diff --git a/sound_picture_app/Display_ST7789.cpp b/sound_picture_app/Display_ST7789.cpp
index 6175105..6f5c246 100644
--- a/sound_picture_app/Display_ST7789.cpp
+++ b/sound_picture_app/Display_ST7789.cpp
@@ -207,13 +207,16 @@ void LCD_addWindow(uint16_t Xstart, uint16_t Ystart, uint16_t Xend, uint16_t Yen
 
 void Backlight_Init(void)
 {
-  ledcAttach(EXAMPLE_PIN_NUM_BK_LIGHT, Frequency, Resolution);    
-  ledcWrite(EXAMPLE_PIN_NUM_BK_LIGHT, 100);                      
+  pinMode(EXAMPLE_PIN_NUM_BK_LIGHT, OUTPUT);
+  digitalWrite(EXAMPLE_PIN_NUM_BK_LIGHT, HIGH); // Set backlight to full brightness
 }
 
 void Set_Backlight(uint8_t Light)
 {
-  if (Light > 100) Light = 100;
-  uint32_t duty = Light * 10;
-  ledcWrite(EXAMPLE_PIN_NUM_BK_LIGHT, duty);
+  pinMode(EXAMPLE_PIN_NUM_BK_LIGHT, OUTPUT);
+  if (Light > 0) {
+    digitalWrite(EXAMPLE_PIN_NUM_BK_LIGHT, HIGH);
+  } else {
+    digitalWrite(EXAMPLE_PIN_NUM_BK_LIGHT, LOW);
+  }
 }