🚸 Case Light, LED menus for E3V2 DWIN Enhanced UI (#23590)

Marlin/Configuration.h

@@ -373,6 +373,7 @@
 
   //#define PSU_DEFAULT_OFF               // Keep power off until enabled directly with M80
   //#define PSU_POWERUP_DELAY      250    // (ms) Delay for the PSU to warm up to full power
+  //#define LED_POWEROFF_TIMEOUT 10000    // (ms) Turn off LEDs after power-off, with this amount of delay
 
   //#define POWER_OFF_TIMER               // Enable M81 D<seconds> to power off after a delay
   //#define POWER_OFF_WAIT_FOR_COOLDOWN   // Enable M81 S to power off only after cooldown

Marlin/Configuration_adv.h

@@ -1294,7 +1294,6 @@
 
 #if HAS_MARLINUI_MENU
 
-  // Add Probe Z Offset calibration to the Z Probe Offsets menu
   #if BOTH(HAS_BED_PROBE, AUTO_BED_LEVELING_BILINEAR)
     // Add calibration in the Probe Offsets menu to compensate for X-axis twist.
     //#define X_AXIS_TWIST_COMPENSATION
@@ -1319,32 +1318,6 @@
   // BACK menu items keep the highlight at the top
   //#define TURBO_BACK_MENU_ITEM
 
-  /**
-   * LED Control Menu
-   * Add LED Control to the LCD menu
-   */
-  //#define LED_CONTROL_MENU
-  #if ENABLED(LED_CONTROL_MENU)
-    #define LED_COLOR_PRESETS                 // Enable the Preset Color menu option
-    //#define NEO2_COLOR_PRESETS              // Enable a second NeoPixel Preset Color menu option
-    #if ENABLED(LED_COLOR_PRESETS)
-      #define LED_USER_PRESET_RED        255  // User defined RED value
-      #define LED_USER_PRESET_GREEN      128  // User defined GREEN value
-      #define LED_USER_PRESET_BLUE         0  // User defined BLUE value
-      #define LED_USER_PRESET_WHITE      255  // User defined WHITE value
-      #define LED_USER_PRESET_BRIGHTNESS 255  // User defined intensity
-      //#define LED_USER_PRESET_STARTUP       // Have the printer display the user preset color on startup
-    #endif
-    #if ENABLED(NEO2_COLOR_PRESETS)
-      #define NEO2_USER_PRESET_RED        255  // User defined RED value
-      #define NEO2_USER_PRESET_GREEN      128  // User defined GREEN value
-      #define NEO2_USER_PRESET_BLUE         0  // User defined BLUE value
-      #define NEO2_USER_PRESET_WHITE      255  // User defined WHITE value
-      #define NEO2_USER_PRESET_BRIGHTNESS 255  // User defined intensity
-      //#define NEO2_USER_PRESET_STARTUP       // Have the printer display the user preset color on startup for the second strip
-    #endif
-  #endif
-
   // Insert a menu for preheating at the top level to allow for quick access
   //#define PREHEAT_SHORTCUT_MENU_ITEM
 
@@ -1376,6 +1349,33 @@
 
   // Show the E position (filament used) during printing
   //#define LCD_SHOW_E_TOTAL
+
+  /**
+   * LED Control Menu
+   * Add LED Control to the LCD menu
+   */
+  //#define LED_CONTROL_MENU
+  #if ENABLED(LED_CONTROL_MENU)
+    #define LED_COLOR_PRESETS                 // Enable the Preset Color menu option
+    //#define NEO2_COLOR_PRESETS              // Enable a second NeoPixel Preset Color menu option
+    #if ENABLED(LED_COLOR_PRESETS)
+      #define LED_USER_PRESET_RED        255  // User defined RED value
+      #define LED_USER_PRESET_GREEN      128  // User defined GREEN value
+      #define LED_USER_PRESET_BLUE         0  // User defined BLUE value
+      #define LED_USER_PRESET_WHITE      255  // User defined WHITE value
+      #define LED_USER_PRESET_BRIGHTNESS 255  // User defined intensity
+      //#define LED_USER_PRESET_STARTUP       // Have the printer display the user preset color on startup
+    #endif
+    #if ENABLED(NEO2_COLOR_PRESETS)
+      #define NEO2_USER_PRESET_RED        255  // User defined RED value
+      #define NEO2_USER_PRESET_GREEN      128  // User defined GREEN value
+      #define NEO2_USER_PRESET_BLUE         0  // User defined BLUE value
+      #define NEO2_USER_PRESET_WHITE      255  // User defined WHITE value
+      #define NEO2_USER_PRESET_BRIGHTNESS 255  // User defined intensity
+      //#define NEO2_USER_PRESET_STARTUP       // Have the printer display the user preset color on startup for the second strip
+    #endif
+  #endif
+
 #endif
 
 // LCD Print Progress options

Marlin/src/feature/caselight.cpp

@@ -64,7 +64,17 @@ void CaseLight::update(const bool sflag) {
   #endif
 
   #if CASE_LIGHT_IS_COLOR_LED
+    #if ENABLED(CASE_LIGHT_USE_NEOPIXEL)
+      if (on)
+        // Use current color of (NeoPixel) leds and new brightness level
+        leds.set_color(LEDColor(leds.color.r, leds.color.g, leds.color.b OPTARG(HAS_WHITE_LED, leds.color.w) OPTARG(NEOPIXEL_LED, n10ct)));
+      else
+        // Switch off leds
+        leds.set_off();
+    #else
+      // Use CaseLight color (CASE_LIGHT_DEFAULT_COLOR) and new brightness level
       leds.set_color(LEDColor(color.r, color.g, color.b OPTARG(HAS_WHITE_LED, color.w) OPTARG(NEOPIXEL_LED, n10ct)));
+    #endif
   #else // !CASE_LIGHT_IS_COLOR_LED
 
     #if CASELIGHT_USES_BRIGHTNESS

Marlin/src/feature/caselight.h

@@ -27,10 +27,6 @@
   #include "leds/leds.h" // for LEDColor
 #endif
 
-#if NONE(CASE_LIGHT_NO_BRIGHTNESS, CASE_LIGHT_IS_COLOR_LED) || ENABLED(CASE_LIGHT_USE_NEOPIXEL)
-  #define CASELIGHT_USES_BRIGHTNESS 1
-#endif
-
 class CaseLight {
 public:
   static bool on;

Marlin/src/feature/leds/leds.cpp

@@ -42,7 +42,7 @@
   #include "pca9533.h"
 #endif
 
-#if ENABLED(CASE_LIGHT_USE_RGB_LED)
+#if EITHER(CASE_LIGHT_USE_RGB_LED, CASE_LIGHT_USE_NEOPIXEL)
   #include "../../feature/caselight.h"
 #endif
 
@@ -95,6 +95,10 @@ void LEDLights::set_color(const LEDColor &incol
       #endif
     #endif
 
+    #if BOTH(CASE_LIGHT_MENU, CASE_LIGHT_USE_NEOPIXEL)
+      // Update brightness only if caselight is ON or switching leds off
+      if (caselight.on || incol.is_off())
+    #endif
     neo.set_brightness(incol.i);
 
     #if ENABLED(NEOPIXEL_IS_SEQUENTIAL)
@@ -106,6 +110,10 @@ void LEDLights::set_color(const LEDColor &incol
       }
     #endif
 
+    #if BOTH(CASE_LIGHT_MENU, CASE_LIGHT_USE_NEOPIXEL)
+      // Update color only if caselight is ON or switching leds off
+      if (caselight.on || incol.is_off())
+    #endif
     neo.set_color(neocolor);
 
   #endif
@@ -150,7 +158,7 @@ void LEDLights::set_color(const LEDColor &incol
   void LEDLights::toggle() { if (lights_on) set_off(); else update(); }
 #endif
 
-#ifdef LED_BACKLIGHT_TIMEOUT
+#if LED_POWEROFF_TIMEOUT > 0
 
   millis_t LEDLights::led_off_time; // = 0
 

Marlin/src/feature/leds/leds.h

@@ -157,12 +157,12 @@ public:
     static void update() { set_color(color); }
   #endif
 
-  #ifdef LED_BACKLIGHT_TIMEOUT
+  #if LED_POWEROFF_TIMEOUT > 0
     private:
       static millis_t led_off_time;
     public:
       static void reset_timeout(const millis_t &ms) {
-        led_off_time = ms + LED_BACKLIGHT_TIMEOUT;
+        led_off_time = ms + LED_POWEROFF_TIMEOUT;
         if (!lights_on) update();
       }
       static void update_timeout(const bool power_on);

Marlin/src/feature/leds/neopixel.h

@@ -25,8 +25,6 @@
  * NeoPixel support
  */
 
-#define MAX_NEOPIXELS 127
-
 #ifndef _NEOPIXEL_INCLUDE_
   #error "Always include 'leds.h' and not 'neopixel.h' directly."
 #endif
@@ -68,7 +66,7 @@
 // Types
 // ------------------------
 
-typedef IF<(MAX_NEOPIXELS > 127), int16_t, int8_t>::type pixel_index_t;
+typedef IF<(TERN0(NEOPIXEL_LED, NEOPIXEL_PIXELS > 127)), int16_t, int8_t>::type pixel_index_t;
 
 // ------------------------
 // Classes

Marlin/src/inc/Conditionals_LCD.h

@@ -78,8 +78,8 @@
 
   // This helps to implement HAS_ADC_BUTTONS menus
   #define REVERSE_MENU_DIRECTION
-  #define ENCODER_PULSES_PER_STEP 1
+  #define STD_ENCODER_PULSES_PER_STEP 1
-  #define ENCODER_STEPS_PER_MENU_ITEM 1
+  #define STD_ENCODER_STEPS_PER_MENU_ITEM 1
   #define ENCODER_FEEDRATE_DEADZONE 2
 
 #elif ENABLED(ZONESTAR_12864LCD)
@@ -97,7 +97,7 @@
 
 #elif ENABLED(RADDS_DISPLAY)
   #define IS_ULTIPANEL 1
-  #define ENCODER_PULSES_PER_STEP 2
+  #define STD_ENCODER_PULSES_PER_STEP 2
 
 #elif ANY(miniVIKI, VIKI2, WYH_L12864, ELB_FULL_GRAPHIC_CONTROLLER, AZSMZ_12864)
 
@@ -158,44 +158,19 @@
   #define IS_RRD_SC 1
   #define U8GLIB_SH1106
 
-  #define LED_CONTROL_MENU
-  #define NEOPIXEL_LED
-  #undef NEOPIXEL_TYPE
-  #define NEOPIXEL_TYPE       NEO_RGB
-  #if NEOPIXEL_PIXELS < 3
-    #undef NEOPIXELS_PIXELS
-    #define NEOPIXEL_PIXELS     3
-  #endif
   #ifndef NEOPIXEL_BRIGHTNESS
     #define NEOPIXEL_BRIGHTNESS 127
   #endif
 
-  #if ENABLED(PSU_CONTROL)
-    #define LED_BACKLIGHT_TIMEOUT 10000
-  #endif
-
 #elif ANY(FYSETC_MINI_12864_X_X, FYSETC_MINI_12864_1_2, FYSETC_MINI_12864_2_0, FYSETC_MINI_12864_2_1, FYSETC_GENERIC_12864_1_1)
 
   #define FYSETC_MINI_12864
   #define DOGLCD
   #define IS_ULTIPANEL 1
   #define LED_COLORS_REDUCE_GREEN
-  #if ENABLED(PSU_CONTROL) && EITHER(FYSETC_MINI_12864_2_0, FYSETC_MINI_12864_2_1)
-    #define LED_BACKLIGHT_TIMEOUT 10000
-  #endif
 
   // Require LED backlighting enabled
-  #if EITHER(FYSETC_MINI_12864_1_2, FYSETC_MINI_12864_2_0)
+  #if ENABLED(FYSETC_MINI_12864_2_1)
-    #define RGB_LED
-  #elif ENABLED(FYSETC_MINI_12864_2_1)
-    #define LED_CONTROL_MENU
-    #define NEOPIXEL_LED
-    #undef NEOPIXEL_TYPE
-    #define NEOPIXEL_TYPE       NEO_RGB
-    #if NEOPIXEL_PIXELS < 3
-      #undef NEOPIXELS_PIXELS
-      #define NEOPIXEL_PIXELS     3
-    #endif
     #ifndef NEOPIXEL_BRIGHTNESS
       #define NEOPIXEL_BRIGHTNESS 127
     #endif
@@ -207,8 +182,8 @@
   #define IS_ULTIPANEL 1
   #define U8GLIB_SSD1309
   #define LCD_RESET_PIN LCD_PINS_D6 //  This controller need a reset pin
-  #define ENCODER_PULSES_PER_STEP 4
+  #define STD_ENCODER_PULSES_PER_STEP 4
-  #define ENCODER_STEPS_PER_MENU_ITEM 1
+  #define STD_ENCODER_STEPS_PER_MENU_ITEM 1
   #ifndef PCA9632
     #define PCA9632
   #endif
@@ -305,8 +280,8 @@
   #define PCA9632_BUZZER
   #define PCA9632_BUZZER_DATA { 0x09, 0x02 }
 
-  #define ENCODER_PULSES_PER_STEP     1 // Overlord uses buttons
+  #define STD_ENCODER_PULSES_PER_STEP     1 // Overlord uses buttons
-  #define ENCODER_STEPS_PER_MENU_ITEM 1
+  #define STD_ENCODER_STEPS_PER_MENU_ITEM 1
 #endif
 
 // 128x64 I2C OLED LCDs - SSD1306/SSD1309/SH1106

Marlin/src/inc/Conditionals_adv.h

@@ -618,6 +618,8 @@
 
 #if ANY(BLINKM, RGB_LED, RGBW_LED, PCA9632, PCA9533, NEOPIXEL_LED)
   #define HAS_COLOR_LEDS 1
+#else
+  #undef LED_POWEROFF_TIMEOUT
 #endif
 #if ALL(HAS_RESUME_CONTINUE, PRINTER_EVENT_LEDS, SDSUPPORT)
   #define HAS_LEDS_OFF_FLAG 1
@@ -738,9 +740,6 @@
 #endif
 
 #if EITHER(FYSETC_MINI_12864_2_1, FYSETC_242_OLED_12864)
-  #define LED_CONTROL_MENU
-  #define LED_USER_PRESET_STARTUP
-  #define LED_COLOR_PRESETS
   #ifndef LED_USER_PRESET_GREEN
     #define LED_USER_PRESET_GREEN      128
   #endif
@@ -981,6 +980,11 @@
   #endif
 #endif
 
+// Flags for Case Light having a brightness property
+#if ENABLED(CASE_LIGHT_ENABLE) && (NONE(CASE_LIGHT_NO_BRIGHTNESS, CASE_LIGHT_IS_COLOR_LED) || ENABLED(CASE_LIGHT_USE_NEOPIXEL))
+  #define CASELIGHT_USES_BRIGHTNESS 1
+#endif
+
 // Flag whether least_squares_fit.cpp is used
 #if ANY(AUTO_BED_LEVELING_UBL, AUTO_BED_LEVELING_LINEAR, Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS)
   #define NEED_LSF 1

Marlin/src/inc/SanityCheck.h

@@ -2330,17 +2330,31 @@ static_assert(Y_MAX_LENGTH >= Y_BED_SIZE, "Movement bounds (Y_MIN_POS, Y_MAX_POS
 #endif
 
 /**
- * LED Control Menu
+ * FYSETC LCD Requirements
  */
-#if ENABLED(LED_CONTROL_MENU) && !HAS_COLOR_LEDS
+#if EITHER(FYSETC_242_OLED_12864, FYSETC_MINI_12864_2_1)
-  #error "LED_CONTROL_MENU requires BLINKM, RGB_LED, RGBW_LED, PCA9533, PCA9632, or NEOPIXEL_LED."
+  #ifndef NEO_RGB
+    #define NEO_RGB 123
+    #define FAUX_RGB 1
+  #endif
+  #if defined(NEOPIXEL_TYPE) && NEOPIXEL_TYPE != NEO_RGB
+    #error "Your FYSETC Mini Panel requires NEOPIXEL_TYPE to be NEO_RGB."
+  #elif defined(NEOPIXEL_PIXELS) && NEOPIXEL_PIXELS < 3
+    #error "Your FYSETC Mini Panel requires NEOPIXEL_PIXELS >= 3."
+  #endif
+  #if FAUX_RGB
+    #undef NEO_RGB
+    #undef FAUX_RGB
+  #endif
+#elif EITHER(FYSETC_MINI_12864_1_2, FYSETC_MINI_12864_2_0) && !DISABLED(RGB_LED)
+  #error "Your FYSETC Mini Panel requires RGB_LED."
 #endif
 
 /**
- * LED Backlight Timeout
+ * LED Control Menu requirements
  */
-#if defined(LED_BACKLIGHT_TIMEOUT) && !(ENABLED(PSU_CONTROL) && ANY(FYSETC_MINI_12864_2_0, FYSETC_MINI_12864_2_1, FYSETC_242_OLED_12864))
+#if ENABLED(LED_CONTROL_MENU) && !HAS_COLOR_LEDS
-  #error "LED_BACKLIGHT_TIMEOUT requires a FYSETC Mini Panel and a Power Switch."
+  #error "LED_CONTROL_MENU requires BLINKM, RGB_LED, RGBW_LED, PCA9533, PCA9632, or NEOPIXEL_LED."
 #endif
 
 /**
@@ -2883,15 +2897,6 @@ static_assert(Y_MAX_LENGTH >= Y_BED_SIZE, "Movement bounds (Y_MIN_POS, Y_MAX_POS
   #endif
 #endif
 
-/**
- * FYSETC Mini 12864 RGB backlighting required
- */
-#if EITHER(FYSETC_MINI_12864_1_2, FYSETC_MINI_12864_2_0) && DISABLED(RGB_LED)
-  #error "RGB_LED is required for FYSETC_MINI_12864 1.2 and 2.0."
-#elif EITHER(FYSETC_MINI_12864_2_0, FYSETC_MINI_12864_2_1) && DISABLED(LED_USER_PRESET_STARTUP)
-  #error "LED_USER_PRESET_STARTUP is required for FYSETC_MINI_12864 2.x displays."
-#endif
-
 /**
  * Check existing CS pins against enabled TMC SPI drivers.
  */
@@ -3411,8 +3416,8 @@ static_assert(_PLUS_TEST(4), "HOMING_FEEDRATE_MM_M values must be positive.");
   #error "A very large BLOCK_BUFFER_SIZE is not needed and takes longer to drain the buffer on pause / cancel."
 #endif
 
-#if ENABLED(LED_CONTROL_MENU) && !IS_ULTIPANEL
+#if ENABLED(LED_CONTROL_MENU) && NONE(HAS_MARLINUI_MENU, DWIN_CREALITY_LCD_ENHANCED)
-  #error "LED_CONTROL_MENU requires an LCD controller."
+  #error "LED_CONTROL_MENU requires an LCD controller that implements the menu."
 #endif
 
 #if ENABLED(CASE_LIGHT_USE_NEOPIXEL) && DISABLED(NEOPIXEL_LED)

Marlin/src/inc/Warnings.cpp

@@ -574,6 +574,23 @@
   #warning "Contrast cannot be changed when LCD_CONTRAST_MIN >= LCD_CONTRAST_MAX."
 #endif
 
+/**
+ * FYSETC backlighting
+ */
+#if EITHER(FYSETC_242_OLED_12864, FYSETC_MINI_12864_2_1) && !ALL(NEOPIXEL_LED, LED_CONTROL_MENU, LED_USER_PRESET_STARTUP, LED_COLOR_PRESETS)
+  #warning "Your FYSETC Mini Panel works best with NEOPIXEL_LED, LED_CONTROL_MENU, LED_USER_PRESET_STARTUP, and LED_COLOR_PRESETS."
+#endif
+
+#if EITHER(FYSETC_MINI_12864_1_2, FYSETC_MINI_12864_2_0) && DISABLED(RGB_LED)
+  #warning "Your FYSETC Mini Panel works best with RGB_LED."
+#elif EITHER(FYSETC_MINI_12864_2_0, FYSETC_MINI_12864_2_1) && DISABLED(LED_USER_PRESET_STARTUP)
+  #warning "Your FYSETC Mini Panel works best with LED_USER_PRESET_STARTUP."
+#endif
+
+#if EITHER(FYSETC_242_OLED_12864, FYSETC_MINI_12864) && BOTH(PSU_CONTROL, HAS_COLOR_LEDS) && !LED_POWEROFF_TIMEOUT
+  #warning "Your FYSETC display with PSU_CONTROL works best with LED_POWEROFF_TIMEOUT."
+#endif
+
 /**
  * Maple environment
  */

Marlin/src/lcd/e3v2/enhanced/dwin.cpp

@@ -95,6 +95,14 @@
   #include "printstats.h"
 #endif
 
+#if ENABLED(CASE_LIGHT_MENU)
+  #include "../../../feature/caselight.h"
+#endif
+
+#if ENABLED(LED_CONTROL_MENU)
+  #include "../../../feature/leds/leds.h"
+#endif
+
 #include <WString.h>
 #include <stdio.h>
 #include <string.h>
@@ -249,6 +257,12 @@ MenuClass *MaxJerkMenu = nullptr;
 MenuClass *StepsMenu = nullptr;
 MenuClass *HotendPIDMenu = nullptr;
 MenuClass *BedPIDMenu = nullptr;
+#if ENABLED(CASELIGHT_USES_BRIGHTNESS)
+  MenuClass *CaseLightMenu = nullptr;
+#endif
+#if ENABLED(LED_CONTROL_MENU)
+  MenuClass *LedControlMenu = nullptr;
+#endif
 #if HAS_BED_PROBE
   MenuClass *ZOffsetWizMenu = nullptr;
 #endif
@@ -991,7 +1005,7 @@ void Redraw_SD_List() {
   }
   else {
     DWIN_Draw_Rectangle(1, HMI_data.AlertBg_Color, 10, MBASE(3) - 10, DWIN_WIDTH - 10, MBASE(4));
-    DWINUI::Draw_CenteredString(font16x32, HMI_data.AlertTxt_Color, MBASE(3), GET_TEXT_F(MSG_MEDIA_NOT_INSERTED));
+    DWINUI::Draw_CenteredString(font12x24, HMI_data.AlertTxt_Color, MBASE(3), GET_TEXT_F(MSG_MEDIA_NOT_INSERTED));
   }
 }
 
@@ -1891,12 +1905,22 @@ void DWIN_StoreSettings(char *buff) {
 }
 
 void DWIN_LoadSettings(const char *buff) {
-  memcpy(&HMI_data, buff, _MIN(sizeof(HMI_data), eeprom_data_size));
+  // (void *)-> Avoid Warning when save data different from uintX_t in HMI_data_t struct
+  memcpy((void *)&HMI_data, buff, _MIN(sizeof(HMI_data), eeprom_data_size));
   dwin_zoffset = TERN0(HAS_BED_PROBE, probe.offset.z);
   if (HMI_data.Text_Color == HMI_data.Background_Color) DWIN_SetColorDefaults();
   DWINUI::SetColors(HMI_data.Text_Color, HMI_data.Background_Color);
   TERN_(PREVENT_COLD_EXTRUSION, ApplyExtMinT());
   feedrate_percentage = 100;
+  #if BOTH(CASE_LIGHT_MENU, CASELIGHT_USES_BRIGHTNESS)
+    // Apply Case light brightness
+    caselight.brightness = HMI_data.CaseLight_Brightness;
+    caselight.update_brightness();
+  #endif
+  #if BOTH(LED_CONTROL_MENU, HAS_COLOR_LEDS)
+    // Apply Led Color
+    leds.set_color(HMI_data.Led_Color);
+  #endif
 }
 
 void MarlinUI::kill_screen(FSTR_P const lcd_error, FSTR_P const lcd_component) {
@@ -2288,6 +2312,41 @@ void SetPID(celsius_t t, heater_id_t h) {
   void SetBrightness() { SetIntOnClick(LCD_BRIGHTNESS_MIN, LCD_BRIGHTNESS_MAX, ui.brightness, nullptr, LiveBrightness); }
 #endif
 
+#if ENABLED(CASE_LIGHT_MENU)
+  void SetCaseLight() {
+    caselight.on = !caselight.on;
+    caselight.update_enabled();
+    Draw_Chkb_Line(CurrentMenu->line(), caselight.on);
+    DWIN_UpdateLCD();
+  }
+  #if ENABLED(CASELIGHT_USES_BRIGHTNESS)
+    void LiveCaseLightBrightness() { HMI_data.CaseLight_Brightness = caselight.brightness = HMI_value.Value; caselight.update_brightness(); }
+    void SetCaseLightBrightness() { SetIntOnClick(0, 255, caselight.brightness, nullptr, LiveCaseLightBrightness); }
+  #endif
+#endif
+
+#if ENABLED(LED_CONTROL_MENU)
+  #if !BOTH(CASE_LIGHT_MENU, CASE_LIGHT_USE_NEOPIXEL)
+    void SetLedStatus() {
+      leds.toggle();
+      Draw_Chkb_Line(CurrentMenu->line(), leds.lights_on);
+      DWIN_UpdateLCD();
+    }
+  #endif
+  #if ENABLED(HAS_COLOR_LEDS)
+    void LiveLedColorR() { leds.color.r = HMI_value.Value; HMI_data.Led_Color = leds.color; leds.update(); }
+    void SetLedColorR() { SetIntOnClick(0, 255, leds.color.r, nullptr, LiveLedColorR); }
+    void LiveLedColorG() { leds.color.g = HMI_value.Value; HMI_data.Led_Color = leds.color; leds.update(); }
+    void SetLedColorG() { SetIntOnClick(0, 255, leds.color.g, nullptr, LiveLedColorG); }
+    void LiveLedColorB() { leds.color.b = HMI_value.Value; HMI_data.Led_Color = leds.color; leds.update(); }
+    void SetLedColorB() { SetIntOnClick(0, 255, leds.color.b, nullptr, LiveLedColorB); }
+    #if HAS_WHITE_LED
+      void LiveLedColorW() { leds.color.w = HMI_value.Value; HMI_data.Led_Color = leds.color; leds.update(); }
+      void SetLedColorW() { SetIntOnClick(0, 255, leds.color.w, nullptr, LiveLedColorW); }
+    #endif
+  #endif
+#endif
+
 #if ENABLED(SOUND_MENU_ITEM)
   void SetEnableSound() {
     ui.buzzer_enabled = !ui.buzzer_enabled;
@@ -2774,6 +2833,16 @@ void onDrawLanguage(MenuItemClass* menuitem, int8_t line) {
   void onDrawPwrLossR(MenuItemClass* menuitem, int8_t line) { onDrawChkbMenu(menuitem, line, recovery.enabled); }
 #endif
 
+#if ENABLED(CASE_LIGHT_MENU)
+  void onDrawCaseLight(MenuItemClass* menuitem, int8_t line) { onDrawChkbMenu(menuitem, line, caselight.on); }
+#endif
+
+#if ENABLED(LED_CONTROL_MENU)
+  #if !BOTH(CASE_LIGHT_MENU, CASE_LIGHT_USE_NEOPIXEL)
+    void onDrawLedStatus(MenuItemClass* menuitem, int8_t line) { onDrawChkbMenu(menuitem, line, leds.lights_on); }
+  #endif
+#endif
+
 #if ENABLED(SOUND_MENU_ITEM)
   void onDrawEnableSound(MenuItemClass* menuitem, int8_t line) { onDrawChkbMenu(menuitem, line, ui.buzzer_enabled); }
 #endif
@@ -3265,8 +3334,18 @@ void Draw_Control_Menu() {
   if (CurrentMenu != ControlMenu) {
     CurrentMenu = ControlMenu;
     SetMenuTitle({103, 1, 28, 14}, GET_TEXT_F(MSG_CONTROL));
-    DWINUI::MenuItemsPrepare(9);
+    DWINUI::MenuItemsPrepare(11);
     MENU_ITEM(ICON_Back, GET_TEXT_F(MSG_BUTTON_BACK), onDrawBack, Goto_Main_Menu);
+    #if ENABLED(CASE_LIGHT_MENU)
+      #if ENABLED(CASELIGHT_USES_BRIGHTNESS)
+        MENU_ITEM(ICON_CaseLight, GET_TEXT_F(MSG_CASE_LIGHT), onDrawSubMenu, Draw_CaseLight_Menu);
+      #else 
+        MENU_ITEM(ICON_CaseLight, GET_TEXT_F(MSG_CASE_LIGHT), onDrawCaseLight, SetCaseLight);
+      #endif
+    #endif
+    #if ENABLED(LED_CONTROL_MENU)
+      MENU_ITEM(ICON_LedControl, GET_TEXT_F(MSG_LED_CONTROL), onDrawSubMenu, Draw_LedControl_Menu);
+    #endif
     MENU_ITEM(ICON_Temperature, GET_TEXT_F(MSG_TEMPERATURE), onDrawTempSubMenu, Draw_Temperature_Menu);
     MENU_ITEM(ICON_Motion, GET_TEXT_F(MSG_MOTION), onDrawMotionSubMenu, Draw_Motion_Menu);
     #if ENABLED(EEPROM_SETTINGS)
@@ -3469,6 +3548,47 @@ void Draw_GetColor_Menu() {
   DWIN_Draw_Rectangle(1, *HMI_value.P_Int, 20, 315, DWIN_WIDTH - 20, 335);
 }
 
+#if BOTH(CASE_LIGHT_MENU, CASELIGHT_USES_BRIGHTNESS)
+    void Draw_CaseLight_Menu() {
+      checkkey = Menu;
+      if (!CaseLightMenu) CaseLightMenu = new MenuClass();
+      if (CurrentMenu != CaseLightMenu) {
+        CurrentMenu = CaseLightMenu;
+        SetMenuTitle({0}, GET_TEXT_F(MSG_CASE_LIGHT)); // TODO: Chinese, English "Case Light" JPG
+        DWINUI::MenuItemsPrepare(3);
+        MENU_ITEM(ICON_Back, GET_TEXT_F(MSG_BUTTON_BACK), onDrawBack, Draw_Control_Menu);
+        MENU_ITEM(ICON_CaseLight, GET_TEXT_F(MSG_CASE_LIGHT), onDrawCaseLight, SetCaseLight);
+        EDIT_ITEM(ICON_Brightness, GET_TEXT_F(MSG_CASE_LIGHT_BRIGHTNESS), onDrawPInt8Menu, SetCaseLightBrightness, &caselight.brightness);
+      }
+      CurrentMenu->draw();
+    }
+#endif
+
+#if ENABLED(LED_CONTROL_MENU)
+    void Draw_LedControl_Menu() {
+      checkkey = Menu;
+      if (!LedControlMenu) LedControlMenu = new MenuClass();
+      if (CurrentMenu != LedControlMenu) {
+        CurrentMenu = LedControlMenu;
+        SetMenuTitle({0}, GET_TEXT_F(MSG_LED_CONTROL)); // TODO: Chinese, English "LED Control" JPG
+        DWINUI::MenuItemsPrepare(6);
+        MENU_ITEM(ICON_Back, GET_TEXT_F(MSG_BUTTON_BACK), onDrawBack, Draw_Control_Menu);
+        #if !BOTH(CASE_LIGHT_MENU, CASE_LIGHT_USE_NEOPIXEL)
+          MENU_ITEM(ICON_LedControl, GET_TEXT_F(MSG_LEDS), onDrawLedStatus, SetLedStatus);
+        #endif
+        #if (HAS_COLOR_LEDS)
+          EDIT_ITEM(ICON_LedControl, GET_TEXT_F(MSG_COLORS_RED), onDrawPInt8Menu, SetLedColorR, &leds.color.r);
+          EDIT_ITEM(ICON_LedControl, GET_TEXT_F(MSG_COLORS_GREEN), onDrawPInt8Menu, SetLedColorG, &leds.color.g);
+          EDIT_ITEM(ICON_LedControl, GET_TEXT_F(MSG_COLORS_BLUE), onDrawPInt8Menu, SetLedColorB, &leds.color.b);
+          #if ENABLED(HAS_WHITE_LED)
+            EDIT_ITEM(ICON_LedControl, GET_TEXT_F(MSG_COLORS_WHITE), onDrawPInt8Menu, SetLedColorW, &leds.color.w);
+          #endif
+        #endif
+      }
+      CurrentMenu->draw();
+    }
+#endif
+
 void Draw_Tune_Menu() {
   checkkey = Menu;
   if (!TuneMenu) TuneMenu = new MenuClass();
@@ -3477,6 +3597,11 @@ void Draw_Tune_Menu() {
     SetMenuTitle({73, 2, 28, 12}, GET_TEXT_F(MSG_TUNE)); // TODO: Chinese, English "Tune" JPG
     DWINUI::MenuItemsPrepare(14);
     MENU_ITEM(ICON_Back, GET_TEXT_F(MSG_BUTTON_BACK), onDrawBack, Goto_PrintProcess);
+    #if ENABLED(CASE_LIGHT_MENU)
+      MENU_ITEM(ICON_CaseLight, GET_TEXT_F(MSG_CASE_LIGHT), onDrawCaseLight, SetCaseLight);
+    #elif ENABLED(LED_CONTROL_MENU) && DISABLED(CASE_LIGHT_USE_NEOPIXEL)
+      MENU_ITEM(ICON_LedControl, GET_TEXT_F(MSG_LEDS), onDrawLedStatus, SetLedStatus);
+    #endif    
     EDIT_ITEM(ICON_Speed, GET_TEXT_F(MSG_SPEED), onDrawSpeedItem, SetSpeed, &feedrate_percentage);
     #if HAS_HOTEND
       HotendTargetItem = EDIT_ITEM(ICON_HotendTemp, GET_TEXT_F(MSG_UBL_SET_TEMP_HOTEND), onDrawHotendTemp, SetHotendTemp, &thermalManager.temp_hotend[0].target);

Marlin/src/lcd/e3v2/enhanced/dwin.h

@@ -223,6 +223,12 @@ void Draw_Tramming_Menu();
 #endif
 void Draw_SelectColors_Menu();
 void Draw_GetColor_Menu();
+#if BOTH(CASE_LIGHT_MENU, CASELIGHT_USES_BRIGHTNESS)
+  void Draw_CaseLight_Menu();
+#endif
+#if ENABLED(LED_CONTROL_MENU)
+  void Draw_LedControl_Menu();
+#endif
 void Draw_Tune_Menu();
 void Draw_Motion_Menu();
 #if ENABLED(ADVANCED_PAUSE_FEATURE)

Marlin/src/lcd/e3v2/enhanced/dwin_defines.h

@@ -30,6 +30,9 @@
 
 #include "../../../core/types.h"
 #include "../common/dwin_color.h"
+#if ENABLED(LED_CONTROL_MENU)
+  #include "../../../feature/leds/leds.h"
+#endif
 
 #define Def_Background_Color  RGB( 1, 12,  8)
 #define Def_Cursor_color      RGB(20, 49, 31)
@@ -53,6 +56,13 @@
 #define HAS_ESDIAG 1
 #define DEFAULT_LCD_BRIGHTNESS 127
 
+#if ENABLED(LED_CONTROL_MENU, HAS_COLOR_LEDS)
+  #define Def_Leds_Color      LEDColorWhite()
+#endif
+#if ENABLED(CASELIGHT_USES_BRIGHTNESS)
+  #define Def_CaseLight_Brightness 255
+#endif
+
 typedef struct {
   // Color settings
   uint16_t Background_Color = Def_Background_Color;
@@ -73,19 +83,27 @@ typedef struct {
   uint16_t Barfill_Color    = Def_Barfill_Color;
   uint16_t Indicator_Color  = Def_Indicator_Color;
   uint16_t Coordinate_Color = Def_Coordinate_Color;
-//
+  // Temperatures
-  #if defined(PREHEAT_1_TEMP_HOTEND) && HAS_HOTEND
+  #if HAS_HOTEND && defined(PREHEAT_1_TEMP_HOTEND)
     int16_t HotendPidT = PREHEAT_1_TEMP_HOTEND;
   #endif
-  #if defined(PREHEAT_1_TEMP_BED) && HAS_HEATED_BED
+  #if HAS_HEATED_BED && defined(PREHEAT_1_TEMP_BED)
     int16_t BedPidT = PREHEAT_1_TEMP_BED;
   #endif
-  #if ANY(HAS_HOTEND, HAS_HEATED_BED)
+  #if HAS_HOTEND || HAS_HEATED_BED
     int16_t PidCycles = 10;
   #endif
   #if ENABLED(PREVENT_COLD_EXTRUSION)
     int16_t ExtMinT = EXTRUDE_MINTEMP;
   #endif
+  // Led
+  #if BOTH(LED_CONTROL_MENU, HAS_COLOR_LEDS)
+    LEDColor Led_Color = Def_Leds_Color;
+  #endif
+  // Case Light
+  #if ENABLED(CASELIGHT_USES_BRIGHTNESS)
+    uint8_t CaseLight_Brightness = Def_CaseLight_Brightness;
+  #endif
 } HMI_data_t;
 
 static constexpr size_t eeprom_data_size = 64;

Marlin/src/lcd/e3v2/enhanced/dwinui.h

@@ -76,6 +76,8 @@
 #define ICON_Scolor               ICON_MaxSpeed
 #define ICON_SetCustomPreheat     ICON_SetEndTemp
 #define ICON_Sound                ICON_Cool
+#define ICON_CaseLight            ICON_Motion
+#define ICON_LedControl           ICON_Motion
 
 // Extended and default UI Colors
 #define Color_Black           0

Marlin/src/lcd/language/language_en.h

@@ -609,6 +609,7 @@ namespace Language_en {
     LSTR MSG_COLORS_RED                   = _UxGT("Red");
     LSTR MSG_COLORS_GREEN                 = _UxGT("Green");
     LSTR MSG_COLORS_BLUE                  = _UxGT("Blue");
+    LSTR MSG_COLORS_WHITE                 = _UxGT("White");
     LSTR MSG_UI_LANGUAGE                  = _UxGT("UI Language");
     LSTR MSG_SOUND_ENABLE                 = _UxGT("Enable sound");
     LSTR MSG_LOCKSCREEN                   = _UxGT("Lock Screen");

Marlin/src/lcd/marlinui.cpp

@@ -24,7 +24,7 @@
 
 #include "../MarlinCore.h" // for printingIsPaused
 
-#ifdef LED_BACKLIGHT_TIMEOUT
+#if LED_POWEROFF_TIMEOUT > 0 || BOTH(HAS_WIRED_LCD, PRINTER_EVENT_LEDS)
   #include "../feature/leds/leds.h"
 #endif
 
@@ -277,7 +277,7 @@ void MarlinUI::init() {
     #include "../feature/power_monitor.h"
   #endif
 
-  #if ENABLED(PSU_CONTROL) && defined(LED_BACKLIGHT_TIMEOUT)
+  #if LED_POWEROFF_TIMEOUT > 0
     #include "../feature/power.h"
   #endif
 
@@ -676,7 +676,7 @@ void MarlinUI::init() {
     TERN_(HAS_MARLINUI_MENU, return_to_status());
 
     // RED ALERT. RED ALERT.
-    #ifdef LED_BACKLIGHT_TIMEOUT
+    #if ENABLED(PRINTER_EVENT_LEDS)
       leds.set_color(LEDColorRed());
       #ifdef NEOPIXEL_BKGD_INDEX_FIRST
         neo.set_background_color(255, 0, 0, 0);
@@ -884,7 +884,7 @@ void MarlinUI::init() {
     static uint16_t max_display_update_time = 0;
     millis_t ms = millis();
 
-    #if ENABLED(PSU_CONTROL) && defined(LED_BACKLIGHT_TIMEOUT)
+    #if LED_POWEROFF_TIMEOUT > 0
       leds.update_timeout(powerManager.psu_on);
     #endif
 
@@ -1035,7 +1035,7 @@ void MarlinUI::init() {
 
           refresh(LCDVIEW_REDRAW_NOW);
 
-          #if ENABLED(PSU_CONTROL) && defined(LED_BACKLIGHT_TIMEOUT)
+          #if LED_POWEROFF_TIMEOUT > 0
             if (!powerManager.psu_on) leds.reset_timeout(ms);
           #endif
         }
@@ -1701,13 +1701,13 @@ void MarlinUI::init() {
 
     refresh();
 
-    #if HAS_WIRED_LCD || defined(LED_BACKLIGHT_TIMEOUT)
+    #if HAS_WIRED_LCD || LED_POWEROFF_TIMEOUT > 0
       const millis_t ms = millis();
     #endif
 
     TERN_(HAS_WIRED_LCD, next_lcd_update_ms = ms + LCD_UPDATE_INTERVAL); // Delay LCD update for SD activity
 
-    #ifdef LED_BACKLIGHT_TIMEOUT
+    #if LED_POWEROFF_TIMEOUT > 0
       leds.reset_timeout(ms);
     #endif
   }

buildroot/tests/DUE

@@ -17,7 +17,7 @@ opt_enable S_CURVE_ACCELERATION EEPROM_SETTINGS GCODE_MACROS \
            FIX_MOUNTED_PROBE Z_SAFE_HOMING CODEPENDENT_XY_HOMING \
            ASSISTED_TRAMMING REPORT_TRAMMING_MM ASSISTED_TRAMMING_WAIT_POSITION \
            EEPROM_SETTINGS SDSUPPORT BINARY_FILE_TRANSFER \
-           BLINKM PCA9533 PCA9632 RGB_LED RGB_LED_R_PIN RGB_LED_G_PIN RGB_LED_B_PIN LED_CONTROL_MENU \
+           BLINKM PCA9533 PCA9632 RGB_LED RGB_LED_R_PIN RGB_LED_G_PIN RGB_LED_B_PIN \
            NEOPIXEL_LED NEOPIXEL_PIN CASE_LIGHT_ENABLE CASE_LIGHT_USE_NEOPIXEL CASE_LIGHT_USE_RGB_LED CASE_LIGHT_MENU \
            NOZZLE_PARK_FEATURE ADVANCED_PAUSE_FEATURE FILAMENT_RUNOUT_DISTANCE_MM FILAMENT_RUNOUT_SENSOR \
            AUTO_BED_LEVELING_BILINEAR Z_MIN_PROBE_REPEATABILITY_TEST DEBUG_LEVELING_FEATURE \

buildroot/tests/LPC1768

@@ -15,7 +15,7 @@ set -e
 
 restore_configs
 opt_set MOTHERBOARD BOARD_RAMPS_14_RE_ARM_EFB SERIAL_PORT_3 3 \
-        NEOPIXEL_TYPE NEO_GRB RGB_LED_R_PIN P2_12 RGB_LED_G_PIN P1_23 RGB_LED_B_PIN P1_22 RGB_LED_W_PIN P1_24
+        NEOPIXEL_TYPE NEO_RGB RGB_LED_R_PIN P2_12 RGB_LED_G_PIN P1_23 RGB_LED_B_PIN P1_22 RGB_LED_W_PIN P1_24
 opt_enable FYSETC_MINI_12864_2_1 SDSUPPORT SDCARD_READONLY SERIAL_PORT_2 RGBW_LED E_DUAL_STEPPER_DRIVERS \
            NEOPIXEL_LED NEOPIXEL_IS_SEQUENTIAL NEOPIXEL_STARTUP_TEST NEOPIXEL_BKGD_INDEX_FIRST NEOPIXEL_BKGD_INDEX_LAST NEOPIXEL_BKGD_COLOR NEOPIXEL_BKGD_ALWAYS_ON
 exec_test $1 $2 "ReARM EFB VIKI2, SDSUPPORT, 2 Serial ports (USB CDC + UART0), NeoPixel" "$3"