diff --git a/CMakeLists.txt b/CMakeLists.txt
index 407802a..40986fc 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -3,7 +3,7 @@ if(ESP_PLATFORM)
 file(GLOB SOURCES *.c)
 set(LVGL_INCLUDE_DIRS . lvgl_tft)
 list(APPEND SOURCES "lvgl_tft/disp_driver.c")
-list(APPEND SOURCES "lvgl_tft/esp_lcd_backlight.c")
+# list(APPEND SOURCES "lvgl_tft/esp_lcd_backlight.c")
 
 # Include only the source file of the selected
 # display controller.
diff --git a/lvgl_helpers.h b/lvgl_helpers.h
index c010174..78918d1 100644
--- a/lvgl_helpers.h
+++ b/lvgl_helpers.h
@@ -16,7 +16,7 @@ extern "C" {
 
 #include "lvgl_spi_conf.h"
 #include "lvgl_tft/disp_driver.h"
-#include "lvgl_tft/esp_lcd_backlight.h"
+// #include "lvgl_tft/esp_lcd_backlight.h" // 与IDF 5不兼容
 #include "lvgl_touch/touch_driver.h"
 
 /*********************
diff --git a/lvgl_tft/disp_driver.c b/lvgl_tft/disp_driver.c
index 153ca31..81033f3 100644
--- a/lvgl_tft/disp_driver.c
+++ b/lvgl_tft/disp_driver.c
@@ -4,7 +4,7 @@
 
 #include "disp_driver.h"
 #include "disp_spi.h"
-#include "esp_lcd_backlight.h"
+// #include "lvgl_tft/esp_lcd_backlight.h" // 与IDF 5不兼容
 #include "sdkconfig.h"
 
 void *disp_driver_init(void)
diff --git a/lvgl_tft/st7735s.c b/lvgl_tft/st7735s.c
index 8be725b..f53c170 100644
--- a/lvgl_tft/st7735s.c
+++ b/lvgl_tft/st7735s.c
@@ -66,7 +66,7 @@ void st7735s_init(void)
 #endif
 
     lcd_init_cmd_t init_cmds[]={
-		{ST7735_SWRESET, {0}, 0x80},         		// Software reset, 0 args, w/delay 150
+		{ST7735_SWRESET, {0}, 0x80},         		// Soft ware reset, 0 args, w/delay 150
 		{ST7735_SLPOUT, {0}, 0x80},                 // Out of sleep mode, 0 args, w/delay 500
 		{ST7735_FRMCTR1, {0x01, 0x2C, 0x2D}, 3},    // Frame rate ctrl - normal mode, 3 args: Rate = fosc/(1x2+40) * (LINE+2C+2D)
 		{ST7735_FRMCTR2, {0x01, 0x2C, 0x2D}, 3},    // Frame rate control - idle mode, 3 args:Rate = fosc/(1x2+40) * (LINE+2C+2D)
@@ -98,18 +98,18 @@ void st7735s_init(void)
     };
 
 	//Initialize non-SPI GPIOs
-        gpio_pad_select_gpio(ST7735S_DC);
+        esp_rom_gpio_pad_select_gpio(ST7735S_DC);
 	gpio_set_direction(ST7735S_DC, GPIO_MODE_OUTPUT);
 
 #if ST7735S_USE_RST
-        gpio_pad_select_gpio(ST7735S_RST);
+        esp_rom_gpio_pad_select_gpio(ST7735S_RST);
 	gpio_set_direction(ST7735S_RST, GPIO_MODE_OUTPUT);
 
 	//Reset the display
 	gpio_set_level(ST7735S_RST, 0);
-	vTaskDelay(100 / portTICK_RATE_MS);
+	vTaskDelay(100 / portTICK_PERIOD_MS);
 	gpio_set_level(ST7735S_RST, 1);
-	vTaskDelay(100 / portTICK_RATE_MS);
+	vTaskDelay(100 / portTICK_PERIOD_MS);
 #endif
 
 	ESP_LOGI(TAG, "ST7735S initialization.");
@@ -120,7 +120,7 @@ void st7735s_init(void)
 		st7735s_send_cmd(init_cmds[cmd].cmd);
 		st7735s_send_data(init_cmds[cmd].data, init_cmds[cmd].databytes&0x1F);
 		if (init_cmds[cmd].databytes & 0x80) {
-			vTaskDelay(100 / portTICK_RATE_MS);
+			vTaskDelay(100 / portTICK_PERIOD_MS);
 		}
 		cmd++;
 	}
diff --git a/lvgl_tft/st7735s.h b/lvgl_tft/st7735s.h
index 2d02ed0..c4cfbef 100644
--- a/lvgl_tft/st7735s.h
+++ b/lvgl_tft/st7735s.h
@@ -37,8 +37,8 @@ extern "C" {
 //      https://github.com/adafruit/Adafruit-ST7735-Library
 //
 #define ST7735_GREENTAB160x80 // For 160 x 80 display (BGR, inverted, 26 / 1 offset)
-#define COLSTART            26
-#define ROWSTART            1
+#define COLSTART            24  // ST7735s是为128 x 160屏幕设计的，我们是160 x 80的屏幕，需要偏移一部分像素。
+#define ROWSTART            0   // ST7735s是为128 x 160屏幕设计的，我们是160 x 80的屏幕，需要偏移一部分像素。
 
 // Delay between some initialisation commands
 #define TFT_INIT_DELAY      0x80