diff --git a/Power_Pico/Core/Src/spi.c b/Power_Pico/Core/Src/spi.c
index 93f3044..c7ec692 100644
--- a/Power_Pico/Core/Src/spi.c
+++ b/Power_Pico/Core/Src/spi.c
@@ -92,7 +92,7 @@ void HAL_SPI_MspInit(SPI_HandleTypeDef* spiHandle)
     hdma_spi2_tx.Init.PeriphInc = DMA_PINC_DISABLE;
     hdma_spi2_tx.Init.MemInc = DMA_MINC_ENABLE;
     hdma_spi2_tx.Init.PeriphDataAlignment = DMA_PDATAALIGN_HALFWORD;
-    hdma_spi2_tx.Init.MemDataAlignment = DMA_PDATAALIGN_HALFWORD;
+    hdma_spi2_tx.Init.MemDataAlignment = DMA_MDATAALIGN_HALFWORD;
     hdma_spi2_tx.Init.Mode = DMA_NORMAL;
     hdma_spi2_tx.Init.Priority = DMA_PRIORITY_LOW;
     hdma_spi2_tx.Init.FIFOMode = DMA_FIFOMODE_DISABLE;
diff --git a/Power_Pico/Middlewares/LVGL/porting/lv_port_disp.c b/Power_Pico/Middlewares/LVGL/porting/lv_port_disp.c
index c0a1871..cca729a 100644
--- a/Power_Pico/Middlewares/LVGL/porting/lv_port_disp.c
+++ b/Power_Pico/Middlewares/LVGL/porting/lv_port_disp.c
@@ -107,7 +107,9 @@ void lv_port_disp_init(void)
 static void disp_init(void)
 {
     /*You code here*/
-
+    LCD_Init();
+    LCD_Fill(0,0, LCD_W, LCD_H, BLACK);
+    LCD_Set_Light(50);
 }
 
 volatile bool disp_flush_enabled = true;
diff --git a/Power_Pico/User/GUI/ui.c b/Power_Pico/User/GUI/ui.c
index 1fb8fc6..4e6f0fe 100644
--- a/Power_Pico/User/GUI/ui.c
+++ b/Power_Pico/User/GUI/ui.c
@@ -5,6 +5,8 @@
 
 ///////////////////// VARIABLES ////////////////////
 
+// pages
+
 
 ///////////////////// TEST LVGL SETTINGS ////////////////////
 #if LV_COLOR_DEPTH != 16
@@ -29,12 +31,14 @@ void ui_init(void)
                                                true, LV_FONT_DEFAULT);
     lv_disp_set_theme(dispp, theme);
     PageManager_init();
+
     // PageManager_register(&xxxpage);
     // test
     lv_obj_t * test_page = lv_obj_create(NULL);
     lv_obj_t * btn1 = lv_button_create(test_page);
     lv_obj_align(btn1, LV_ALIGN_CENTER, 0, 0);
     lv_disp_load_scr(test_page);
+
     //timer
     lv_timer_t * ui_MainTimer = lv_timer_create(main_timer, 1000,  NULL);
 }