved x100 to really quickly advance the value
 
-//#define CHDK 4        //Pin for triggering CHDK to take a picture see how to use it here http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
-#define CHDK_DELAY 50 //How long in ms the pin should stay HIGH before going LOW again
 
 // @section lcd
 
@@ -1499,6 +1497,15 @@
 
 // @section extras
 
+/**
+ * Canon Hack Development Kit
+ * http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
+ */
+//#define CHDK_PIN    4   // Set and enable a pin for triggering CHDK to take a picture
+#if PIN_EXISTS(CHDK)
+  #define CHDK_DELAY 50   // (ms) How long the pin should remain HIGH
+#endif
+
 /**
  * Spindle & Laser control
  *

Marlin/src/config/examples/delta/FLSUN/kossel/Configuration_adv.h

@@ -568,8 +568,6 @@
 #define ENCODER_10X_STEPS_PER_SEC 75    // If the encoder steps per sec exceeds this value, multiply steps moved x10 to quickly advance the value
 #define ENCODER_100X_STEPS_PER_SEC 160  // If the encoder steps per sec exceeds this value, multiply steps moved x100 to really quickly advance the value
 
-//#define CHDK 4        //Pin for triggering CHDK to take a picture see how to use it here http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
-#define CHDK_DELAY 50 //How long in ms the pin should stay HIGH before going LOW again
 
 // @section lcd
 
@@ -1499,6 +1497,15 @@
 
 // @section extras
 
+/**
+ * Canon Hack Development Kit
+ * http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
+ */
+//#define CHDK_PIN    4   // Set and enable a pin for triggering CHDK to take a picture
+#if PIN_EXISTS(CHDK)
+  #define CHDK_DELAY 50   // (ms) How long the pin should remain HIGH
+#endif
+
 /**
  * Spindle & Laser control
  *

Marlin/src/config/examples/delta/FLSUN/kossel_mini/Configuration_adv.h

@@ -568,8 +568,6 @@
 #define ENCODER_10X_STEPS_PER_SEC 75    // If the encoder steps per sec exceeds this value, multiply steps moved x10 to quickly advance the value
 #define ENCODER_100X_STEPS_PER_SEC 160  // If the encoder steps per sec exceeds this value, multiply steps moved x100 to really quickly advance the value
 
-//#define CHDK 4        //Pin for triggering CHDK to take a picture see how to use it here http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
-#define CHDK_DELAY 50 //How long in ms the pin should stay HIGH before going LOW again
 
 // @section lcd
 
@@ -1499,6 +1497,15 @@
 
 // @section extras
 
+/**
+ * Canon Hack Development Kit
+ * http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
+ */
+//#define CHDK_PIN    4   // Set and enable a pin for triggering CHDK to take a picture
+#if PIN_EXISTS(CHDK)
+  #define CHDK_DELAY 50   // (ms) How long the pin should remain HIGH
+#endif
+
 /**
  * Spindle & Laser control
  *

Marlin/src/config/examples/delta/generic/Configuration_adv.h

@@ -568,8 +568,6 @@
 #define ENCODER_10X_STEPS_PER_SEC 75    // If the encoder steps per sec exceeds this value, multiply steps moved x10 to quickly advance the value
 #define ENCODER_100X_STEPS_PER_SEC 160  // If the encoder steps per sec exceeds this value, multiply steps moved x100 to really quickly advance the value
 
-//#define CHDK 4        //Pin for triggering CHDK to take a picture see how to use it here http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
-#define CHDK_DELAY 50 //How long in ms the pin should stay HIGH before going LOW again
 
 // @section lcd
 
@@ -1499,6 +1497,15 @@
 
 // @section extras
 
+/**
+ * Canon Hack Development Kit
+ * http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
+ */
+//#define CHDK_PIN    4   // Set and enable a pin for triggering CHDK to take a picture
+#if PIN_EXISTS(CHDK)
+  #define CHDK_DELAY 50   // (ms) How long the pin should remain HIGH
+#endif
+
 /**
  * Spindle & Laser control
  *

Marlin/src/config/examples/delta/kossel_mini/Configuration_adv.h

@@ -568,8 +568,6 @@
 #define ENCODER_10X_STEPS_PER_SEC 75    // If the encoder steps per sec exceeds this value, multiply steps moved x10 to quickly advance the value
 #define ENCODER_100X_STEPS_PER_SEC 160  // If the encoder steps per sec exceeds this value, multiply steps moved x100 to really quickly advance the value
 
-//#define CHDK 4        //Pin for triggering CHDK to take a picture see how to use it here http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
-#define CHDK_DELAY 50 //How long in ms the pin should stay HIGH before going LOW again
 
 // @section lcd
 
@@ -1499,6 +1497,15 @@
 
 // @section extras
 
+/**
+ * Canon Hack Development Kit
+ * http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
+ */
+//#define CHDK_PIN    4   // Set and enable a pin for triggering CHDK to take a picture
+#if PIN_EXISTS(CHDK)
+  #define CHDK_DELAY 50   // (ms) How long the pin should remain HIGH
+#endif
+
 /**
  * Spindle & Laser control
  *

Marlin/src/config/examples/delta/kossel_xl/Configuration_adv.h

@@ -568,8 +568,6 @@
 #define ENCODER_10X_STEPS_PER_SEC 75    // If the encoder steps per sec exceeds this value, multiply steps moved x10 to quickly advance the value
 #define ENCODER_100X_STEPS_PER_SEC 160  // If the encoder steps per sec exceeds this value, multiply steps moved x100 to really quickly advance the value
 
-//#define CHDK 4        //Pin for triggering CHDK to take a picture see how to use it here http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
-#define CHDK_DELAY 50 //How long in ms the pin should stay HIGH before going LOW again
 
 // @section lcd
 
@@ -1499,6 +1497,15 @@
 
 // @section extras
 
+/**
+ * Canon Hack Development Kit
+ * http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
+ */
+//#define CHDK_PIN    4   // Set and enable a pin for triggering CHDK to take a picture
+#if PIN_EXISTS(CHDK)
+  #define CHDK_DELAY 50   // (ms) How long the pin should remain HIGH
+#endif
+
 /**
  * Spindle & Laser control
  *

Marlin/src/config/examples/gCreate/gMax1.5+/Configuration_adv.h

@@ -566,8 +566,6 @@
 #define ENCODER_10X_STEPS_PER_SEC 75    // If the encoder steps per sec exceeds this value, multiply steps moved x10 to quickly advance the value
 #define ENCODER_100X_STEPS_PER_SEC 160  // If the encoder steps per sec exceeds this value, multiply steps moved x100 to really quickly advance the value
 
-//#define CHDK 4        //Pin for triggering CHDK to take a picture see how to use it here http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
-#define CHDK_DELAY 50 //How long in ms the pin should stay HIGH before going LOW again
 
 // @section lcd
 
@@ -1497,6 +1495,15 @@
 
 // @section extras
 
+/**
+ * Canon Hack Development Kit
+ * http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
+ */
+//#define CHDK_PIN    4   // Set and enable a pin for triggering CHDK to take a picture
+#if PIN_EXISTS(CHDK)
+  #define CHDK_DELAY 50   // (ms) How long the pin should remain HIGH
+#endif
+
 /**
  * Spindle & Laser control
  *

Marlin/src/config/examples/makibox/Configuration_adv.h

@@ -566,8 +566,6 @@
 #define ENCODER_10X_STEPS_PER_SEC 75    // If the encoder steps per sec exceeds this value, multiply steps moved x10 to quickly advance the value
 #define ENCODER_100X_STEPS_PER_SEC 160  // If the encoder steps per sec exceeds this value, multiply steps moved x100 to really quickly advance the value
 
-//#define CHDK 4        //Pin for triggering CHDK to take a picture see how to use it here http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
-#define CHDK_DELAY 50 //How long in ms the pin should stay HIGH before going LOW again
 
 // @section lcd
 
@@ -1497,6 +1495,15 @@
 
 // @section extras
 
+/**
+ * Canon Hack Development Kit
+ * http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
+ */
+//#define CHDK_PIN    4   // Set and enable a pin for triggering CHDK to take a picture
+#if PIN_EXISTS(CHDK)
+  #define CHDK_DELAY 50   // (ms) How long the pin should remain HIGH
+#endif
+
 /**
  * Spindle & Laser control
  *

Marlin/src/config/examples/tvrrug/Round2/Configuration_adv.h

@@ -566,8 +566,6 @@
 #define ENCODER_10X_STEPS_PER_SEC 75    // If the encoder steps per sec exceeds this value, multiply steps moved x10 to quickly advance the value
 #define ENCODER_100X_STEPS_PER_SEC 160  // If the encoder steps per sec exceeds this value, multiply steps moved x100 to really quickly advance the value
 
-//#define CHDK 4        //Pin for triggering CHDK to take a picture see how to use it here http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
-#define CHDK_DELAY 50 //How long in ms the pin should stay HIGH before going LOW again
 
 // @section lcd
 
@@ -1497,6 +1495,15 @@
 
 // @section extras
 
+/**
+ * Canon Hack Development Kit
+ * http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
+ */
+//#define CHDK_PIN    4   // Set and enable a pin for triggering CHDK to take a picture
+#if PIN_EXISTS(CHDK)
+  #define CHDK_DELAY 50   // (ms) How long the pin should remain HIGH
+#endif
+
 /**
  * Spindle & Laser control
  *

Marlin/src/config/examples/wt150/Configuration_adv.h

@@ -567,8 +567,6 @@
 #define ENCODER_10X_STEPS_PER_SEC 75    // If the encoder steps per sec exceeds this value, multiply steps moved x10 to quickly advance the value
 #define ENCODER_100X_STEPS_PER_SEC 160  // If the encoder steps per sec exceeds this value, multiply steps moved x100 to really quickly advance the value
 
-//#define CHDK 4        //Pin for triggering CHDK to take a picture see how to use it here http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
-#define CHDK_DELAY 50 //How long in ms the pin should stay HIGH before going LOW again
 
 // @section lcd
 
@@ -1498,6 +1496,15 @@
 
 // @section extras
 
+/**
+ * Canon Hack Development Kit
+ * http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
+ */
+//#define CHDK_PIN    4   // Set and enable a pin for triggering CHDK to take a picture
+#if PIN_EXISTS(CHDK)
+  #define CHDK_DELAY 50   // (ms) How long the pin should remain HIGH
+#endif
+
 /**
  * Spindle & Laser control
  *

Marlin/src/gcode/feature/camera/M240.cpp

@@ -22,20 +22,24 @@
 
 #include "../../../inc/MarlinConfig.h"
 
-#if defined(CHDK) || HAS_PHOTOGRAPH
+#if PIN_EXISTS(CHDK) || HAS_PHOTOGRAPH
 
 #include "../../gcode.h"
 
+bool chdk_active; // = false
+millis_t chdk_timeout;
+
 /**
  * M240: Trigger a camera by emulating a Canon RC-1
  *       See http://www.doc-diy.net/photo/rc-1_hacked/
  */
 void GcodeSuite::M240() {
-  #ifdef CHDK
 
-    OUT_WRITE(CHDK, HIGH);
+  #if PIN_EXISTS(CHDK)
-    chdkHigh = millis();
+
-    chdkActive = true;
+    OUT_WRITE(CHDK_PIN, HIGH);
+    chdk_timeout = millis() + CHDK_DELAY;
+    chdk_active = true;
 
   #elif HAS_PHOTOGRAPH
 
@@ -58,4 +62,4 @@ void GcodeSuite::M240() {
   #endif
 }
 
-#endif // CHDK || HAS_PHOTOGRAPH
+#endif // CHDK_PIN || HAS_PHOTOGRAPH

Marlin/src/gcode/gcode.cpp

@@ -522,7 +522,7 @@ void GcodeSuite::process_parsed_command(
         case 304: M304(); break;                                  // M304: Set bed PID parameters
       #endif
 
-      #if defined(CHDK) || HAS_PHOTOGRAPH
+      #if PIN_EXISTS(CHDK) || HAS_PHOTOGRAPH
         case 240: M240(); break;                                  // M240: Trigger a camera by emulating a Canon RC-1 : http://www.doc-diy.net/photo/rc-1_hacked/
       #endif
 

Marlin/src/gcode/gcode.h

@@ -171,7 +171,7 @@
  * M220 - Set Feedrate Percentage: "M220 S<percent>" (i.e., "FR" on the LCD)
  * M221 - Set Flow Percentage: "M221 S<percent>"
  * M226 - Wait until a pin is in a given state: "M226 P<pin> S<state>"
- * M240 - Trigger a camera to take a photograph. (Requires CHDK or PHOTOGRAPH_PIN)
+ * M240 - Trigger a camera to take a photograph. (Requires CHDK_PIN or PHOTOGRAPH_PIN)
  * M250 - Set LCD contrast: "M250 C<contrast>" (0-63). (Requires LCD support)
  * M260 - i2c Send Data (Requires EXPERIMENTAL_I2CBUS)
  * M261 - i2c Request Data (Requires EXPERIMENTAL_I2CBUS)
@@ -631,7 +631,7 @@ private:
   static void M221();
   static void M226();
 
-  #if defined(CHDK) || HAS_PHOTOGRAPH
+  #if PIN_EXISTS(CHDK) || HAS_PHOTOGRAPH
     static void M240();
   #endif
 

Marlin/src/inc/SanityCheck.h

@@ -321,6 +321,8 @@
   #error "G0_FEEDRATE is now used to set the G0 feedrate. Please update your configuration."
 #elif defined(MBL_Z_STEP)
   #error "MBL_Z_STEP is now MESH_EDIT_Z_STEP. Please update your configuration."
+#elif defined(CHDK)
+  #error "CHDK is now CHDK_PIN. Please update your Configuration_adv.h."
 #endif
 
 #define BOARD_MKS_13     -47