add support SSD1963 PWM backlight control. ( #586 )

lovyan03 · Jul 25, 2024 · 48e87f6 · 48e87f6
1 parent f38076b
commit 48e87f6
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diff --git a/src/lgfx/v1/panel/Panel_SSD1963.cpp b/src/lgfx/v1/panel/Panel_SSD1963.cpp
@@ -142,6 +142,15 @@ namespace lgfx
     return true;
   }
 
+  void Panel_SSD1963::setBrightness(uint8_t brightness)
+  {
+    if (_light) { Panel_LCD::setBrightness(brightness); }
+    else {
+      uint8_t cmd[] = { 0xBE, 6, 0x05, brightness, 0x01, 0xFF, 0x00, 0x00, 0xFF, 0xFF };
+      command_list(cmd);
+    }
+  }
+
   color_depth_t Panel_SSD1963::setColorDepth(color_depth_t depth)
   {
     uint8_t mode = 0x00;

diff --git a/src/lgfx/v1/panel/Panel_SSD1963.hpp b/src/lgfx/v1/panel/Panel_SSD1963.hpp
@@ -66,6 +66,8 @@ namespace lgfx
       _read_depth  = rgb565_2Byte;
     }
 
+    void setBrightness(uint8_t brightness) override;
+
     void setHSync(uint_fast16_t front, uint_fast16_t sync, uint_fast16_t back, uint_fast16_t move = 0, uint_fast16_t lpspp = 0);
     void setVSync(uint_fast16_t front, uint_fast16_t sync, uint_fast16_t back, uint_fast16_t move = 0);