From a2cb0a3d5492c4b2224f50cde995b46c2f1c8141 Mon Sep 17 00:00:00 2001
From: Scott Lahteine <sourcetree@thinkyhead.com>
Date: Tue, 11 Apr 2017 07:31:33 -0500
Subject: [PATCH 1/6] Use multiply for delta probe constraint

---
 Marlin/Marlin_main.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/Marlin/Marlin_main.cpp b/Marlin/Marlin_main.cpp
index 513fde8484..dc9225833a 100644
--- a/Marlin/Marlin_main.cpp
+++ b/Marlin/Marlin_main.cpp
@@ -5692,8 +5692,8 @@ inline void gcode_M42() {
             // If we have gone out too far, we can do a simple fix and scale the numbers
             // back in closer to the origin.
             while (HYPOT(X_current, Y_current) > DELTA_PROBEABLE_RADIUS) {
-              X_current /= 1.25;
-              Y_current /= 1.25;
+              X_current *= 0.8;
+              Y_current *= 0.8;
               if (verbose_level > 3) {
                 SERIAL_ECHOPAIR("Pulling point towards center:", X_current);
                 SERIAL_ECHOLNPAIR(", ", Y_current);

From 53e6c33c37107cc968b31f28bd5b2184cbdcc740 Mon Sep 17 00:00:00 2001
From: Scott Lahteine <sourcetree@thinkyhead.com>
Date: Tue, 11 Apr 2017 08:33:23 -0500
Subject: [PATCH 2/6] 2 is DXC_DUPLICATION_MODE

---
 Marlin/Marlin_main.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Marlin/Marlin_main.cpp b/Marlin/Marlin_main.cpp
index dc9225833a..17f461f871 100644
--- a/Marlin/Marlin_main.cpp
+++ b/Marlin/Marlin_main.cpp
@@ -8266,7 +8266,7 @@ inline void gcode_M503() {
 
   inline void gcode_M605() {
     stepper.synchronize();
-    extruder_duplication_enabled = code_seen('S') && code_value_int() == 2;
+    extruder_duplication_enabled = code_seen('S') && code_value_int() == (int)DXC_DUPLICATION_MODE;
     SERIAL_ECHO_START;
     SERIAL_ECHOLNPAIR(MSG_DUPLICATION_MODE, extruder_duplication_enabled ? MSG_ON : MSG_OFF);
   }

From 36bda2badea82afe94e852c9f9f4ba2ede22aa4d Mon Sep 17 00:00:00 2001
From: Scott Lahteine <sourcetree@thinkyhead.com>
Date: Sun, 9 Apr 2017 11:12:08 -0500
Subject: [PATCH 3/6] Add HAS_RESUME_CONTINUE shorthand macro

---
 Marlin/Conditionals_LCD.h |  1 +
 Marlin/Marlin.h           |  2 +-
 Marlin/Marlin_main.cpp    | 10 +++++-----
 3 files changed, 7 insertions(+), 6 deletions(-)

diff --git a/Marlin/Conditionals_LCD.h b/Marlin/Conditionals_LCD.h
index 511cb019ea..4b23ea3e9d 100644
--- a/Marlin/Conditionals_LCD.h
+++ b/Marlin/Conditionals_LCD.h
@@ -385,5 +385,6 @@
   #endif
 
   #define HAS_SOFTWARE_ENDSTOPS (ENABLED(MIN_SOFTWARE_ENDSTOPS) || ENABLED(MAX_SOFTWARE_ENDSTOPS))
+  #define HAS_RESUME_CONTINUE (ENABLED(NEWPANEL) || ENABLED(EMERGENCY_PARSER))
 
 #endif //CONDITIONALS_LCD_H
diff --git a/Marlin/Marlin.h b/Marlin/Marlin.h
index 122a3547a4..159745b7f3 100644
--- a/Marlin/Marlin.h
+++ b/Marlin/Marlin.h
@@ -221,7 +221,7 @@ extern bool axis_known_position[XYZ]; // axis[n].is_known
 extern bool axis_homed[XYZ]; // axis[n].is_homed
 extern volatile bool wait_for_heatup;
 
-#if ENABLED(EMERGENCY_PARSER) || ENABLED(ULTIPANEL)
+#if HAS_RESUME_CONTINUE
   extern volatile bool wait_for_user;
 #endif
 
diff --git a/Marlin/Marlin_main.cpp b/Marlin/Marlin_main.cpp
index 17f461f871..86f5e3b3c7 100644
--- a/Marlin/Marlin_main.cpp
+++ b/Marlin/Marlin_main.cpp
@@ -443,7 +443,7 @@ static bool relative_mode = false;
 volatile bool wait_for_heatup = true;
 
 // For M0/M1, this flag may be cleared (by M108) to exit the wait-for-user loop
-#if ENABLED(EMERGENCY_PARSER) || ENABLED(ULTIPANEL)
+#if HAS_RESUME_CONTINUE
   volatile bool wait_for_user = false;
 #endif
 
@@ -4967,7 +4967,7 @@ inline void gcode_G92() {
   report_current_position();
 }
 
-#if ENABLED(EMERGENCY_PARSER) || ENABLED(ULTIPANEL)
+#if HAS_RESUME_CONTINUE
 
   /**
    * M0: Unconditional stop - Wait for user button press on LCD
@@ -5504,7 +5504,7 @@ inline void gcode_M42() {
           pin_state[pin - first_pin] = digitalRead(pin);
       }
 
-      #if ENABLED(EMERGENCY_PARSER) || ENABLED(ULTIPANEL)
+      #if HAS_RESUME_CONTINUE
         wait_for_user = true;
       #endif
 
@@ -5522,7 +5522,7 @@ inline void gcode_M42() {
           }
         }
 
-        #if ENABLED(EMERGENCY_PARSER) || ENABLED(ULTIPANEL)
+        #if HAS_RESUME_CONTINUE
           if (!wait_for_user) break;
         #endif
 
@@ -9139,7 +9139,7 @@ void process_next_command() {
     break;
 
     case 'M': switch (codenum) {
-      #if ENABLED(ULTIPANEL) || ENABLED(EMERGENCY_PARSER)
+      #if HAS_RESUME_CONTINUE
         case 0: // M0: Unconditional stop - Wait for user button press on LCD
         case 1: // M1: Conditional stop - Wait for user button press on LCD
           gcode_M0_M1();

From c7063eb55ceaabe419ee64e304a1e4e7b9b60227 Mon Sep 17 00:00:00 2001
From: Scott Lahteine <sourcetree@thinkyhead.com>
Date: Sat, 8 Apr 2017 20:45:06 -0500
Subject: [PATCH 4/6] theTarget => target_temp

---
 Marlin/Marlin_main.cpp | 20 ++++++++++----------
 1 file changed, 10 insertions(+), 10 deletions(-)

diff --git a/Marlin/Marlin_main.cpp b/Marlin/Marlin_main.cpp
index 86f5e3b3c7..7500abac57 100644
--- a/Marlin/Marlin_main.cpp
+++ b/Marlin/Marlin_main.cpp
@@ -6077,7 +6077,7 @@ inline void gcode_M109() {
     #define TEMP_CONDITIONS (wants_to_cool ? thermalManager.isCoolingHotend(target_extruder) : thermalManager.isHeatingHotend(target_extruder))
   #endif
 
-  float theTarget = -1.0, old_temp = 9999.0;
+  float target_temp = -1.0, old_temp = 9999.0;
   bool wants_to_cool = false;
   wait_for_heatup = true;
   millis_t now, next_temp_ms = 0, next_cool_check_ms = 0;
@@ -6086,9 +6086,9 @@ inline void gcode_M109() {
 
   do {
     // Target temperature might be changed during the loop
-    if (theTarget != thermalManager.degTargetHotend(target_extruder)) {
+    if (target_temp != thermalManager.degTargetHotend(target_extruder)) {
       wants_to_cool = thermalManager.isCoolingHotend(target_extruder);
-      theTarget = thermalManager.degTargetHotend(target_extruder);
+      target_temp = thermalManager.degTargetHotend(target_extruder);
 
       // Exit if S<lower>, continue if S<higher>, R<lower>, or R<higher>
       if (no_wait_for_cooling && wants_to_cool) break;
@@ -6115,11 +6115,11 @@ inline void gcode_M109() {
     idle();
     refresh_cmd_timeout(); // to prevent stepper_inactive_time from running out
 
-    float temp = thermalManager.degHotend(target_extruder);
+    const float temp = thermalManager.degHotend(target_extruder);
 
     #if TEMP_RESIDENCY_TIME > 0
 
-      float temp_diff = fabs(theTarget - temp);
+      const float temp_diff = fabs(target_temp - temp);
 
       if (!residency_start_ms) {
         // Start the TEMP_RESIDENCY_TIME timer when we reach target temp for the first time.
@@ -6186,7 +6186,7 @@ inline void gcode_M109() {
       #define TEMP_BED_CONDITIONS (wants_to_cool ? thermalManager.isCoolingBed() : thermalManager.isHeatingBed())
     #endif
 
-    float theTarget = -1.0, old_temp = 9999.0;
+    float target_temp = -1.0, old_temp = 9999.0;
     bool wants_to_cool = false;
     wait_for_heatup = true;
     millis_t now, next_temp_ms = 0, next_cool_check_ms = 0;
@@ -6197,9 +6197,9 @@ inline void gcode_M109() {
 
     do {
       // Target temperature might be changed during the loop
-      if (theTarget != thermalManager.degTargetBed()) {
+      if (target_temp != thermalManager.degTargetBed()) {
         wants_to_cool = thermalManager.isCoolingBed();
-        theTarget = thermalManager.degTargetBed();
+        target_temp = thermalManager.degTargetBed();
 
         // Exit if S<lower>, continue if S<higher>, R<lower>, or R<higher>
         if (no_wait_for_cooling && wants_to_cool) break;
@@ -6226,11 +6226,11 @@ inline void gcode_M109() {
       idle();
       refresh_cmd_timeout(); // to prevent stepper_inactive_time from running out
 
-      float temp = thermalManager.degBed();
+      const float temp = thermalManager.degBed();
 
       #if TEMP_BED_RESIDENCY_TIME > 0
 
-        float temp_diff = fabs(theTarget - temp);
+        const float temp_diff = fabs(target_temp - temp);
 
         if (!residency_start_ms) {
           // Start the TEMP_BED_RESIDENCY_TIME timer when we reach target temp for the first time.

From e7746ffee4e6cf47b38f5e424cd38ed1ccb88d97 Mon Sep 17 00:00:00 2001
From: Scott Lahteine <sourcetree@thinkyhead.com>
Date: Tue, 4 Apr 2017 16:26:30 -0500
Subject: [PATCH 5/6] Extend RGB LED support, adding Printer Events

---
 Marlin/Conditionals_LCD.h                     |  1 +
 Marlin/Configuration.h                        | 33 ++++++-
 Marlin/Marlin_main.cpp                        | 97 ++++++++++++++-----
 Marlin/SanityCheck.h                          |  2 +
 .../Cartesio/Configuration.h                  | 33 ++++++-
 .../Felix/Configuration.h                     | 33 ++++++-
 .../Felix/DUAL/Configuration.h                | 33 ++++++-
 .../Hephestos/Configuration.h                 | 33 ++++++-
 .../Hephestos_2/Configuration.h               | 33 ++++++-
 .../K8200/Configuration.h                     | 33 ++++++-
 .../K8400/Configuration.h                     | 33 ++++++-
 .../K8400/Dual-head/Configuration.h           | 33 ++++++-
 .../RepRapWorld/Megatronics/Configuration.h   | 33 ++++++-
 .../RigidBot/Configuration.h                  | 33 ++++++-
 .../SCARA/Configuration.h                     | 33 ++++++-
 .../TAZ4/Configuration.h                      | 33 ++++++-
 .../TinyBoy2/Configuration.h                  | 33 ++++++-
 .../WITBOX/Configuration.h                    | 33 ++++++-
 .../adafruit/ST7565/Configuration.h           | 33 ++++++-
 .../delta/flsun_kossel_mini/Configuration.h   | 33 ++++++-
 .../delta/generic/Configuration.h             | 33 ++++++-
 .../delta/kossel_mini/Configuration.h         | 33 ++++++-
 .../delta/kossel_pro/Configuration.h          | 33 ++++++-
 .../delta/kossel_xl/Configuration.h           | 33 ++++++-
 .../makibox/Configuration.h                   | 33 ++++++-
 .../tvrrug/Round2/Configuration.h             | 33 ++++++-
 26 files changed, 812 insertions(+), 47 deletions(-)

diff --git a/Marlin/Conditionals_LCD.h b/Marlin/Conditionals_LCD.h
index 4b23ea3e9d..356a61bbec 100644
--- a/Marlin/Conditionals_LCD.h
+++ b/Marlin/Conditionals_LCD.h
@@ -386,5 +386,6 @@
 
   #define HAS_SOFTWARE_ENDSTOPS (ENABLED(MIN_SOFTWARE_ENDSTOPS) || ENABLED(MAX_SOFTWARE_ENDSTOPS))
   #define HAS_RESUME_CONTINUE (ENABLED(NEWPANEL) || ENABLED(EMERGENCY_PARSER))
+  #define HAS_COLOR_LEDS (ENABLED(BLINKM) || ENABLED(RGB_LED))
 
 #endif //CONDITIONALS_LCD_H
diff --git a/Marlin/Configuration.h b/Marlin/Configuration.h
index e17a2db8a0..4152d7d33e 100644
--- a/Marlin/Configuration.h
+++ b/Marlin/Configuration.h
@@ -1514,7 +1514,23 @@
 //define BlinkM/CyzRgb Support
 //#define BLINKM
 
-// Support for an RGB LED using 3 separate pins with optional PWM
+/**
+ * RGB LED / LED Strip Control
+ *
+ * Enable support for an RGB LED connected to 5V digital pins, or
+ * an RGB Strip connected to MOSFETs controlled by digital pins.
+ *
+ * Adds the M150 command to set the LED (or LED strip) color. 
+ * If pins are PWM capable (e.g., 4, 5, 6, 11) then a range of
+ * luminance values can be set from 0 to 255.
+ *
+ * *** CAUTION ***
+ *  LED Strips require a MOFSET Chip between PWM lines and LEDs,
+ *  as the Arduino cannot handle the current the LEDs will require.
+ *  Failure to follow this precaution can destroy your Arduino!
+ * *** CAUTION ***
+ *
+ */
 //#define RGB_LED
 #if ENABLED(RGB_LED)
   #define RGB_LED_R_PIN 34
@@ -1522,6 +1538,21 @@
   #define RGB_LED_B_PIN 35
 #endif
 
+/**
+ * Printer Event LEDs
+ *
+ * During printing, the LEDs will reflect the printer status:
+ *
+ *  - Gradually change from blue to violet as the heated bed gets to target temp
+ *  - Gradually change from violet to red as the hotend gets to temperature
+ *  - Change to white to illuminate work surface
+ *  - Change to green once print has finished
+ *  - Turn off after the print has finished and the user has pushed a button
+ */
+#if ENABLED(BLINKM) || ENABLED(RGB_LED)
+  #define PRINTER_EVENT_LEDS
+#endif
+
 /*********************************************************************\
 * R/C SERVO support
 * Sponsored by TrinityLabs, Reworked by codexmas
diff --git a/Marlin/Marlin_main.cpp b/Marlin/Marlin_main.cpp
index 7500abac57..64c0bbe368 100644
--- a/Marlin/Marlin_main.cpp
+++ b/Marlin/Marlin_main.cpp
@@ -945,6 +945,31 @@ void servo_init() {
 
 #endif
 
+#if HAS_COLOR_LEDS
+
+  void set_led_color(const uint8_t r, const uint8_t g, const uint8_t b) {
+
+    #if ENABLED(BLINKM)
+
+      // This variant uses i2c to send the RGB components to the device.
+      SendColors(r, g, b);
+
+    #else
+
+      // This variant uses 3 separate pins for the RGB components.
+      // If the pins can do PWM then their intensity will be set.
+      digitalWrite(RGB_LED_R_PIN, r ? HIGH : LOW);
+      digitalWrite(RGB_LED_G_PIN, g ? HIGH : LOW);
+      digitalWrite(RGB_LED_B_PIN, b ? HIGH : LOW);
+      analogWrite(RGB_LED_R_PIN, r);
+      analogWrite(RGB_LED_G_PIN, g);
+      analogWrite(RGB_LED_B_PIN, b);
+
+    #endif
+  }
+
+#endif // HAS_COLOR_LEDS
+
 void gcode_line_error(const char* err, bool doFlush = true) {
   SERIAL_ERROR_START;
   serialprintPGM(err);
@@ -1129,6 +1154,19 @@ inline void get_serial_commands() {
         if (card_eof) {
           SERIAL_PROTOCOLLNPGM(MSG_FILE_PRINTED);
           card.printingHasFinished();
+          #if ENABLED(PRINTER_EVENT_LEDS)
+            LCD_MESSAGEPGM(MSG_INFO_COMPLETED_PRINTS);
+            set_led_color(0, 255, 0);
+            #if HAS_RESUME_CONTINUE
+              KEEPALIVE_STATE(PAUSED_FOR_USER);
+              wait_for_user = true;
+              while (wait_for_user) idle();
+              KEEPALIVE_STATE(IN_HANDLER);
+            #else
+              safe_delay(1000);
+            #endif
+            set_led_color(0, 0, 0);
+          #endif
           card.checkautostart(true);
         }
         else if (n == -1) {
@@ -6084,6 +6122,11 @@ inline void gcode_M109() {
 
   KEEPALIVE_STATE(NOT_BUSY);
 
+  #if ENABLED(PRINTER_EVENT_LEDS)
+    const float start_temp = thermalManager.degHotend(target_extruder);
+    uint8_t old_blue = 0;
+  #endif
+
   do {
     // Target temperature might be changed during the loop
     if (target_temp != thermalManager.degTargetHotend(target_extruder)) {
@@ -6117,6 +6160,14 @@ inline void gcode_M109() {
 
     const float temp = thermalManager.degHotend(target_extruder);
 
+    #if ENABLED(PRINTER_EVENT_LEDS)
+      // Gradually change LED strip from violet to red as nozzle heats up
+      if (!wants_to_cool) {
+        const uint8_t blue = map(constrain(temp, start_temp, target_temp), start_temp, target_temp, 255, 0);
+        if (blue != old_blue) set_led_color(255, 0, (old_blue = blue));
+      }
+    #endif
+
     #if TEMP_RESIDENCY_TIME > 0
 
       const float temp_diff = fabs(target_temp - temp);
@@ -6145,7 +6196,12 @@ inline void gcode_M109() {
 
   } while (wait_for_heatup && TEMP_CONDITIONS);
 
-  if (wait_for_heatup) LCD_MESSAGEPGM(MSG_HEATING_COMPLETE);
+  if (wait_for_heatup) {
+    LCD_MESSAGEPGM(MSG_HEATING_COMPLETE);
+    #if ENABLED(PRINTER_EVENT_LEDS)
+      set_led_color(255, 255, 255); // Set LEDs ALL WHITE
+    #endif
+  }
 
   KEEPALIVE_STATE(IN_HANDLER);
 }
@@ -6195,6 +6251,11 @@ inline void gcode_M109() {
 
     target_extruder = active_extruder; // for print_heaterstates
 
+    #if ENABLED(PRINTER_EVENT_LEDS)
+      const float start_temp = thermalManager.degBed();
+      uint8_t old_red = 255;
+    #endif
+
     do {
       // Target temperature might be changed during the loop
       if (target_temp != thermalManager.degTargetBed()) {
@@ -6228,6 +6289,15 @@ inline void gcode_M109() {
 
       const float temp = thermalManager.degBed();
 
+      #if ENABLED(PRINTER_EVENT_LEDS)
+        // Gradually change LED strip from blue to violet as bed heats up
+        if (!wants_to_cool) {
+          const uint8_t red = map(constrain(temp, start_temp, target_temp), start_temp, target_temp, 0, 255);
+          if (red != old_red) set_led_color((old_red = red), 0, 255);
+        }
+      }
+      #endif
+
       #if TEMP_BED_RESIDENCY_TIME > 0
 
         const float temp_diff = fabs(target_temp - temp);
@@ -6771,28 +6841,7 @@ inline void gcode_M121() { endstops.enable_globally(false); }
 
 #endif // PARK_HEAD_ON_PAUSE
 
-#if ENABLED(BLINKM) || ENABLED(RGB_LED)
-
-  void set_led_color(const uint8_t r, const uint8_t g, const uint8_t b) {
-
-    #if ENABLED(BLINKM)
-
-      // This variant uses i2c to send the RGB components to the device.
-      SendColors(r, g, b);
-
-    #else
-
-      // This variant uses 3 separate pins for the RGB components.
-      // If the pins can do PWM then their intensity will be set.
-      digitalWrite(RGB_LED_R_PIN, r ? HIGH : LOW);
-      digitalWrite(RGB_LED_G_PIN, g ? HIGH : LOW);
-      digitalWrite(RGB_LED_B_PIN, b ? HIGH : LOW);
-      analogWrite(RGB_LED_R_PIN, r);
-      analogWrite(RGB_LED_G_PIN, g);
-      analogWrite(RGB_LED_B_PIN, b);
-
-    #endif
-  }
+#if HAS_COLOR_LEDS
 
   /**
    * M150: Set Status LED Color - Use R-U-B for R-G-B
@@ -9388,7 +9437,7 @@ void process_next_command() {
           break;
       #endif
 
-      #if ENABLED(BLINKM) || ENABLED(RGB_LED)
+      #if HAS_COLOR_LEDS
 
         case 150: // M150: Set Status LED Color
           gcode_M150();
diff --git a/Marlin/SanityCheck.h b/Marlin/SanityCheck.h
index 0a36616d15..3464abe922 100644
--- a/Marlin/SanityCheck.h
+++ b/Marlin/SanityCheck.h
@@ -957,6 +957,8 @@ static_assert(1 >= 0
   #elif ENABLED(BLINKM)
     #error "RGB_LED and BLINKM are currently incompatible (both use M150)."
   #endif
+#elif DISABLED(BLINKM) && ENABLED(PRINTER_EVENT_LEDS)
+  #error "PRINTER_EVENT_LEDS requires BLINKM or RGB_LED."
 #endif
 
 /**
diff --git a/Marlin/example_configurations/Cartesio/Configuration.h b/Marlin/example_configurations/Cartesio/Configuration.h
index 62d6d8170d..9d2bc2a339 100644
--- a/Marlin/example_configurations/Cartesio/Configuration.h
+++ b/Marlin/example_configurations/Cartesio/Configuration.h
@@ -1513,7 +1513,23 @@
 //define BlinkM/CyzRgb Support
 //#define BLINKM
 
-// Support for an RGB LED using 3 separate pins with optional PWM
+/**
+ * RGB LED / LED Strip Control
+ *
+ * Enable support for an RGB LED connected to 5V digital pins, or
+ * an RGB Strip connected to MOSFETs controlled by digital pins.
+ *
+ * Adds the M150 command to set the LED (or LED strip) color. 
+ * If pins are PWM capable (e.g., 4, 5, 6, 11) then a range of
+ * luminance values can be set from 0 to 255.
+ *
+ * *** CAUTION ***
+ *  LED Strips require a MOFSET Chip between PWM lines and LEDs,
+ *  as the Arduino cannot handle the current the LEDs will require.
+ *  Failure to follow this precaution can destroy your Arduino!
+ * *** CAUTION ***
+ *
+ */
 //#define RGB_LED
 #if ENABLED(RGB_LED)
   #define RGB_LED_R_PIN 34
@@ -1521,6 +1537,21 @@
   #define RGB_LED_B_PIN 35
 #endif
 
+/**
+ * Printer Event LEDs
+ *
+ * During printing, the LEDs will reflect the printer status:
+ *
+ *  - Gradually change from blue to violet as the heated bed gets to target temp
+ *  - Gradually change from violet to red as the hotend gets to temperature
+ *  - Change to white to illuminate work surface
+ *  - Change to green once print has finished
+ *  - Turn off after the print has finished and the user has pushed a button
+ */
+#if ENABLED(BLINKM) || ENABLED(RGB_LED)
+  #define PRINTER_EVENT_LEDS
+#endif
+
 /*********************************************************************\
 * R/C SERVO support
 * Sponsored by TrinityLabs, Reworked by codexmas
diff --git a/Marlin/example_configurations/Felix/Configuration.h b/Marlin/example_configurations/Felix/Configuration.h
index 71b26a7f1e..2b670d4e04 100644
--- a/Marlin/example_configurations/Felix/Configuration.h
+++ b/Marlin/example_configurations/Felix/Configuration.h
@@ -1497,7 +1497,23 @@
 //define BlinkM/CyzRgb Support
 //#define BLINKM
 
-// Support for an RGB LED using 3 separate pins with optional PWM
+/**
+ * RGB LED / LED Strip Control
+ *
+ * Enable support for an RGB LED connected to 5V digital pins, or
+ * an RGB Strip connected to MOSFETs controlled by digital pins.
+ *
+ * Adds the M150 command to set the LED (or LED strip) color. 
+ * If pins are PWM capable (e.g., 4, 5, 6, 11) then a range of
+ * luminance values can be set from 0 to 255.
+ *
+ * *** CAUTION ***
+ *  LED Strips require a MOFSET Chip between PWM lines and LEDs,
+ *  as the Arduino cannot handle the current the LEDs will require.
+ *  Failure to follow this precaution can destroy your Arduino!
+ * *** CAUTION ***
+ *
+ */
 //#define RGB_LED
 #if ENABLED(RGB_LED)
   #define RGB_LED_R_PIN 34
@@ -1505,6 +1521,21 @@
   #define RGB_LED_B_PIN 35
 #endif
 
+/**
+ * Printer Event LEDs
+ *
+ * During printing, the LEDs will reflect the printer status:
+ *
+ *  - Gradually change from blue to violet as the heated bed gets to target temp
+ *  - Gradually change from violet to red as the hotend gets to temperature
+ *  - Change to white to illuminate work surface
+ *  - Change to green once print has finished
+ *  - Turn off after the print has finished and the user has pushed a button
+ */
+#if ENABLED(BLINKM) || ENABLED(RGB_LED)
+  #define PRINTER_EVENT_LEDS
+#endif
+
 /*********************************************************************\
 * R/C SERVO support
 * Sponsored by TrinityLabs, Reworked by codexmas
diff --git a/Marlin/example_configurations/Felix/DUAL/Configuration.h b/Marlin/example_configurations/Felix/DUAL/Configuration.h
index 59e5faeab2..f5299dea1c 100644
--- a/Marlin/example_configurations/Felix/DUAL/Configuration.h
+++ b/Marlin/example_configurations/Felix/DUAL/Configuration.h
@@ -1497,7 +1497,23 @@
 //define BlinkM/CyzRgb Support
 //#define BLINKM
 
-// Support for an RGB LED using 3 separate pins with optional PWM
+/**
+ * RGB LED / LED Strip Control
+ *
+ * Enable support for an RGB LED connected to 5V digital pins, or
+ * an RGB Strip connected to MOSFETs controlled by digital pins.
+ *
+ * Adds the M150 command to set the LED (or LED strip) color. 
+ * If pins are PWM capable (e.g., 4, 5, 6, 11) then a range of
+ * luminance values can be set from 0 to 255.
+ *
+ * *** CAUTION ***
+ *  LED Strips require a MOFSET Chip between PWM lines and LEDs,
+ *  as the Arduino cannot handle the current the LEDs will require.
+ *  Failure to follow this precaution can destroy your Arduino!
+ * *** CAUTION ***
+ *
+ */
 //#define RGB_LED
 #if ENABLED(RGB_LED)
   #define RGB_LED_R_PIN 34
@@ -1505,6 +1521,21 @@
   #define RGB_LED_B_PIN 35
 #endif
 
+/**
+ * Printer Event LEDs
+ *
+ * During printing, the LEDs will reflect the printer status:
+ *
+ *  - Gradually change from blue to violet as the heated bed gets to target temp
+ *  - Gradually change from violet to red as the hotend gets to temperature
+ *  - Change to white to illuminate work surface
+ *  - Change to green once print has finished
+ *  - Turn off after the print has finished and the user has pushed a button
+ */
+#if ENABLED(BLINKM) || ENABLED(RGB_LED)
+  #define PRINTER_EVENT_LEDS
+#endif
+
 /*********************************************************************\
 * R/C SERVO support
 * Sponsored by TrinityLabs, Reworked by codexmas
diff --git a/Marlin/example_configurations/Hephestos/Configuration.h b/Marlin/example_configurations/Hephestos/Configuration.h
index fef9f3657a..9b5a049385 100644
--- a/Marlin/example_configurations/Hephestos/Configuration.h
+++ b/Marlin/example_configurations/Hephestos/Configuration.h
@@ -1505,7 +1505,23 @@
 //define BlinkM/CyzRgb Support
 //#define BLINKM
 
-// Support for an RGB LED using 3 separate pins with optional PWM
+/**
+ * RGB LED / LED Strip Control
+ *
+ * Enable support for an RGB LED connected to 5V digital pins, or
+ * an RGB Strip connected to MOSFETs controlled by digital pins.
+ *
+ * Adds the M150 command to set the LED (or LED strip) color. 
+ * If pins are PWM capable (e.g., 4, 5, 6, 11) then a range of
+ * luminance values can be set from 0 to 255.
+ *
+ * *** CAUTION ***
+ *  LED Strips require a MOFSET Chip between PWM lines and LEDs,
+ *  as the Arduino cannot handle the current the LEDs will require.
+ *  Failure to follow this precaution can destroy your Arduino!
+ * *** CAUTION ***
+ *
+ */
 //#define RGB_LED
 #if ENABLED(RGB_LED)
   #define RGB_LED_R_PIN 34
@@ -1513,6 +1529,21 @@
   #define RGB_LED_B_PIN 35
 #endif
 
+/**
+ * Printer Event LEDs
+ *
+ * During printing, the LEDs will reflect the printer status:
+ *
+ *  - Gradually change from blue to violet as the heated bed gets to target temp
+ *  - Gradually change from violet to red as the hotend gets to temperature
+ *  - Change to white to illuminate work surface
+ *  - Change to green once print has finished
+ *  - Turn off after the print has finished and the user has pushed a button
+ */
+#if ENABLED(BLINKM) || ENABLED(RGB_LED)
+  #define PRINTER_EVENT_LEDS
+#endif
+
 /*********************************************************************\
 * R/C SERVO support
 * Sponsored by TrinityLabs, Reworked by codexmas
diff --git a/Marlin/example_configurations/Hephestos_2/Configuration.h b/Marlin/example_configurations/Hephestos_2/Configuration.h
index 2d4abfda9a..9af69e5786 100644
--- a/Marlin/example_configurations/Hephestos_2/Configuration.h
+++ b/Marlin/example_configurations/Hephestos_2/Configuration.h
@@ -1508,7 +1508,23 @@
 //define BlinkM/CyzRgb Support
 //#define BLINKM
 
-// Support for an RGB LED using 3 separate pins with optional PWM
+/**
+ * RGB LED / LED Strip Control
+ *
+ * Enable support for an RGB LED connected to 5V digital pins, or
+ * an RGB Strip connected to MOSFETs controlled by digital pins.
+ *
+ * Adds the M150 command to set the LED (or LED strip) color. 
+ * If pins are PWM capable (e.g., 4, 5, 6, 11) then a range of
+ * luminance values can be set from 0 to 255.
+ *
+ * *** CAUTION ***
+ *  LED Strips require a MOFSET Chip between PWM lines and LEDs,
+ *  as the Arduino cannot handle the current the LEDs will require.
+ *  Failure to follow this precaution can destroy your Arduino!
+ * *** CAUTION ***
+ *
+ */
 //#define RGB_LED
 #if ENABLED(RGB_LED)
   #define RGB_LED_R_PIN 34
@@ -1516,6 +1532,21 @@
   #define RGB_LED_B_PIN 35
 #endif
 
+/**
+ * Printer Event LEDs
+ *
+ * During printing, the LEDs will reflect the printer status:
+ *
+ *  - Gradually change from blue to violet as the heated bed gets to target temp
+ *  - Gradually change from violet to red as the hotend gets to temperature
+ *  - Change to white to illuminate work surface
+ *  - Change to green once print has finished
+ *  - Turn off after the print has finished and the user has pushed a button
+ */
+#if ENABLED(BLINKM) || ENABLED(RGB_LED)
+  #define PRINTER_EVENT_LEDS
+#endif
+
 /*********************************************************************\
 * R/C SERVO support
 * Sponsored by TrinityLabs, Reworked by codexmas
diff --git a/Marlin/example_configurations/K8200/Configuration.h b/Marlin/example_configurations/K8200/Configuration.h
index 2bebbd6481..747096f6ba 100644
--- a/Marlin/example_configurations/K8200/Configuration.h
+++ b/Marlin/example_configurations/K8200/Configuration.h
@@ -1548,7 +1548,23 @@
 //define BlinkM/CyzRgb Support
 //#define BLINKM
 
-// Support for an RGB LED using 3 separate pins with optional PWM
+/**
+ * RGB LED / LED Strip Control
+ *
+ * Enable support for an RGB LED connected to 5V digital pins, or
+ * an RGB Strip connected to MOSFETs controlled by digital pins.
+ *
+ * Adds the M150 command to set the LED (or LED strip) color. 
+ * If pins are PWM capable (e.g., 4, 5, 6, 11) then a range of
+ * luminance values can be set from 0 to 255.
+ *
+ * *** CAUTION ***
+ *  LED Strips require a MOFSET Chip between PWM lines and LEDs,
+ *  as the Arduino cannot handle the current the LEDs will require.
+ *  Failure to follow this precaution can destroy your Arduino!
+ * *** CAUTION ***
+ *
+ */
 //#define RGB_LED
 #if ENABLED(RGB_LED)
   #define RGB_LED_R_PIN 34
@@ -1556,6 +1572,21 @@
   #define RGB_LED_B_PIN 35
 #endif
 
+/**
+ * Printer Event LEDs
+ *
+ * During printing, the LEDs will reflect the printer status:
+ *
+ *  - Gradually change from blue to violet as the heated bed gets to target temp
+ *  - Gradually change from violet to red as the hotend gets to temperature
+ *  - Change to white to illuminate work surface
+ *  - Change to green once print has finished
+ *  - Turn off after the print has finished and the user has pushed a button
+ */
+#if ENABLED(BLINKM) || ENABLED(RGB_LED)
+  #define PRINTER_EVENT_LEDS
+#endif
+
 /*********************************************************************\
 * R/C SERVO support
 * Sponsored by TrinityLabs, Reworked by codexmas
diff --git a/Marlin/example_configurations/K8400/Configuration.h b/Marlin/example_configurations/K8400/Configuration.h
index 0b95474535..89e4334126 100644
--- a/Marlin/example_configurations/K8400/Configuration.h
+++ b/Marlin/example_configurations/K8400/Configuration.h
@@ -1514,7 +1514,23 @@
 //define BlinkM/CyzRgb Support
 //#define BLINKM
 
-// Support for an RGB LED using 3 separate pins with optional PWM
+/**
+ * RGB LED / LED Strip Control
+ *
+ * Enable support for an RGB LED connected to 5V digital pins, or
+ * an RGB Strip connected to MOSFETs controlled by digital pins.
+ *
+ * Adds the M150 command to set the LED (or LED strip) color. 
+ * If pins are PWM capable (e.g., 4, 5, 6, 11) then a range of
+ * luminance values can be set from 0 to 255.
+ *
+ * *** CAUTION ***
+ *  LED Strips require a MOFSET Chip between PWM lines and LEDs,
+ *  as the Arduino cannot handle the current the LEDs will require.
+ *  Failure to follow this precaution can destroy your Arduino!
+ * *** CAUTION ***
+ *
+ */
 //#define RGB_LED
 #if ENABLED(RGB_LED)
   #define RGB_LED_R_PIN 34
@@ -1522,6 +1538,21 @@
   #define RGB_LED_B_PIN 35
 #endif
 
+/**
+ * Printer Event LEDs
+ *
+ * During printing, the LEDs will reflect the printer status:
+ *
+ *  - Gradually change from blue to violet as the heated bed gets to target temp
+ *  - Gradually change from violet to red as the hotend gets to temperature
+ *  - Change to white to illuminate work surface
+ *  - Change to green once print has finished
+ *  - Turn off after the print has finished and the user has pushed a button
+ */
+#if ENABLED(BLINKM) || ENABLED(RGB_LED)
+  #define PRINTER_EVENT_LEDS
+#endif
+
 /*********************************************************************\
 * R/C SERVO support
 * Sponsored by TrinityLabs, Reworked by codexmas
diff --git a/Marlin/example_configurations/K8400/Dual-head/Configuration.h b/Marlin/example_configurations/K8400/Dual-head/Configuration.h
index 63c3036e6d..677ee815d4 100644
--- a/Marlin/example_configurations/K8400/Dual-head/Configuration.h
+++ b/Marlin/example_configurations/K8400/Dual-head/Configuration.h
@@ -1514,7 +1514,23 @@
 //define BlinkM/CyzRgb Support
 //#define BLINKM
 
-// Support for an RGB LED using 3 separate pins with optional PWM
+/**
+ * RGB LED / LED Strip Control
+ *
+ * Enable support for an RGB LED connected to 5V digital pins, or
+ * an RGB Strip connected to MOSFETs controlled by digital pins.
+ *
+ * Adds the M150 command to set the LED (or LED strip) color. 
+ * If pins are PWM capable (e.g., 4, 5, 6, 11) then a range of
+ * luminance values can be set from 0 to 255.
+ *
+ * *** CAUTION ***
+ *  LED Strips require a MOFSET Chip between PWM lines and LEDs,
+ *  as the Arduino cannot handle the current the LEDs will require.
+ *  Failure to follow this precaution can destroy your Arduino!
+ * *** CAUTION ***
+ *
+ */
 //#define RGB_LED
 #if ENABLED(RGB_LED)
   #define RGB_LED_R_PIN 34
@@ -1522,6 +1538,21 @@
   #define RGB_LED_B_PIN 35
 #endif
 
+/**
+ * Printer Event LEDs
+ *
+ * During printing, the LEDs will reflect the printer status:
+ *
+ *  - Gradually change from blue to violet as the heated bed gets to target temp
+ *  - Gradually change from violet to red as the hotend gets to temperature
+ *  - Change to white to illuminate work surface
+ *  - Change to green once print has finished
+ *  - Turn off after the print has finished and the user has pushed a button
+ */
+#if ENABLED(BLINKM) || ENABLED(RGB_LED)
+  #define PRINTER_EVENT_LEDS
+#endif
+
 /*********************************************************************\
 * R/C SERVO support
 * Sponsored by TrinityLabs, Reworked by codexmas
diff --git a/Marlin/example_configurations/RepRapWorld/Megatronics/Configuration.h b/Marlin/example_configurations/RepRapWorld/Megatronics/Configuration.h
index f5e44da8ba..48c9ed6190 100644
--- a/Marlin/example_configurations/RepRapWorld/Megatronics/Configuration.h
+++ b/Marlin/example_configurations/RepRapWorld/Megatronics/Configuration.h
@@ -1514,7 +1514,23 @@
 //define BlinkM/CyzRgb Support
 //#define BLINKM
 
-// Support for an RGB LED using 3 separate pins with optional PWM
+/**
+ * RGB LED / LED Strip Control
+ *
+ * Enable support for an RGB LED connected to 5V digital pins, or
+ * an RGB Strip connected to MOSFETs controlled by digital pins.
+ *
+ * Adds the M150 command to set the LED (or LED strip) color. 
+ * If pins are PWM capable (e.g., 4, 5, 6, 11) then a range of
+ * luminance values can be set from 0 to 255.
+ *
+ * *** CAUTION ***
+ *  LED Strips require a MOFSET Chip between PWM lines and LEDs,
+ *  as the Arduino cannot handle the current the LEDs will require.
+ *  Failure to follow this precaution can destroy your Arduino!
+ * *** CAUTION ***
+ *
+ */
 //#define RGB_LED
 #if ENABLED(RGB_LED)
   #define RGB_LED_R_PIN 34
@@ -1522,6 +1538,21 @@
   #define RGB_LED_B_PIN 35
 #endif
 
+/**
+ * Printer Event LEDs
+ *
+ * During printing, the LEDs will reflect the printer status:
+ *
+ *  - Gradually change from blue to violet as the heated bed gets to target temp
+ *  - Gradually change from violet to red as the hotend gets to temperature
+ *  - Change to white to illuminate work surface
+ *  - Change to green once print has finished
+ *  - Turn off after the print has finished and the user has pushed a button
+ */
+#if ENABLED(BLINKM) || ENABLED(RGB_LED)
+  #define PRINTER_EVENT_LEDS
+#endif
+
 /*********************************************************************\
 * R/C SERVO support
 * Sponsored by TrinityLabs, Reworked by codexmas
diff --git a/Marlin/example_configurations/RigidBot/Configuration.h b/Marlin/example_configurations/RigidBot/Configuration.h
index a7f1bb8f2e..0d35e7a519 100644
--- a/Marlin/example_configurations/RigidBot/Configuration.h
+++ b/Marlin/example_configurations/RigidBot/Configuration.h
@@ -1515,7 +1515,23 @@
 //define BlinkM/CyzRgb Support
 //#define BLINKM
 
-// Support for an RGB LED using 3 separate pins with optional PWM
+/**
+ * RGB LED / LED Strip Control
+ *
+ * Enable support for an RGB LED connected to 5V digital pins, or
+ * an RGB Strip connected to MOSFETs controlled by digital pins.
+ *
+ * Adds the M150 command to set the LED (or LED strip) color. 
+ * If pins are PWM capable (e.g., 4, 5, 6, 11) then a range of
+ * luminance values can be set from 0 to 255.
+ *
+ * *** CAUTION ***
+ *  LED Strips require a MOFSET Chip between PWM lines and LEDs,
+ *  as the Arduino cannot handle the current the LEDs will require.
+ *  Failure to follow this precaution can destroy your Arduino!
+ * *** CAUTION ***
+ *
+ */
 //#define RGB_LED
 #if ENABLED(RGB_LED)
   #define RGB_LED_R_PIN 34
@@ -1523,6 +1539,21 @@
   #define RGB_LED_B_PIN 35
 #endif
 
+/**
+ * Printer Event LEDs
+ *
+ * During printing, the LEDs will reflect the printer status:
+ *
+ *  - Gradually change from blue to violet as the heated bed gets to target temp
+ *  - Gradually change from violet to red as the hotend gets to temperature
+ *  - Change to white to illuminate work surface
+ *  - Change to green once print has finished
+ *  - Turn off after the print has finished and the user has pushed a button
+ */
+#if ENABLED(BLINKM) || ENABLED(RGB_LED)
+  #define PRINTER_EVENT_LEDS
+#endif
+
 /*********************************************************************\
 * R/C SERVO support
 * Sponsored by TrinityLabs, Reworked by codexmas
diff --git a/Marlin/example_configurations/SCARA/Configuration.h b/Marlin/example_configurations/SCARA/Configuration.h
index 29352b0dae..fac1e5109f 100644
--- a/Marlin/example_configurations/SCARA/Configuration.h
+++ b/Marlin/example_configurations/SCARA/Configuration.h
@@ -1529,7 +1529,23 @@
 //define BlinkM/CyzRgb Support
 //#define BLINKM
 
-// Support for an RGB LED using 3 separate pins with optional PWM
+/**
+ * RGB LED / LED Strip Control
+ *
+ * Enable support for an RGB LED connected to 5V digital pins, or
+ * an RGB Strip connected to MOSFETs controlled by digital pins.
+ *
+ * Adds the M150 command to set the LED (or LED strip) color. 
+ * If pins are PWM capable (e.g., 4, 5, 6, 11) then a range of
+ * luminance values can be set from 0 to 255.
+ *
+ * *** CAUTION ***
+ *  LED Strips require a MOFSET Chip between PWM lines and LEDs,
+ *  as the Arduino cannot handle the current the LEDs will require.
+ *  Failure to follow this precaution can destroy your Arduino!
+ * *** CAUTION ***
+ *
+ */
 //#define RGB_LED
 #if ENABLED(RGB_LED)
   #define RGB_LED_R_PIN 34
@@ -1537,6 +1553,21 @@
   #define RGB_LED_B_PIN 35
 #endif
 
+/**
+ * Printer Event LEDs
+ *
+ * During printing, the LEDs will reflect the printer status:
+ *
+ *  - Gradually change from blue to violet as the heated bed gets to target temp
+ *  - Gradually change from violet to red as the hotend gets to temperature
+ *  - Change to white to illuminate work surface
+ *  - Change to green once print has finished
+ *  - Turn off after the print has finished and the user has pushed a button
+ */
+#if ENABLED(BLINKM) || ENABLED(RGB_LED)
+  #define PRINTER_EVENT_LEDS
+#endif
+
 /*********************************************************************\
 * R/C SERVO support
 * Sponsored by TrinityLabs, Reworked by codexmas
diff --git a/Marlin/example_configurations/TAZ4/Configuration.h b/Marlin/example_configurations/TAZ4/Configuration.h
index 03100e59c2..9b4d171391 100644
--- a/Marlin/example_configurations/TAZ4/Configuration.h
+++ b/Marlin/example_configurations/TAZ4/Configuration.h
@@ -1534,7 +1534,23 @@
 //define BlinkM/CyzRgb Support
 //#define BLINKM
 
-// Support for an RGB LED using 3 separate pins with optional PWM
+/**
+ * RGB LED / LED Strip Control
+ *
+ * Enable support for an RGB LED connected to 5V digital pins, or
+ * an RGB Strip connected to MOSFETs controlled by digital pins.
+ *
+ * Adds the M150 command to set the LED (or LED strip) color. 
+ * If pins are PWM capable (e.g., 4, 5, 6, 11) then a range of
+ * luminance values can be set from 0 to 255.
+ *
+ * *** CAUTION ***
+ *  LED Strips require a MOFSET Chip between PWM lines and LEDs,
+ *  as the Arduino cannot handle the current the LEDs will require.
+ *  Failure to follow this precaution can destroy your Arduino!
+ * *** CAUTION ***
+ *
+ */
 //#define RGB_LED
 #if ENABLED(RGB_LED)
   #define RGB_LED_R_PIN 34
@@ -1542,6 +1558,21 @@
   #define RGB_LED_B_PIN 35
 #endif
 
+/**
+ * Printer Event LEDs
+ *
+ * During printing, the LEDs will reflect the printer status:
+ *
+ *  - Gradually change from blue to violet as the heated bed gets to target temp
+ *  - Gradually change from violet to red as the hotend gets to temperature
+ *  - Change to white to illuminate work surface
+ *  - Change to green once print has finished
+ *  - Turn off after the print has finished and the user has pushed a button
+ */
+#if ENABLED(BLINKM) || ENABLED(RGB_LED)
+  #define PRINTER_EVENT_LEDS
+#endif
+
 /*********************************************************************\
 * R/C SERVO support
 * Sponsored by TrinityLabs, Reworked by codexmas
diff --git a/Marlin/example_configurations/TinyBoy2/Configuration.h b/Marlin/example_configurations/TinyBoy2/Configuration.h
index ce24a344ed..4ac0360691 100644
--- a/Marlin/example_configurations/TinyBoy2/Configuration.h
+++ b/Marlin/example_configurations/TinyBoy2/Configuration.h
@@ -1570,7 +1570,23 @@
 //define BlinkM/CyzRgb Support
 //#define BLINKM
 
-// Support for an RGB LED using 3 separate pins with optional PWM
+/**
+ * RGB LED / LED Strip Control
+ *
+ * Enable support for an RGB LED connected to 5V digital pins, or
+ * an RGB Strip connected to MOSFETs controlled by digital pins.
+ *
+ * Adds the M150 command to set the LED (or LED strip) color. 
+ * If pins are PWM capable (e.g., 4, 5, 6, 11) then a range of
+ * luminance values can be set from 0 to 255.
+ *
+ * *** CAUTION ***
+ *  LED Strips require a MOFSET Chip between PWM lines and LEDs,
+ *  as the Arduino cannot handle the current the LEDs will require.
+ *  Failure to follow this precaution can destroy your Arduino!
+ * *** CAUTION ***
+ *
+ */
 //#define RGB_LED
 #if ENABLED(RGB_LED)
   #define RGB_LED_R_PIN 34
@@ -1578,6 +1594,21 @@
   #define RGB_LED_B_PIN 35
 #endif
 
+/**
+ * Printer Event LEDs
+ *
+ * During printing, the LEDs will reflect the printer status:
+ *
+ *  - Gradually change from blue to violet as the heated bed gets to target temp
+ *  - Gradually change from violet to red as the hotend gets to temperature
+ *  - Change to white to illuminate work surface
+ *  - Change to green once print has finished
+ *  - Turn off after the print has finished and the user has pushed a button
+ */
+#if ENABLED(BLINKM) || ENABLED(RGB_LED)
+  #define PRINTER_EVENT_LEDS
+#endif
+
 /*********************************************************************\
 * R/C SERVO support
 * Sponsored by TrinityLabs, Reworked by codexmas
diff --git a/Marlin/example_configurations/WITBOX/Configuration.h b/Marlin/example_configurations/WITBOX/Configuration.h
index 7c69e1b1eb..46dd900e80 100644
--- a/Marlin/example_configurations/WITBOX/Configuration.h
+++ b/Marlin/example_configurations/WITBOX/Configuration.h
@@ -1505,7 +1505,23 @@
 //define BlinkM/CyzRgb Support
 //#define BLINKM
 
-// Support for an RGB LED using 3 separate pins with optional PWM
+/**
+ * RGB LED / LED Strip Control
+ *
+ * Enable support for an RGB LED connected to 5V digital pins, or
+ * an RGB Strip connected to MOSFETs controlled by digital pins.
+ *
+ * Adds the M150 command to set the LED (or LED strip) color. 
+ * If pins are PWM capable (e.g., 4, 5, 6, 11) then a range of
+ * luminance values can be set from 0 to 255.
+ *
+ * *** CAUTION ***
+ *  LED Strips require a MOFSET Chip between PWM lines and LEDs,
+ *  as the Arduino cannot handle the current the LEDs will require.
+ *  Failure to follow this precaution can destroy your Arduino!
+ * *** CAUTION ***
+ *
+ */
 //#define RGB_LED
 #if ENABLED(RGB_LED)
   #define RGB_LED_R_PIN 34
@@ -1513,6 +1529,21 @@
   #define RGB_LED_B_PIN 35
 #endif
 
+/**
+ * Printer Event LEDs
+ *
+ * During printing, the LEDs will reflect the printer status:
+ *
+ *  - Gradually change from blue to violet as the heated bed gets to target temp
+ *  - Gradually change from violet to red as the hotend gets to temperature
+ *  - Change to white to illuminate work surface
+ *  - Change to green once print has finished
+ *  - Turn off after the print has finished and the user has pushed a button
+ */
+#if ENABLED(BLINKM) || ENABLED(RGB_LED)
+  #define PRINTER_EVENT_LEDS
+#endif
+
 /*********************************************************************\
 * R/C SERVO support
 * Sponsored by TrinityLabs, Reworked by codexmas
diff --git a/Marlin/example_configurations/adafruit/ST7565/Configuration.h b/Marlin/example_configurations/adafruit/ST7565/Configuration.h
index 55fde5dc67..565d6eeffc 100644
--- a/Marlin/example_configurations/adafruit/ST7565/Configuration.h
+++ b/Marlin/example_configurations/adafruit/ST7565/Configuration.h
@@ -1514,7 +1514,23 @@
 //define BlinkM/CyzRgb Support
 //#define BLINKM
 
-// Support for an RGB LED using 3 separate pins with optional PWM
+/**
+ * RGB LED / LED Strip Control
+ *
+ * Enable support for an RGB LED connected to 5V digital pins, or
+ * an RGB Strip connected to MOSFETs controlled by digital pins.
+ *
+ * Adds the M150 command to set the LED (or LED strip) color. 
+ * If pins are PWM capable (e.g., 4, 5, 6, 11) then a range of
+ * luminance values can be set from 0 to 255.
+ *
+ * *** CAUTION ***
+ *  LED Strips require a MOFSET Chip between PWM lines and LEDs,
+ *  as the Arduino cannot handle the current the LEDs will require.
+ *  Failure to follow this precaution can destroy your Arduino!
+ * *** CAUTION ***
+ *
+ */
 //#define RGB_LED
 #if ENABLED(RGB_LED)
   #define RGB_LED_R_PIN 34
@@ -1522,6 +1538,21 @@
   #define RGB_LED_B_PIN 35
 #endif
 
+/**
+ * Printer Event LEDs
+ *
+ * During printing, the LEDs will reflect the printer status:
+ *
+ *  - Gradually change from blue to violet as the heated bed gets to target temp
+ *  - Gradually change from violet to red as the hotend gets to temperature
+ *  - Change to white to illuminate work surface
+ *  - Change to green once print has finished
+ *  - Turn off after the print has finished and the user has pushed a button
+ */
+#if ENABLED(BLINKM) || ENABLED(RGB_LED)
+  #define PRINTER_EVENT_LEDS
+#endif
+
 /*********************************************************************\
 * R/C SERVO support
 * Sponsored by TrinityLabs, Reworked by codexmas
diff --git a/Marlin/example_configurations/delta/flsun_kossel_mini/Configuration.h b/Marlin/example_configurations/delta/flsun_kossel_mini/Configuration.h
index 0aeef6f293..add835d340 100644
--- a/Marlin/example_configurations/delta/flsun_kossel_mini/Configuration.h
+++ b/Marlin/example_configurations/delta/flsun_kossel_mini/Configuration.h
@@ -1630,7 +1630,23 @@
 //define BlinkM/CyzRgb Support
 //#define BLINKM
 
-// Support for an RGB LED using 3 separate pins with optional PWM
+/**
+ * RGB LED / LED Strip Control
+ *
+ * Enable support for an RGB LED connected to 5V digital pins, or
+ * an RGB Strip connected to MOSFETs controlled by digital pins.
+ *
+ * Adds the M150 command to set the LED (or LED strip) color. 
+ * If pins are PWM capable (e.g., 4, 5, 6, 11) then a range of
+ * luminance values can be set from 0 to 255.
+ *
+ * *** CAUTION ***
+ *  LED Strips require a MOFSET Chip between PWM lines and LEDs,
+ *  as the Arduino cannot handle the current the LEDs will require.
+ *  Failure to follow this precaution can destroy your Arduino!
+ * *** CAUTION ***
+ *
+ */
 //#define RGB_LED
 #if ENABLED(RGB_LED)
   #define RGB_LED_R_PIN 34
@@ -1638,6 +1654,21 @@
   #define RGB_LED_B_PIN 35
 #endif
 
+/**
+ * Printer Event LEDs
+ *
+ * During printing, the LEDs will reflect the printer status:
+ *
+ *  - Gradually change from blue to violet as the heated bed gets to target temp
+ *  - Gradually change from violet to red as the hotend gets to temperature
+ *  - Change to white to illuminate work surface
+ *  - Change to green once print has finished
+ *  - Turn off after the print has finished and the user has pushed a button
+ */
+#if ENABLED(BLINKM) || ENABLED(RGB_LED)
+  #define PRINTER_EVENT_LEDS
+#endif
+
 /*********************************************************************\
 * R/C SERVO support
 * Sponsored by TrinityLabs, Reworked by codexmas
diff --git a/Marlin/example_configurations/delta/generic/Configuration.h b/Marlin/example_configurations/delta/generic/Configuration.h
index 6ea0062ada..2ea7d06bdf 100644
--- a/Marlin/example_configurations/delta/generic/Configuration.h
+++ b/Marlin/example_configurations/delta/generic/Configuration.h
@@ -1616,7 +1616,23 @@
 //define BlinkM/CyzRgb Support
 //#define BLINKM
 
-// Support for an RGB LED using 3 separate pins with optional PWM
+/**
+ * RGB LED / LED Strip Control
+ *
+ * Enable support for an RGB LED connected to 5V digital pins, or
+ * an RGB Strip connected to MOSFETs controlled by digital pins.
+ *
+ * Adds the M150 command to set the LED (or LED strip) color. 
+ * If pins are PWM capable (e.g., 4, 5, 6, 11) then a range of
+ * luminance values can be set from 0 to 255.
+ *
+ * *** CAUTION ***
+ *  LED Strips require a MOFSET Chip between PWM lines and LEDs,
+ *  as the Arduino cannot handle the current the LEDs will require.
+ *  Failure to follow this precaution can destroy your Arduino!
+ * *** CAUTION ***
+ *
+ */
 //#define RGB_LED
 #if ENABLED(RGB_LED)
   #define RGB_LED_R_PIN 34
@@ -1624,6 +1640,21 @@
   #define RGB_LED_B_PIN 35
 #endif
 
+/**
+ * Printer Event LEDs
+ *
+ * During printing, the LEDs will reflect the printer status:
+ *
+ *  - Gradually change from blue to violet as the heated bed gets to target temp
+ *  - Gradually change from violet to red as the hotend gets to temperature
+ *  - Change to white to illuminate work surface
+ *  - Change to green once print has finished
+ *  - Turn off after the print has finished and the user has pushed a button
+ */
+#if ENABLED(BLINKM) || ENABLED(RGB_LED)
+  #define PRINTER_EVENT_LEDS
+#endif
+
 /*********************************************************************\
 * R/C SERVO support
 * Sponsored by TrinityLabs, Reworked by codexmas
diff --git a/Marlin/example_configurations/delta/kossel_mini/Configuration.h b/Marlin/example_configurations/delta/kossel_mini/Configuration.h
index ebd147e1f1..ddcba6c0d6 100644
--- a/Marlin/example_configurations/delta/kossel_mini/Configuration.h
+++ b/Marlin/example_configurations/delta/kossel_mini/Configuration.h
@@ -1612,7 +1612,23 @@
 //define BlinkM/CyzRgb Support
 //#define BLINKM
 
-// Support for an RGB LED using 3 separate pins with optional PWM
+/**
+ * RGB LED / LED Strip Control
+ *
+ * Enable support for an RGB LED connected to 5V digital pins, or
+ * an RGB Strip connected to MOSFETs controlled by digital pins.
+ *
+ * Adds the M150 command to set the LED (or LED strip) color. 
+ * If pins are PWM capable (e.g., 4, 5, 6, 11) then a range of
+ * luminance values can be set from 0 to 255.
+ *
+ * *** CAUTION ***
+ *  LED Strips require a MOFSET Chip between PWM lines and LEDs,
+ *  as the Arduino cannot handle the current the LEDs will require.
+ *  Failure to follow this precaution can destroy your Arduino!
+ * *** CAUTION ***
+ *
+ */
 //#define RGB_LED
 #if ENABLED(RGB_LED)
   #define RGB_LED_R_PIN 34
@@ -1620,6 +1636,21 @@
   #define RGB_LED_B_PIN 35
 #endif
 
+/**
+ * Printer Event LEDs
+ *
+ * During printing, the LEDs will reflect the printer status:
+ *
+ *  - Gradually change from blue to violet as the heated bed gets to target temp
+ *  - Gradually change from violet to red as the hotend gets to temperature
+ *  - Change to white to illuminate work surface
+ *  - Change to green once print has finished
+ *  - Turn off after the print has finished and the user has pushed a button
+ */
+#if ENABLED(BLINKM) || ENABLED(RGB_LED)
+  #define PRINTER_EVENT_LEDS
+#endif
+
 /*********************************************************************\
 * R/C SERVO support
 * Sponsored by TrinityLabs, Reworked by codexmas
diff --git a/Marlin/example_configurations/delta/kossel_pro/Configuration.h b/Marlin/example_configurations/delta/kossel_pro/Configuration.h
index 39222a3275..15afad44b0 100644
--- a/Marlin/example_configurations/delta/kossel_pro/Configuration.h
+++ b/Marlin/example_configurations/delta/kossel_pro/Configuration.h
@@ -1620,7 +1620,23 @@
 //define BlinkM/CyzRgb Support
 //#define BLINKM
 
-// Support for an RGB LED using 3 separate pins with optional PWM
+/**
+ * RGB LED / LED Strip Control
+ *
+ * Enable support for an RGB LED connected to 5V digital pins, or
+ * an RGB Strip connected to MOSFETs controlled by digital pins.
+ *
+ * Adds the M150 command to set the LED (or LED strip) color. 
+ * If pins are PWM capable (e.g., 4, 5, 6, 11) then a range of
+ * luminance values can be set from 0 to 255.
+ *
+ * *** CAUTION ***
+ *  LED Strips require a MOFSET Chip between PWM lines and LEDs,
+ *  as the Arduino cannot handle the current the LEDs will require.
+ *  Failure to follow this precaution can destroy your Arduino!
+ * *** CAUTION ***
+ *
+ */
 //#define RGB_LED
 #if ENABLED(RGB_LED)
   #define RGB_LED_R_PIN 34
@@ -1628,6 +1644,21 @@
   #define RGB_LED_B_PIN 35
 #endif
 
+/**
+ * Printer Event LEDs
+ *
+ * During printing, the LEDs will reflect the printer status:
+ *
+ *  - Gradually change from blue to violet as the heated bed gets to target temp
+ *  - Gradually change from violet to red as the hotend gets to temperature
+ *  - Change to white to illuminate work surface
+ *  - Change to green once print has finished
+ *  - Turn off after the print has finished and the user has pushed a button
+ */
+#if ENABLED(BLINKM) || ENABLED(RGB_LED)
+  #define PRINTER_EVENT_LEDS
+#endif
+
 /*********************************************************************\
 * R/C SERVO support
 * Sponsored by TrinityLabs, Reworked by codexmas
diff --git a/Marlin/example_configurations/delta/kossel_xl/Configuration.h b/Marlin/example_configurations/delta/kossel_xl/Configuration.h
index f269fe7f4d..d39454e442 100644
--- a/Marlin/example_configurations/delta/kossel_xl/Configuration.h
+++ b/Marlin/example_configurations/delta/kossel_xl/Configuration.h
@@ -1627,7 +1627,23 @@
 //define BlinkM/CyzRgb Support
 //#define BLINKM
 
-// Support for an RGB LED using 3 separate pins with optional PWM
+/**
+ * RGB LED / LED Strip Control
+ *
+ * Enable support for an RGB LED connected to 5V digital pins, or
+ * an RGB Strip connected to MOSFETs controlled by digital pins.
+ *
+ * Adds the M150 command to set the LED (or LED strip) color. 
+ * If pins are PWM capable (e.g., 4, 5, 6, 11) then a range of
+ * luminance values can be set from 0 to 255.
+ *
+ * *** CAUTION ***
+ *  LED Strips require a MOFSET Chip between PWM lines and LEDs,
+ *  as the Arduino cannot handle the current the LEDs will require.
+ *  Failure to follow this precaution can destroy your Arduino!
+ * *** CAUTION ***
+ *
+ */
 //#define RGB_LED
 #if ENABLED(RGB_LED)
   #define RGB_LED_R_PIN 34
@@ -1635,6 +1651,21 @@
   #define RGB_LED_B_PIN 35
 #endif
 
+/**
+ * Printer Event LEDs
+ *
+ * During printing, the LEDs will reflect the printer status:
+ *
+ *  - Gradually change from blue to violet as the heated bed gets to target temp
+ *  - Gradually change from violet to red as the hotend gets to temperature
+ *  - Change to white to illuminate work surface
+ *  - Change to green once print has finished
+ *  - Turn off after the print has finished and the user has pushed a button
+ */
+#if ENABLED(BLINKM) || ENABLED(RGB_LED)
+  #define PRINTER_EVENT_LEDS
+#endif
+
 /*********************************************************************\
 * R/C SERVO support
 * Sponsored by TrinityLabs, Reworked by codexmas
diff --git a/Marlin/example_configurations/makibox/Configuration.h b/Marlin/example_configurations/makibox/Configuration.h
index 39faa4ce46..1f642c46f2 100644
--- a/Marlin/example_configurations/makibox/Configuration.h
+++ b/Marlin/example_configurations/makibox/Configuration.h
@@ -1517,7 +1517,23 @@
 //define BlinkM/CyzRgb Support
 //#define BLINKM
 
-// Support for an RGB LED using 3 separate pins with optional PWM
+/**
+ * RGB LED / LED Strip Control
+ *
+ * Enable support for an RGB LED connected to 5V digital pins, or
+ * an RGB Strip connected to MOSFETs controlled by digital pins.
+ *
+ * Adds the M150 command to set the LED (or LED strip) color. 
+ * If pins are PWM capable (e.g., 4, 5, 6, 11) then a range of
+ * luminance values can be set from 0 to 255.
+ *
+ * *** CAUTION ***
+ *  LED Strips require a MOFSET Chip between PWM lines and LEDs,
+ *  as the Arduino cannot handle the current the LEDs will require.
+ *  Failure to follow this precaution can destroy your Arduino!
+ * *** CAUTION ***
+ *
+ */
 //#define RGB_LED
 #if ENABLED(RGB_LED)
   #define RGB_LED_R_PIN 34
@@ -1525,6 +1541,21 @@
   #define RGB_LED_B_PIN 35
 #endif
 
+/**
+ * Printer Event LEDs
+ *
+ * During printing, the LEDs will reflect the printer status:
+ *
+ *  - Gradually change from blue to violet as the heated bed gets to target temp
+ *  - Gradually change from violet to red as the hotend gets to temperature
+ *  - Change to white to illuminate work surface
+ *  - Change to green once print has finished
+ *  - Turn off after the print has finished and the user has pushed a button
+ */
+#if ENABLED(BLINKM) || ENABLED(RGB_LED)
+  #define PRINTER_EVENT_LEDS
+#endif
+
 /*********************************************************************\
 * R/C SERVO support
 * Sponsored by TrinityLabs, Reworked by codexmas
diff --git a/Marlin/example_configurations/tvrrug/Round2/Configuration.h b/Marlin/example_configurations/tvrrug/Round2/Configuration.h
index 9b90db90b0..e51ddf2c67 100644
--- a/Marlin/example_configurations/tvrrug/Round2/Configuration.h
+++ b/Marlin/example_configurations/tvrrug/Round2/Configuration.h
@@ -1510,7 +1510,23 @@
 //define BlinkM/CyzRgb Support
 //#define BLINKM
 
-// Support for an RGB LED using 3 separate pins with optional PWM
+/**
+ * RGB LED / LED Strip Control
+ *
+ * Enable support for an RGB LED connected to 5V digital pins, or
+ * an RGB Strip connected to MOSFETs controlled by digital pins.
+ *
+ * Adds the M150 command to set the LED (or LED strip) color. 
+ * If pins are PWM capable (e.g., 4, 5, 6, 11) then a range of
+ * luminance values can be set from 0 to 255.
+ *
+ * *** CAUTION ***
+ *  LED Strips require a MOFSET Chip between PWM lines and LEDs,
+ *  as the Arduino cannot handle the current the LEDs will require.
+ *  Failure to follow this precaution can destroy your Arduino!
+ * *** CAUTION ***
+ *
+ */
 //#define RGB_LED
 #if ENABLED(RGB_LED)
   #define RGB_LED_R_PIN 34
@@ -1518,6 +1534,21 @@
   #define RGB_LED_B_PIN 35
 #endif
 
+/**
+ * Printer Event LEDs
+ *
+ * During printing, the LEDs will reflect the printer status:
+ *
+ *  - Gradually change from blue to violet as the heated bed gets to target temp
+ *  - Gradually change from violet to red as the hotend gets to temperature
+ *  - Change to white to illuminate work surface
+ *  - Change to green once print has finished
+ *  - Turn off after the print has finished and the user has pushed a button
+ */
+#if ENABLED(BLINKM) || ENABLED(RGB_LED)
+  #define PRINTER_EVENT_LEDS
+#endif
+
 /*********************************************************************\
 * R/C SERVO support
 * Sponsored by TrinityLabs, Reworked by codexmas

From dac21ec680b348db8106e13cf202698e6c0dab12 Mon Sep 17 00:00:00 2001
From: Scott Lahteine <sourcetree@thinkyhead.com>
Date: Tue, 11 Apr 2017 12:58:55 -0500
Subject: [PATCH 6/6] Add support for an RGBW LED

---
 Marlin/Conditionals_LCD.h                     |  2 +-
 Marlin/Configuration.h                        |  6 ++--
 Marlin/Marlin_main.cpp                        | 30 +++++++++++++++----
 Marlin/SanityCheck.h                          | 21 +++++++++----
 .../Cartesio/Configuration.h                  |  6 ++--
 .../Felix/Configuration.h                     |  6 ++--
 .../Felix/DUAL/Configuration.h                |  6 ++--
 .../Hephestos/Configuration.h                 |  6 ++--
 .../Hephestos_2/Configuration.h               |  6 ++--
 .../K8200/Configuration.h                     |  6 ++--
 .../K8400/Configuration.h                     |  6 ++--
 .../K8400/Dual-head/Configuration.h           |  6 ++--
 .../RepRapWorld/Megatronics/Configuration.h   |  6 ++--
 .../RigidBot/Configuration.h                  |  6 ++--
 .../SCARA/Configuration.h                     |  6 ++--
 .../TAZ4/Configuration.h                      |  6 ++--
 .../TinyBoy2/Configuration.h                  |  6 ++--
 .../WITBOX/Configuration.h                    |  6 ++--
 .../adafruit/ST7565/Configuration.h           |  6 ++--
 .../delta/flsun_kossel_mini/Configuration.h   |  6 ++--
 .../delta/generic/Configuration.h             |  6 ++--
 .../delta/kossel_mini/Configuration.h         |  6 ++--
 .../delta/kossel_pro/Configuration.h          |  6 ++--
 .../delta/kossel_xl/Configuration.h           |  6 ++--
 .../makibox/Configuration.h                   |  6 ++--
 .../tvrrug/Round2/Configuration.h             |  6 ++--
 .../wt150/Configuration.h                     | 19 +++++++++++-
 27 files changed, 150 insertions(+), 60 deletions(-)

diff --git a/Marlin/Conditionals_LCD.h b/Marlin/Conditionals_LCD.h
index 356a61bbec..d69b1b1ec7 100644
--- a/Marlin/Conditionals_LCD.h
+++ b/Marlin/Conditionals_LCD.h
@@ -386,6 +386,6 @@
 
   #define HAS_SOFTWARE_ENDSTOPS (ENABLED(MIN_SOFTWARE_ENDSTOPS) || ENABLED(MAX_SOFTWARE_ENDSTOPS))
   #define HAS_RESUME_CONTINUE (ENABLED(NEWPANEL) || ENABLED(EMERGENCY_PARSER))
-  #define HAS_COLOR_LEDS (ENABLED(BLINKM) || ENABLED(RGB_LED))
+  #define HAS_COLOR_LEDS (ENABLED(BLINKM) || ENABLED(RGB_LED) || ENABLED(RGBW_LED))
 
 #endif //CONDITIONALS_LCD_H
diff --git a/Marlin/Configuration.h b/Marlin/Configuration.h
index 4152d7d33e..cc57bff662 100644
--- a/Marlin/Configuration.h
+++ b/Marlin/Configuration.h
@@ -1532,10 +1532,12 @@
  *
  */
 //#define RGB_LED
-#if ENABLED(RGB_LED)
+//#define RGBW_LED
+#if ENABLED(RGB_LED) || ENABLED(RGBW_LED)
   #define RGB_LED_R_PIN 34
   #define RGB_LED_G_PIN 43
   #define RGB_LED_B_PIN 35
+  #define RGB_LED_W_PIN -1
 #endif
 
 /**
@@ -1549,7 +1551,7 @@
  *  - Change to green once print has finished
  *  - Turn off after the print has finished and the user has pushed a button
  */
-#if ENABLED(BLINKM) || ENABLED(RGB_LED)
+#if ENABLED(BLINKM) || ENABLED(RGB_LED) || ENABLED(RGBW_LED)
   #define PRINTER_EVENT_LEDS
 #endif
 
diff --git a/Marlin/Marlin_main.cpp b/Marlin/Marlin_main.cpp
index 64c0bbe368..1f43b228b1 100644
--- a/Marlin/Marlin_main.cpp
+++ b/Marlin/Marlin_main.cpp
@@ -947,7 +947,12 @@ void servo_init() {
 
 #if HAS_COLOR_LEDS
 
-  void set_led_color(const uint8_t r, const uint8_t g, const uint8_t b) {
+  void set_led_color(
+    const uint8_t r, const uint8_t g, const uint8_t b
+      #if ENABLED(RGBW_LED)
+        , const uint8_t w=0
+      #endif
+  ) {
 
     #if ENABLED(BLINKM)
 
@@ -965,6 +970,11 @@ void servo_init() {
       analogWrite(RGB_LED_G_PIN, g);
       analogWrite(RGB_LED_B_PIN, b);
 
+      #if ENABLED(RGBW_LED)
+        digitalWrite(RGB_LED_W_PIN, w ? HIGH : LOW);
+        analogWrite(RGB_LED_W_PIN, w);
+      #endif
+
     #endif
   }
 
@@ -1156,7 +1166,7 @@ inline void get_serial_commands() {
           card.printingHasFinished();
           #if ENABLED(PRINTER_EVENT_LEDS)
             LCD_MESSAGEPGM(MSG_INFO_COMPLETED_PRINTS);
-            set_led_color(0, 255, 0);
+            set_led_color(0, 255, 0); // Green
             #if HAS_RESUME_CONTINUE
               KEEPALIVE_STATE(PAUSED_FOR_USER);
               wait_for_user = true;
@@ -1165,7 +1175,7 @@ inline void get_serial_commands() {
             #else
               safe_delay(1000);
             #endif
-            set_led_color(0, 0, 0);
+            set_led_color(0, 0, 0);   // OFF
           #endif
           card.checkautostart(true);
         }
@@ -6199,7 +6209,11 @@ inline void gcode_M109() {
   if (wait_for_heatup) {
     LCD_MESSAGEPGM(MSG_HEATING_COMPLETE);
     #if ENABLED(PRINTER_EVENT_LEDS)
-      set_led_color(255, 255, 255); // Set LEDs ALL WHITE
+      #if ENABLED(RGBW_LED)
+        set_led_color(0, 0, 0, 255);  // Turn on the WHITE LED
+      #else
+        set_led_color(255, 255, 255); // Set LEDs All On
+      #endif
     #endif
   }
 
@@ -6844,9 +6858,9 @@ inline void gcode_M121() { endstops.enable_globally(false); }
 #if HAS_COLOR_LEDS
 
   /**
-   * M150: Set Status LED Color - Use R-U-B for R-G-B
+   * M150: Set Status LED Color - Use R-U-B-W for R-G-B-W
    *
-   * Always sets all 3 components. If a component is left out, set to 0.
+   * Always sets all 3 or 4 components. If a component is left out, set to 0.
    *
    * Examples:
    *
@@ -6854,6 +6868,7 @@ inline void gcode_M121() { endstops.enable_globally(false); }
    *   M150 R255 U127  ; Turn LED orange (PWM only)
    *   M150            ; Turn LED off
    *   M150 R U B      ; Turn LED white
+   *   M150 W          ; Turn LED white using a white LED
    *
    */
   inline void gcode_M150() {
@@ -6861,6 +6876,9 @@ inline void gcode_M121() { endstops.enable_globally(false); }
       code_seen('R') ? (code_has_value() ? code_value_byte() : 255) : 0,
       code_seen('U') ? (code_has_value() ? code_value_byte() : 255) : 0,
       code_seen('B') ? (code_has_value() ? code_value_byte() : 255) : 0
+      #if ENABLED(RGBW_LED)
+        , code_seen('W') ? (code_has_value() ? code_value_byte() : 255) : 0
+      #endif
     );
   }
 
diff --git a/Marlin/SanityCheck.h b/Marlin/SanityCheck.h
index 3464abe922..b2e271aa17 100644
--- a/Marlin/SanityCheck.h
+++ b/Marlin/SanityCheck.h
@@ -34,10 +34,10 @@
 #endif
 
 /**
- * We try our best to include sanity checks for all the changes configuration
- * directives because people have a tendency to use outdated config files with
- * the bleding edge source code, but sometimes this is not enough. This check
- * will force a minimum config file revision, otherwise Marlin will not build.
+ * We try our best to include sanity checks for all changed configuration
+ * directives because users have a tendency to use outdated config files with
+ * the bleeding-edge source code, but sometimes this is not enough. This check
+ * forces a minimum config file revision. Otherwise Marlin will not build.
  */
 #if ! defined(CONFIGURATION_H_VERSION) || CONFIGURATION_H_VERSION < REQUIRED_CONFIGURATION_H_VERSION
   #error "You are using an old Configuration.h file, update it before building Marlin."
@@ -951,14 +951,23 @@ static_assert(1 >= 0
 /**
  * RGB_LED Requirements
  */
+#define _RGB_TEST (PIN_EXISTS(RGB_LED_R) && PIN_EXISTS(RGB_LED_G) && PIN_EXISTS(RGB_LED_B))
 #if ENABLED(RGB_LED)
-  #if !(PIN_EXISTS(RGB_LED_R) && PIN_EXISTS(RGB_LED_G) && PIN_EXISTS(RGB_LED_B))
+  #if !_RGB_TEST
     #error "RGB_LED requires RGB_LED_R_PIN, RGB_LED_G_PIN, and RGB_LED_B_PIN."
+  #elif ENABLED(RGBW_LED)
+    #error "Please enable only one of RGB_LED and RGBW_LED."
   #elif ENABLED(BLINKM)
     #error "RGB_LED and BLINKM are currently incompatible (both use M150)."
   #endif
+#elif ENABLED(RGBW_LED)
+  #if !(_RGB_TEST && PIN_EXISTS(RGB_LED_W))
+    #error "RGBW_LED requires RGB_LED_R_PIN, RGB_LED_G_PIN, RGB_LED_B_PIN, and RGB_LED_W_PIN."
+  #elif ENABLED(BLINKM)
+    #error "RGBW_LED and BLINKM are currently incompatible (both use M150)."
+  #endif
 #elif DISABLED(BLINKM) && ENABLED(PRINTER_EVENT_LEDS)
-  #error "PRINTER_EVENT_LEDS requires BLINKM or RGB_LED."
+  #error "PRINTER_EVENT_LEDS requires BLINKM, RGB_LED, or RGBW_LED."
 #endif
 
 /**
diff --git a/Marlin/example_configurations/Cartesio/Configuration.h b/Marlin/example_configurations/Cartesio/Configuration.h
index 9d2bc2a339..6a2382fa46 100644
--- a/Marlin/example_configurations/Cartesio/Configuration.h
+++ b/Marlin/example_configurations/Cartesio/Configuration.h
@@ -1531,10 +1531,12 @@
  *
  */
 //#define RGB_LED
-#if ENABLED(RGB_LED)
+//#define RGBW_LED
+#if ENABLED(RGB_LED) || ENABLED(RGBW_LED)
   #define RGB_LED_R_PIN 34
   #define RGB_LED_G_PIN 43
   #define RGB_LED_B_PIN 35
+  #define RGB_LED_W_PIN -1
 #endif
 
 /**
@@ -1548,7 +1550,7 @@
  *  - Change to green once print has finished
  *  - Turn off after the print has finished and the user has pushed a button
  */
-#if ENABLED(BLINKM) || ENABLED(RGB_LED)
+#if ENABLED(BLINKM) || ENABLED(RGB_LED) || ENABLED(RGBW_LED)
   #define PRINTER_EVENT_LEDS
 #endif
 
diff --git a/Marlin/example_configurations/Felix/Configuration.h b/Marlin/example_configurations/Felix/Configuration.h
index 2b670d4e04..f7cf0e3241 100644
--- a/Marlin/example_configurations/Felix/Configuration.h
+++ b/Marlin/example_configurations/Felix/Configuration.h
@@ -1515,10 +1515,12 @@
  *
  */
 //#define RGB_LED
-#if ENABLED(RGB_LED)
+//#define RGBW_LED
+#if ENABLED(RGB_LED) || ENABLED(RGBW_LED)
   #define RGB_LED_R_PIN 34
   #define RGB_LED_G_PIN 43
   #define RGB_LED_B_PIN 35
+  #define RGB_LED_W_PIN -1
 #endif
 
 /**
@@ -1532,7 +1534,7 @@
  *  - Change to green once print has finished
  *  - Turn off after the print has finished and the user has pushed a button
  */
-#if ENABLED(BLINKM) || ENABLED(RGB_LED)
+#if ENABLED(BLINKM) || ENABLED(RGB_LED) || ENABLED(RGBW_LED)
   #define PRINTER_EVENT_LEDS
 #endif
 
diff --git a/Marlin/example_configurations/Felix/DUAL/Configuration.h b/Marlin/example_configurations/Felix/DUAL/Configuration.h
index f5299dea1c..96b9eb19c8 100644
--- a/Marlin/example_configurations/Felix/DUAL/Configuration.h
+++ b/Marlin/example_configurations/Felix/DUAL/Configuration.h
@@ -1515,10 +1515,12 @@
  *
  */
 //#define RGB_LED
-#if ENABLED(RGB_LED)
+//#define RGBW_LED
+#if ENABLED(RGB_LED) || ENABLED(RGBW_LED)
   #define RGB_LED_R_PIN 34
   #define RGB_LED_G_PIN 43
   #define RGB_LED_B_PIN 35
+  #define RGB_LED_W_PIN -1
 #endif
 
 /**
@@ -1532,7 +1534,7 @@
  *  - Change to green once print has finished
  *  - Turn off after the print has finished and the user has pushed a button
  */
-#if ENABLED(BLINKM) || ENABLED(RGB_LED)
+#if ENABLED(BLINKM) || ENABLED(RGB_LED) || ENABLED(RGBW_LED)
   #define PRINTER_EVENT_LEDS
 #endif
 
diff --git a/Marlin/example_configurations/Hephestos/Configuration.h b/Marlin/example_configurations/Hephestos/Configuration.h
index 9b5a049385..5488cf6e7c 100644
--- a/Marlin/example_configurations/Hephestos/Configuration.h
+++ b/Marlin/example_configurations/Hephestos/Configuration.h
@@ -1523,10 +1523,12 @@
  *
  */
 //#define RGB_LED
-#if ENABLED(RGB_LED)
+//#define RGBW_LED
+#if ENABLED(RGB_LED) || ENABLED(RGBW_LED)
   #define RGB_LED_R_PIN 34
   #define RGB_LED_G_PIN 43
   #define RGB_LED_B_PIN 35
+  #define RGB_LED_W_PIN -1
 #endif
 
 /**
@@ -1540,7 +1542,7 @@
  *  - Change to green once print has finished
  *  - Turn off after the print has finished and the user has pushed a button
  */
-#if ENABLED(BLINKM) || ENABLED(RGB_LED)
+#if ENABLED(BLINKM) || ENABLED(RGB_LED) || ENABLED(RGBW_LED)
   #define PRINTER_EVENT_LEDS
 #endif
 
diff --git a/Marlin/example_configurations/Hephestos_2/Configuration.h b/Marlin/example_configurations/Hephestos_2/Configuration.h
index 9af69e5786..277bf53645 100644
--- a/Marlin/example_configurations/Hephestos_2/Configuration.h
+++ b/Marlin/example_configurations/Hephestos_2/Configuration.h
@@ -1526,10 +1526,12 @@
  *
  */
 //#define RGB_LED
-#if ENABLED(RGB_LED)
+//#define RGBW_LED
+#if ENABLED(RGB_LED) || ENABLED(RGBW_LED)
   #define RGB_LED_R_PIN 34
   #define RGB_LED_G_PIN 43
   #define RGB_LED_B_PIN 35
+  #define RGB_LED_W_PIN -1
 #endif
 
 /**
@@ -1543,7 +1545,7 @@
  *  - Change to green once print has finished
  *  - Turn off after the print has finished and the user has pushed a button
  */
-#if ENABLED(BLINKM) || ENABLED(RGB_LED)
+#if ENABLED(BLINKM) || ENABLED(RGB_LED) || ENABLED(RGBW_LED)
   #define PRINTER_EVENT_LEDS
 #endif
 
diff --git a/Marlin/example_configurations/K8200/Configuration.h b/Marlin/example_configurations/K8200/Configuration.h
index 747096f6ba..be48f771d3 100644
--- a/Marlin/example_configurations/K8200/Configuration.h
+++ b/Marlin/example_configurations/K8200/Configuration.h
@@ -1566,10 +1566,12 @@
  *
  */
 //#define RGB_LED
-#if ENABLED(RGB_LED)
+//#define RGBW_LED
+#if ENABLED(RGB_LED) || ENABLED(RGBW_LED)
   #define RGB_LED_R_PIN 34
   #define RGB_LED_G_PIN 43
   #define RGB_LED_B_PIN 35
+  #define RGB_LED_W_PIN -1
 #endif
 
 /**
@@ -1583,7 +1585,7 @@
  *  - Change to green once print has finished
  *  - Turn off after the print has finished and the user has pushed a button
  */
-#if ENABLED(BLINKM) || ENABLED(RGB_LED)
+#if ENABLED(BLINKM) || ENABLED(RGB_LED) || ENABLED(RGBW_LED)
   #define PRINTER_EVENT_LEDS
 #endif
 
diff --git a/Marlin/example_configurations/K8400/Configuration.h b/Marlin/example_configurations/K8400/Configuration.h
index 89e4334126..9456590004 100644
--- a/Marlin/example_configurations/K8400/Configuration.h
+++ b/Marlin/example_configurations/K8400/Configuration.h
@@ -1532,10 +1532,12 @@
  *
  */
 //#define RGB_LED
-#if ENABLED(RGB_LED)
+//#define RGBW_LED
+#if ENABLED(RGB_LED) || ENABLED(RGBW_LED)
   #define RGB_LED_R_PIN 34
   #define RGB_LED_G_PIN 43
   #define RGB_LED_B_PIN 35
+  #define RGB_LED_W_PIN -1
 #endif
 
 /**
@@ -1549,7 +1551,7 @@
  *  - Change to green once print has finished
  *  - Turn off after the print has finished and the user has pushed a button
  */
-#if ENABLED(BLINKM) || ENABLED(RGB_LED)
+#if ENABLED(BLINKM) || ENABLED(RGB_LED) || ENABLED(RGBW_LED)
   #define PRINTER_EVENT_LEDS
 #endif
 
diff --git a/Marlin/example_configurations/K8400/Dual-head/Configuration.h b/Marlin/example_configurations/K8400/Dual-head/Configuration.h
index 677ee815d4..4a4d29dc13 100644
--- a/Marlin/example_configurations/K8400/Dual-head/Configuration.h
+++ b/Marlin/example_configurations/K8400/Dual-head/Configuration.h
@@ -1532,10 +1532,12 @@
  *
  */
 //#define RGB_LED
-#if ENABLED(RGB_LED)
+//#define RGBW_LED
+#if ENABLED(RGB_LED) || ENABLED(RGBW_LED)
   #define RGB_LED_R_PIN 34
   #define RGB_LED_G_PIN 43
   #define RGB_LED_B_PIN 35
+  #define RGB_LED_W_PIN -1
 #endif
 
 /**
@@ -1549,7 +1551,7 @@
  *  - Change to green once print has finished
  *  - Turn off after the print has finished and the user has pushed a button
  */
-#if ENABLED(BLINKM) || ENABLED(RGB_LED)
+#if ENABLED(BLINKM) || ENABLED(RGB_LED) || ENABLED(RGBW_LED)
   #define PRINTER_EVENT_LEDS
 #endif
 
diff --git a/Marlin/example_configurations/RepRapWorld/Megatronics/Configuration.h b/Marlin/example_configurations/RepRapWorld/Megatronics/Configuration.h
index 48c9ed6190..6b521ff03a 100644
--- a/Marlin/example_configurations/RepRapWorld/Megatronics/Configuration.h
+++ b/Marlin/example_configurations/RepRapWorld/Megatronics/Configuration.h
@@ -1532,10 +1532,12 @@
  *
  */
 //#define RGB_LED
-#if ENABLED(RGB_LED)
+//#define RGBW_LED
+#if ENABLED(RGB_LED) || ENABLED(RGBW_LED)
   #define RGB_LED_R_PIN 34
   #define RGB_LED_G_PIN 43
   #define RGB_LED_B_PIN 35
+  #define RGB_LED_W_PIN -1
 #endif
 
 /**
@@ -1549,7 +1551,7 @@
  *  - Change to green once print has finished
  *  - Turn off after the print has finished and the user has pushed a button
  */
-#if ENABLED(BLINKM) || ENABLED(RGB_LED)
+#if ENABLED(BLINKM) || ENABLED(RGB_LED) || ENABLED(RGBW_LED)
   #define PRINTER_EVENT_LEDS
 #endif
 
diff --git a/Marlin/example_configurations/RigidBot/Configuration.h b/Marlin/example_configurations/RigidBot/Configuration.h
index 0d35e7a519..b5b3363169 100644
--- a/Marlin/example_configurations/RigidBot/Configuration.h
+++ b/Marlin/example_configurations/RigidBot/Configuration.h
@@ -1533,10 +1533,12 @@
  *
  */
 //#define RGB_LED
-#if ENABLED(RGB_LED)
+//#define RGBW_LED
+#if ENABLED(RGB_LED) || ENABLED(RGBW_LED)
   #define RGB_LED_R_PIN 34
   #define RGB_LED_G_PIN 43
   #define RGB_LED_B_PIN 35
+  #define RGB_LED_W_PIN -1
 #endif
 
 /**
@@ -1550,7 +1552,7 @@
  *  - Change to green once print has finished
  *  - Turn off after the print has finished and the user has pushed a button
  */
-#if ENABLED(BLINKM) || ENABLED(RGB_LED)
+#if ENABLED(BLINKM) || ENABLED(RGB_LED) || ENABLED(RGBW_LED)
   #define PRINTER_EVENT_LEDS
 #endif
 
diff --git a/Marlin/example_configurations/SCARA/Configuration.h b/Marlin/example_configurations/SCARA/Configuration.h
index fac1e5109f..b116d9f9ab 100644
--- a/Marlin/example_configurations/SCARA/Configuration.h
+++ b/Marlin/example_configurations/SCARA/Configuration.h
@@ -1547,10 +1547,12 @@
  *
  */
 //#define RGB_LED
-#if ENABLED(RGB_LED)
+//#define RGBW_LED
+#if ENABLED(RGB_LED) || ENABLED(RGBW_LED)
   #define RGB_LED_R_PIN 34
   #define RGB_LED_G_PIN 43
   #define RGB_LED_B_PIN 35
+  #define RGB_LED_W_PIN -1
 #endif
 
 /**
@@ -1564,7 +1566,7 @@
  *  - Change to green once print has finished
  *  - Turn off after the print has finished and the user has pushed a button
  */
-#if ENABLED(BLINKM) || ENABLED(RGB_LED)
+#if ENABLED(BLINKM) || ENABLED(RGB_LED) || ENABLED(RGBW_LED)
   #define PRINTER_EVENT_LEDS
 #endif
 
diff --git a/Marlin/example_configurations/TAZ4/Configuration.h b/Marlin/example_configurations/TAZ4/Configuration.h
index 9b4d171391..4960cf1d5c 100644
--- a/Marlin/example_configurations/TAZ4/Configuration.h
+++ b/Marlin/example_configurations/TAZ4/Configuration.h
@@ -1552,10 +1552,12 @@
  *
  */
 //#define RGB_LED
-#if ENABLED(RGB_LED)
+//#define RGBW_LED
+#if ENABLED(RGB_LED) || ENABLED(RGBW_LED)
   #define RGB_LED_R_PIN 34
   #define RGB_LED_G_PIN 43
   #define RGB_LED_B_PIN 35
+  #define RGB_LED_W_PIN -1
 #endif
 
 /**
@@ -1569,7 +1571,7 @@
  *  - Change to green once print has finished
  *  - Turn off after the print has finished and the user has pushed a button
  */
-#if ENABLED(BLINKM) || ENABLED(RGB_LED)
+#if ENABLED(BLINKM) || ENABLED(RGB_LED) || ENABLED(RGBW_LED)
   #define PRINTER_EVENT_LEDS
 #endif
 
diff --git a/Marlin/example_configurations/TinyBoy2/Configuration.h b/Marlin/example_configurations/TinyBoy2/Configuration.h
index 4ac0360691..8fce9fa979 100644
--- a/Marlin/example_configurations/TinyBoy2/Configuration.h
+++ b/Marlin/example_configurations/TinyBoy2/Configuration.h
@@ -1588,10 +1588,12 @@
  *
  */
 //#define RGB_LED
-#if ENABLED(RGB_LED)
+//#define RGBW_LED
+#if ENABLED(RGB_LED) || ENABLED(RGBW_LED)
   #define RGB_LED_R_PIN 34
   #define RGB_LED_G_PIN 43
   #define RGB_LED_B_PIN 35
+  #define RGB_LED_W_PIN -1
 #endif
 
 /**
@@ -1605,7 +1607,7 @@
  *  - Change to green once print has finished
  *  - Turn off after the print has finished and the user has pushed a button
  */
-#if ENABLED(BLINKM) || ENABLED(RGB_LED)
+#if ENABLED(BLINKM) || ENABLED(RGB_LED) || ENABLED(RGBW_LED)
   #define PRINTER_EVENT_LEDS
 #endif
 
diff --git a/Marlin/example_configurations/WITBOX/Configuration.h b/Marlin/example_configurations/WITBOX/Configuration.h
index 46dd900e80..ffa1fe60ab 100644
--- a/Marlin/example_configurations/WITBOX/Configuration.h
+++ b/Marlin/example_configurations/WITBOX/Configuration.h
@@ -1523,10 +1523,12 @@
  *
  */
 //#define RGB_LED
-#if ENABLED(RGB_LED)
+//#define RGBW_LED
+#if ENABLED(RGB_LED) || ENABLED(RGBW_LED)
   #define RGB_LED_R_PIN 34
   #define RGB_LED_G_PIN 43
   #define RGB_LED_B_PIN 35
+  #define RGB_LED_W_PIN -1
 #endif
 
 /**
@@ -1540,7 +1542,7 @@
  *  - Change to green once print has finished
  *  - Turn off after the print has finished and the user has pushed a button
  */
-#if ENABLED(BLINKM) || ENABLED(RGB_LED)
+#if ENABLED(BLINKM) || ENABLED(RGB_LED) || ENABLED(RGBW_LED)
   #define PRINTER_EVENT_LEDS
 #endif
 
diff --git a/Marlin/example_configurations/adafruit/ST7565/Configuration.h b/Marlin/example_configurations/adafruit/ST7565/Configuration.h
index 565d6eeffc..eaf532eb26 100644
--- a/Marlin/example_configurations/adafruit/ST7565/Configuration.h
+++ b/Marlin/example_configurations/adafruit/ST7565/Configuration.h
@@ -1532,10 +1532,12 @@
  *
  */
 //#define RGB_LED
-#if ENABLED(RGB_LED)
+//#define RGBW_LED
+#if ENABLED(RGB_LED) || ENABLED(RGBW_LED)
   #define RGB_LED_R_PIN 34
   #define RGB_LED_G_PIN 43
   #define RGB_LED_B_PIN 35
+  #define RGB_LED_W_PIN -1
 #endif
 
 /**
@@ -1549,7 +1551,7 @@
  *  - Change to green once print has finished
  *  - Turn off after the print has finished and the user has pushed a button
  */
-#if ENABLED(BLINKM) || ENABLED(RGB_LED)
+#if ENABLED(BLINKM) || ENABLED(RGB_LED) || ENABLED(RGBW_LED)
   #define PRINTER_EVENT_LEDS
 #endif
 
diff --git a/Marlin/example_configurations/delta/flsun_kossel_mini/Configuration.h b/Marlin/example_configurations/delta/flsun_kossel_mini/Configuration.h
index add835d340..d66f45e2f0 100644
--- a/Marlin/example_configurations/delta/flsun_kossel_mini/Configuration.h
+++ b/Marlin/example_configurations/delta/flsun_kossel_mini/Configuration.h
@@ -1648,10 +1648,12 @@
  *
  */
 //#define RGB_LED
-#if ENABLED(RGB_LED)
+//#define RGBW_LED
+#if ENABLED(RGB_LED) || ENABLED(RGBW_LED)
   #define RGB_LED_R_PIN 34
   #define RGB_LED_G_PIN 43
   #define RGB_LED_B_PIN 35
+  #define RGB_LED_W_PIN -1
 #endif
 
 /**
@@ -1665,7 +1667,7 @@
  *  - Change to green once print has finished
  *  - Turn off after the print has finished and the user has pushed a button
  */
-#if ENABLED(BLINKM) || ENABLED(RGB_LED)
+#if ENABLED(BLINKM) || ENABLED(RGB_LED) || ENABLED(RGBW_LED)
   #define PRINTER_EVENT_LEDS
 #endif
 
diff --git a/Marlin/example_configurations/delta/generic/Configuration.h b/Marlin/example_configurations/delta/generic/Configuration.h
index 2ea7d06bdf..4716101a37 100644
--- a/Marlin/example_configurations/delta/generic/Configuration.h
+++ b/Marlin/example_configurations/delta/generic/Configuration.h
@@ -1634,10 +1634,12 @@
  *
  */
 //#define RGB_LED
-#if ENABLED(RGB_LED)
+//#define RGBW_LED
+#if ENABLED(RGB_LED) || ENABLED(RGBW_LED)
   #define RGB_LED_R_PIN 34
   #define RGB_LED_G_PIN 43
   #define RGB_LED_B_PIN 35
+  #define RGB_LED_W_PIN -1
 #endif
 
 /**
@@ -1651,7 +1653,7 @@
  *  - Change to green once print has finished
  *  - Turn off after the print has finished and the user has pushed a button
  */
-#if ENABLED(BLINKM) || ENABLED(RGB_LED)
+#if ENABLED(BLINKM) || ENABLED(RGB_LED) || ENABLED(RGBW_LED)
   #define PRINTER_EVENT_LEDS
 #endif
 
diff --git a/Marlin/example_configurations/delta/kossel_mini/Configuration.h b/Marlin/example_configurations/delta/kossel_mini/Configuration.h
index ddcba6c0d6..dd3f38b56b 100644
--- a/Marlin/example_configurations/delta/kossel_mini/Configuration.h
+++ b/Marlin/example_configurations/delta/kossel_mini/Configuration.h
@@ -1630,10 +1630,12 @@
  *
  */
 //#define RGB_LED
-#if ENABLED(RGB_LED)
+//#define RGBW_LED
+#if ENABLED(RGB_LED) || ENABLED(RGBW_LED)
   #define RGB_LED_R_PIN 34
   #define RGB_LED_G_PIN 43
   #define RGB_LED_B_PIN 35
+  #define RGB_LED_W_PIN -1
 #endif
 
 /**
@@ -1647,7 +1649,7 @@
  *  - Change to green once print has finished
  *  - Turn off after the print has finished and the user has pushed a button
  */
-#if ENABLED(BLINKM) || ENABLED(RGB_LED)
+#if ENABLED(BLINKM) || ENABLED(RGB_LED) || ENABLED(RGBW_LED)
   #define PRINTER_EVENT_LEDS
 #endif
 
diff --git a/Marlin/example_configurations/delta/kossel_pro/Configuration.h b/Marlin/example_configurations/delta/kossel_pro/Configuration.h
index 15afad44b0..78717d4283 100644
--- a/Marlin/example_configurations/delta/kossel_pro/Configuration.h
+++ b/Marlin/example_configurations/delta/kossel_pro/Configuration.h
@@ -1638,10 +1638,12 @@
  *
  */
 //#define RGB_LED
-#if ENABLED(RGB_LED)
+//#define RGBW_LED
+#if ENABLED(RGB_LED) || ENABLED(RGBW_LED)
   #define RGB_LED_R_PIN 34
   #define RGB_LED_G_PIN 43
   #define RGB_LED_B_PIN 35
+  #define RGB_LED_W_PIN -1
 #endif
 
 /**
@@ -1655,7 +1657,7 @@
  *  - Change to green once print has finished
  *  - Turn off after the print has finished and the user has pushed a button
  */
-#if ENABLED(BLINKM) || ENABLED(RGB_LED)
+#if ENABLED(BLINKM) || ENABLED(RGB_LED) || ENABLED(RGBW_LED)
   #define PRINTER_EVENT_LEDS
 #endif
 
diff --git a/Marlin/example_configurations/delta/kossel_xl/Configuration.h b/Marlin/example_configurations/delta/kossel_xl/Configuration.h
index d39454e442..60610f7dce 100644
--- a/Marlin/example_configurations/delta/kossel_xl/Configuration.h
+++ b/Marlin/example_configurations/delta/kossel_xl/Configuration.h
@@ -1645,10 +1645,12 @@
  *
  */
 //#define RGB_LED
-#if ENABLED(RGB_LED)
+//#define RGBW_LED
+#if ENABLED(RGB_LED) || ENABLED(RGBW_LED)
   #define RGB_LED_R_PIN 34
   #define RGB_LED_G_PIN 43
   #define RGB_LED_B_PIN 35
+  #define RGB_LED_W_PIN -1
 #endif
 
 /**
@@ -1662,7 +1664,7 @@
  *  - Change to green once print has finished
  *  - Turn off after the print has finished and the user has pushed a button
  */
-#if ENABLED(BLINKM) || ENABLED(RGB_LED)
+#if ENABLED(BLINKM) || ENABLED(RGB_LED) || ENABLED(RGBW_LED)
   #define PRINTER_EVENT_LEDS
 #endif
 
diff --git a/Marlin/example_configurations/makibox/Configuration.h b/Marlin/example_configurations/makibox/Configuration.h
index 1f642c46f2..25090738e9 100644
--- a/Marlin/example_configurations/makibox/Configuration.h
+++ b/Marlin/example_configurations/makibox/Configuration.h
@@ -1535,10 +1535,12 @@
  *
  */
 //#define RGB_LED
-#if ENABLED(RGB_LED)
+//#define RGBW_LED
+#if ENABLED(RGB_LED) || ENABLED(RGBW_LED)
   #define RGB_LED_R_PIN 34
   #define RGB_LED_G_PIN 43
   #define RGB_LED_B_PIN 35
+  #define RGB_LED_W_PIN -1
 #endif
 
 /**
@@ -1552,7 +1554,7 @@
  *  - Change to green once print has finished
  *  - Turn off after the print has finished and the user has pushed a button
  */
-#if ENABLED(BLINKM) || ENABLED(RGB_LED)
+#if ENABLED(BLINKM) || ENABLED(RGB_LED) || ENABLED(RGBW_LED)
   #define PRINTER_EVENT_LEDS
 #endif
 
diff --git a/Marlin/example_configurations/tvrrug/Round2/Configuration.h b/Marlin/example_configurations/tvrrug/Round2/Configuration.h
index e51ddf2c67..9fe6a9160f 100644
--- a/Marlin/example_configurations/tvrrug/Round2/Configuration.h
+++ b/Marlin/example_configurations/tvrrug/Round2/Configuration.h
@@ -1528,10 +1528,12 @@
  *
  */
 //#define RGB_LED
-#if ENABLED(RGB_LED)
+//#define RGBW_LED
+#if ENABLED(RGB_LED) || ENABLED(RGBW_LED)
   #define RGB_LED_R_PIN 34
   #define RGB_LED_G_PIN 43
   #define RGB_LED_B_PIN 35
+  #define RGB_LED_W_PIN -1
 #endif
 
 /**
@@ -1545,7 +1547,7 @@
  *  - Change to green once print has finished
  *  - Turn off after the print has finished and the user has pushed a button
  */
-#if ENABLED(BLINKM) || ENABLED(RGB_LED)
+#if ENABLED(BLINKM) || ENABLED(RGB_LED) || ENABLED(RGBW_LED)
   #define PRINTER_EVENT_LEDS
 #endif
 
diff --git a/Marlin/example_configurations/wt150/Configuration.h b/Marlin/example_configurations/wt150/Configuration.h
index 5bf1ca45fb..83f517fa63 100644
--- a/Marlin/example_configurations/wt150/Configuration.h
+++ b/Marlin/example_configurations/wt150/Configuration.h
@@ -1521,10 +1521,27 @@
 
 // Support for an RGB LED using 3 separate pins with optional PWM
 //#define RGB_LED
-#if ENABLED(RGB_LED)
+//#define RGBW_LED
+#if ENABLED(RGB_LED) || ENABLED(RGBW_LED)
   #define RGB_LED_R_PIN 34
   #define RGB_LED_G_PIN 43
   #define RGB_LED_B_PIN 35
+  #define RGB_LED_W_PIN -1
+#endif
+
+/**
+ * Printer Event LEDs
+ *
+ * During printing, the LEDs will reflect the printer status:
+ *
+ *  - Gradually change from blue to violet as the heated bed gets to target temp
+ *  - Gradually change from violet to red as the hotend gets to temperature
+ *  - Change to white to illuminate work surface
+ *  - Change to green once print has finished
+ *  - Turn off after the print has finished and the user has pushed a button
+ */
+#if ENABLED(BLINKM) || ENABLED(RGB_LED) || ENABLED(RGBW_LED)
+  #define PRINTER_EVENT_LEDS
 #endif
 
 /*********************************************************************\