diff --git a/src/W800 SDK v1.00.08/app/gfx/gfx_task.c b/src/W800 SDK v1.00.08/app/gfx/gfx_task.c
index db93eea..6da69e0 100644
--- a/src/W800 SDK v1.00.08/app/gfx/gfx_task.c	
+++ b/src/W800 SDK v1.00.08/app/gfx/gfx_task.c	
@@ -8,16 +8,18 @@
 
 #include "lv_port_indev.h"
 
-static lv_color_t lvgl_draw_buffer[LCD_PIXEL_WIDTH * LCD_PIXEL_HEIGHT / 10];
+#define LVGL_GFX_BUFFER_SIZE (LCD_PIXEL_WIDTH * LCD_PIXEL_HEIGHT / 2)
+
+static lv_color_t lvgl_draw_buffer[LVGL_GFX_BUFFER_SIZE];
 static lv_disp_draw_buf_t lvgl_draw_buffer_dsc;
 
-static lv_disp_drv_t display_driver;
+lv_disp_drv_t display_driver;
 static LCDConfig_t LCDConfig;
 
 static void lvgl_display_flush_cb(lv_disp_drv_t *disp_drv, const lv_area_t *area, lv_color_t *color_p)
 {
     lcd_draw_rect_frame(&LCDConfig, area->x1, area->y1, area->x2 - area->x1 + 1, area->y2 - area->y1 + 1, (uint8_t *)color_p);
-    lv_disp_flush_ready(disp_drv);
+    //lv_disp_flush_ready(disp_drv);
 }
 
 struct tm temptm = {0};
@@ -29,29 +31,22 @@ static void date_time_cb(struct tm * const dateTime)
     /*time_t time_type = time(NULL);
     struct tm *tm = localtime(&time_type);*/
 
-    
-    //LV_LOG_USER("Time is : %llu, Time : %d:%d:%d", time_type, tm->tm_hour, tm->tm_min, tm->tm_sec);
+    temptm.tm_min++;
+    temptm.tm_sec = 1;
+
+    if(temptm.tm_min == 60)
+    {
+        temptm.tm_min = 0;
+        temptm.tm_hour++;
+    }
+
+    if(temptm.tm_hour == 24)
+        temptm.tm_hour = 0;
+        
     *dateTime = temptm;
-}
 
-static void tick_timer_irq(u8 *arg)
-{
-	lv_tick_inc(1);
-}
-
-void lv_create_tick(void)
-{
-	u8 timer_id;
-	struct tls_timer_cfg timer_cfg;
-	
-	timer_cfg.unit = TLS_TIMER_UNIT_MS;
-	timer_cfg.timeout = 1;
-	timer_cfg.is_repeat = 1;
-	timer_cfg.callback = (tls_timer_irq_callback)tick_timer_irq;
-	timer_cfg.arg = NULL;
-	timer_id = tls_timer_create(&timer_cfg);
-	tls_timer_start(timer_id);
-	// printf("timer start\n");	
+    //LV_LOG_USER("Time is : %llu, Time : %d:%d:%d", time_type, tm->tm_hour, tm->tm_min, tm->tm_sec);
+    LV_LOG_USER("Time : %d:%d:%d", dateTime->tm_hour, dateTime->tm_min, dateTime->tm_sec);
 }
 
 WatchFace_t watchFace;
@@ -59,12 +54,10 @@ MenuScreen_t menuScreen;
 
 void gfx_task(void *param)
 {
-    TickType_t time_ref = tls_os_get_time();
     APP_LOG_TRACE("starting");
 
     /* Initialize the lvgl library*/
     lv_init();
-    lv_create_tick();
     
     /* Create, initialize and register the display driver*/
     lv_disp_drv_init(&display_driver);
@@ -74,7 +67,7 @@ void gfx_task(void *param)
 
     display_driver.rotated = LV_DISP_ROT_180;
 
-    lv_disp_draw_buf_init(&lvgl_draw_buffer_dsc, lvgl_draw_buffer, NULL, LCD_PIXEL_WIDTH * LCD_PIXEL_HEIGHT / 10);
+    lv_disp_draw_buf_init(&lvgl_draw_buffer_dsc, lvgl_draw_buffer, NULL, LVGL_GFX_BUFFER_SIZE);
 
     display_driver.draw_buf = &lvgl_draw_buffer_dsc;
     display_driver.flush_cb = &(lvgl_display_flush_cb);
@@ -106,21 +99,24 @@ void gfx_task(void *param)
 
     lv_port_indev_init();
 
-    watch_face_init(&watchFace);
+    /*watch_face_init(&watchFace);
     menu_screen_init(&menuScreen);
 
     watch_face_register_cb(&watchFace, &(date_time_cb));
     watch_face_create(&watchFace);
 
-    lv_scr_load(watchFace.display);
+    lv_scr_load(watchFace.display);*/
+    //lv_demo_widgets();
+    //lv_demo_benchmark();
+    lv_demo_stress();
 
     for(;;)
     {
         lv_timer_handler();
-        tls_os_time_delay_until(&time_ref, pdMS_TO_TICKS(5));
+        tls_os_time_delay(5);
 
-        static u32 counter = 0;
+       /* static u32 counter = 0;
         if(counter++ % 200 == 0)
-            APP_LOG_DEBUG("GFX ALIVE");
+            APP_LOG_DEBUG("GFX ALIVE");*/
     }
 }
\ No newline at end of file
diff --git a/src/W800 SDK v1.00.08/app/gfx/gfx_task.h b/src/W800 SDK v1.00.08/app/gfx/gfx_task.h
index a94008b..e059ca3 100644
--- a/src/W800 SDK v1.00.08/app/gfx/gfx_task.h	
+++ b/src/W800 SDK v1.00.08/app/gfx/gfx_task.h	
@@ -4,8 +4,8 @@
 #include "wm_include.h"
 
 
-#define GFX_STACK_SIZE_IN_BYTES (4096 * sizeof(StackType_t))
-#define GFX_STACK_PRIORITY      (5)//(31)
+#define GFX_STACK_SIZE_IN_BYTES (512 * sizeof(StackType_t))
+#define GFX_STACK_PRIORITY      (5)
 
 static u8 gfx_task_stack[GFX_STACK_SIZE_IN_BYTES];
 tls_os_task_t gfx_task_handle;
diff --git a/src/W800 SDK v1.00.08/app/gfx/lcd.c b/src/W800 SDK v1.00.08/app/gfx/lcd.c
index 0031292..37d26d4 100644
--- a/src/W800 SDK v1.00.08/app/gfx/lcd.c	
+++ b/src/W800 SDK v1.00.08/app/gfx/lcd.c	
@@ -226,7 +226,7 @@ void lcd_set_window(LCDConfig_t * const LCDConfig, u16 x_start, u16 y_start, u16
 void lcd_draw_rect_frame(LCDConfig_t * const LCDConfig, u16 x, u16 y, u16 width, u16 height, u8 *data)
 {
     // First we check if the MMC peripheral is ready to write :
-    mmc_sdio_driver_wait_write_dma_ready();
+    //mmc_sdio_driver_wait_write_dma_ready();
 
     // We tell the display where we want to draw the frame as well as it's size
     lcd_set_window(LCDConfig, x, y, x + width - 1, y + height - 1);
@@ -241,6 +241,20 @@ void lcd_draw_rect_frame(LCDConfig_t * const LCDConfig, u16 x, u16 y, u16 width,
     {
         mmc_sdio_driver_write_one(data[i]);
     }*/
+
+    /*uint16_t size =  width * height * 2, cursor = 0;
+    u16 writeLen = 0;
+    for(; size != 0; )
+    {
+        if(size > 512)
+            writeLen = 512;
+        else
+            writeLen = size;
+
+        mmc_sdio_driver_write(data + cursor, writeLen);
+        size -= writeLen;
+        cursor += writeLen;
+    }*/
 }
 
 void lcd_set_backlight(LCDConfig_t * const LCDConfig, u8 brightness)
diff --git a/src/W800 SDK v1.00.08/app/gfx/mmc_sdio.c b/src/W800 SDK v1.00.08/app/gfx/mmc_sdio.c
index 75ec520..9b8f610 100644
--- a/src/W800 SDK v1.00.08/app/gfx/mmc_sdio.c	
+++ b/src/W800 SDK v1.00.08/app/gfx/mmc_sdio.c	
@@ -3,6 +3,7 @@
 #include "wm_include.h"
 #include "app_log.h"
 #include "FreeRTOS.h"
+#include "lvgl.h"
 
 static u8   sdio_spi_dma_channel  = 0xFF;
 static u32  sdio_spi_dma_buf_size = 0;
@@ -30,7 +31,7 @@ void mmc_sdio_driver_periph_init(void)
 #if (0) // Clock frequency is 1/2 of system clock
     SDIO_HOST->MMC_CTL = 0x542 | 0 << 3; // auto transfer, mmc mode.
 #else /* Clock frequency is 1/4 of system clock */
-    SDIO_HOST->MMC_CTL = 0x542 | (0b001 << 3); // 001
+    SDIO_HOST->MMC_CTL = 0x542 | (0b000 << 3); // 001
 #endif
     SDIO_HOST->MMC_INT_MASK = 0x100; //unmask sdio data interrupt.
     SDIO_HOST->MMC_CRCCTL = 0x00;
@@ -73,24 +74,26 @@ static void mmc_sdio_driver_dma_callback(void *arg)
     else*/
     {
         tls_dma_free(sdio_spi_dma_channel);
-        tls_os_sem_release(sdio_spi_dma_ready_flag);
+        extern lv_disp_drv_t display_driver;
+        lv_disp_flush_ready(&display_driver);
+        //tls_os_sem_release(sdio_spi_dma_ready_flag);
 
         //tls_mem_free(sdio_spi_dma_temp_buf);
         //free(sdio_spi_dma_temp_buf);
             // 等待信号量 直到上一次DMA数据发送完成
-        sdio_spi_dma_ready = true;
+       // sdio_spi_dma_ready = true;
         // printf("--->tls_os_sem_release [%s:%d]\r\n",__func__,__LINE__);
     }
 }
 
-static u32 tmpbuff[2880];
+//static u32 tmpbuff[5760];
 
 void mmc_sdio_driver_write_dma_async(u32 *data, u32 dataLengthInBytes)
 {
     // Wait for the semaphore until the last DMA data transmission is completed
     // printf("--->tls_os_sem_acquire [%s:%d]\r\n",__func__,__LINE__);
-    tls_os_sem_acquire(sdio_spi_dma_ready_flag, 0);
-    sdio_spi_dma_ready = false;
+    /*tls_os_sem_acquire(sdio_spi_dma_ready_flag, 0);
+    sdio_spi_dma_ready = false;*/
     // printf("--->%s:%d\r\n",__func__,__LINE__);
 
     // printf("--->w buf_size:%d\n", len);
@@ -107,7 +110,8 @@ void mmc_sdio_driver_write_dma_async(u32 *data, u32 dataLengthInBytes)
         // printf("Len not aligned\n");
     }
 
-    /*sdio_spi_dma_temp_buf = malloc(dataLengthInBytes);//tls_mem_alloc(dataLengthInBytes);
+    //sdio_spi_dma_temp_buf = tls_mem_alloc(dataLengthInBytes);
+    /*sdio_spi_dma_temp_buf = malloc(dataLengthInBytes);
 
     if (sdio_spi_dma_temp_buf == NULL)
     {
@@ -117,7 +121,7 @@ void mmc_sdio_driver_write_dma_async(u32 *data, u32 dataLengthInBytes)
     memcpy(sdio_spi_dma_temp_buf, data, dataLengthInBytes);
 
     sdio_spi_dma_buf_addr = sdio_spi_dma_temp_buf;*/
-    memcpy(tmpbuff, data, dataLengthInBytes);
+    //memcpy(tmpbuff, data, dataLengthInBytes);
     sdio_spi_dma_buf_size = dataLengthInBytes;
 
     while (1)
@@ -129,7 +133,7 @@ void mmc_sdio_driver_write_dma_async(u32 *data, u32 dataLengthInBytes)
     SDIO_HOST->BUF_CTL = 0x4000; // disable dma,
     sdio_spi_dma_channel = tls_dma_request(0, 0);
     DMA_CHNLCTRL_REG(sdio_spi_dma_channel) = DMA_CHNL_CTRL_CHNL_OFF;
-    DMA_SRCADDR_REG(sdio_spi_dma_channel) = (unsigned int)tmpbuff;//sdio_spi_dma_buf_addr;
+    DMA_SRCADDR_REG(sdio_spi_dma_channel) = (unsigned int)data;//sdio_spi_dma_buf_addr;
     DMA_DESTADDR_REG(sdio_spi_dma_channel) = (unsigned int)SDIO_HOST->DATA_BUF;
     /*u32 bufsize = sdio_spi_dma_buf_size;
     if (bufsize > 65532)
@@ -165,6 +169,16 @@ void mmc_sdio_driver_write_one(u8 byte)
     }
 }
 
+void mmc_sdio_driver_write(const u8 * bytes, u16 len)
+{
+    SDIO_HOST->BUF_CTL = 0x4820;
+    memcpy(SDIO_HOST->DATA_BUF, bytes, len);
+
+    SDIO_HOST->MMC_BYTECNTL = len;
+    SDIO_HOST->MMC_IO = 0x01;
+    while (SDIO_HOST->MMC_IO & 0x01);
+}
+
 void mmc_sdio_driver_wait_write_dma_ready(void)
 {
     while(!sdio_spi_dma_ready)
diff --git a/src/W800 SDK v1.00.08/app/gfx/mmc_sdio.h b/src/W800 SDK v1.00.08/app/gfx/mmc_sdio.h
index da854d1..25a47bb 100644
--- a/src/W800 SDK v1.00.08/app/gfx/mmc_sdio.h	
+++ b/src/W800 SDK v1.00.08/app/gfx/mmc_sdio.h	
@@ -12,6 +12,8 @@ void mmc_sdio_driver_write_dma_async(u32 *data, u32 dataLengthInBytes);
 /* Sends one byte of data to the slave */
 void mmc_sdio_driver_write_one(u8 byte);
 
+void mmc_sdio_driver_write(const u8 * bytes, u16 len);
+
 /* Blocks the current task until the write through DMA is available again */
 void mmc_sdio_driver_wait_write_dma_ready(void);
 
diff --git a/src/W800 SDK v1.00.08/lvgl/lvgl_port/lv_conf.h b/src/W800 SDK v1.00.08/lvgl/lvgl_port/lv_conf.h
index 1ca186b..ff3bd94 100644
--- a/src/W800 SDK v1.00.08/lvgl/lvgl_port/lv_conf.h	
+++ b/src/W800 SDK v1.00.08/lvgl/lvgl_port/lv_conf.h	
@@ -49,7 +49,8 @@
 #define LV_MEM_CUSTOM 0
 #if LV_MEM_CUSTOM == 0
     /*Size of the memory available for `lv_mem_alloc()` in bytes (>= 2kB)*/
-    #define LV_MEM_SIZE (20 * 1024U)          /*[bytes]*/
+    //#define LV_MEM_SIZE (30 * 1024U)          /*[bytes]*/
+    #define LV_MEM_SIZE (48 * 1024U)
 
     /*Set an address for the memory pool instead of allocating it as a normal array. Can be in external SRAM too.*/
     #define LV_MEM_ADR 0     /*0: unused*/
@@ -78,10 +79,10 @@
  *====================*/
 
 /*Default display refresh period. LVG will redraw changed areas with this period time*/
-#define LV_DISP_DEF_REFR_PERIOD 16      /*[ms]*/
+#define LV_DISP_DEF_REFR_PERIOD 10      /*[ms]*/
 
 /*Input device read period in milliseconds*/
-#define LV_INDEV_DEF_READ_PERIOD 16     /*[ms]*/
+#define LV_INDEV_DEF_READ_PERIOD 20     /*[ms]*/
 
 /*Use a custom tick source that tells the elapsed time in milliseconds.
  *It removes the need to manually update the tick with `lv_tick_inc()`)*/
@@ -219,7 +220,7 @@
  *-----------*/
 
 /*Enable the log module*/
-#define LV_USE_LOG 1
+#define LV_USE_LOG 0
 #if LV_USE_LOG
 
     /*How important log should be added:
@@ -724,7 +725,7 @@
  ====================*/
 
 /*Show some widget. It might be required to increase `LV_MEM_SIZE` */
-#define LV_USE_DEMO_WIDGETS 0
+#define LV_USE_DEMO_WIDGETS 1
 #if LV_USE_DEMO_WIDGETS
 #define LV_DEMO_WIDGETS_SLIDESHOW 0
 #endif
diff --git a/src/W800 SDK v1.00.08/src/os/rtos/include/FreeRTOSConfig.h b/src/W800 SDK v1.00.08/src/os/rtos/include/FreeRTOSConfig.h
index 2805a16..d08c582 100644
--- a/src/W800 SDK v1.00.08/src/os/rtos/include/FreeRTOSConfig.h	
+++ b/src/W800 SDK v1.00.08/src/os/rtos/include/FreeRTOSConfig.h	
@@ -70,7 +70,7 @@
 
 #define configUSE_PREEMPTION		1	
 #define configUSE_IDLE_HOOK			1	//ʹ�ÿ��й���
-#define configUSE_TICK_HOOK			0	
+#define configUSE_TICK_HOOK			1	
 
 #define configCPU_CLOCK_HZ			( ( unsigned long ) 40000000 )	/* =12.0MHz xtal multiplied by 5 using the PLL. *///???????????????