diff --git a/main/i80_controller_example_main.c b/main/i80_controller_example_main.c
index c157c42..2b0df6c 100644
--- a/main/i80_controller_example_main.c
+++ b/main/i80_controller_example_main.c
@@ -25,7 +25,7 @@ static const char *TAG = "example";
 ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
 #define EXAMPLE_LCD_PIXEL_CLOCK_HZ     CONFIG_EXAMPLE_LCD_PIXEL_CLOCK_HZ
 
-#define EXAMPLE_LCD_BK_LIGHT_ON_LEVEL  1
+#define EXAMPLE_LCD_BK_LIGHT_ON_LEVEL  0
 #define EXAMPLE_LCD_BK_LIGHT_OFF_LEVEL !EXAMPLE_LCD_BK_LIGHT_ON_LEVEL
 #define EXAMPLE_PIN_NUM_DATA0          18
 #define EXAMPLE_PIN_NUM_DATA1          17
@@ -249,8 +249,11 @@ void example_init_lcd_panel(esp_lcd_panel_io_handle_t io_handle, esp_lcd_panel_h
     esp_lcd_panel_init(panel_handle);
     // Set inversion, x/y coordinate order, x/y mirror according to your LCD module spec
     // the gap is LCD panel specific, even panels with the same driver IC, can have different gap value
-    esp_lcd_panel_invert_color(panel_handle, true);
-    esp_lcd_panel_set_gap(panel_handle, 0, 20);
+    esp_lcd_panel_invert_color(panel_handle, false);
+    esp_lcd_panel_set_gap(panel_handle, 0, 0);
+
+    esp_lcd_panel_mirror(panel_handle, true, false);
+    
 #elif CONFIG_EXAMPLE_LCD_I80_CONTROLLER_NT35510
     ESP_LOGI(TAG, "Install LCD driver of nt35510");
     esp_lcd_panel_dev_config_t panel_config = {
diff --git a/sdkconfig b/sdkconfig
index bca05fe..e77ac9a 100644
--- a/sdkconfig
+++ b/sdkconfig
@@ -540,7 +540,7 @@ CONFIG_PARTITION_TABLE_MD5=y
 # Example Configuration
 #
 CONFIG_EXAMPLE_LCD_I80_COLOR_IN_PSRAM=y
-CONFIG_EXAMPLE_LCD_PIXEL_CLOCK_HZ=2000000
+CONFIG_EXAMPLE_LCD_PIXEL_CLOCK_HZ=10000000
 CONFIG_EXAMPLE_LCD_I80_CONTROLLER_ST7789=y
 # CONFIG_EXAMPLE_LCD_I80_CONTROLLER_NT35510 is not set
 # CONFIG_EXAMPLE_LCD_I80_CONTROLLER_ILI9341 is not set