diff --git a/README.md b/README.md
index b45b708..7655add 100644
--- a/README.md
+++ b/README.md
@@ -61,7 +61,24 @@
 ![alt text](my_picture/温度.png)
 
 ### 显示时间
-
+[参考(https://blog.csdn.net/toopoo/article/details/113665077)](https://blog.csdn.net/toopoo/article/details/113665077)
+``` c
+void greattime()
+{
+    time_t cur_time;
+    struct tm *info;
+    cur_time = ntp_get_time(RT_NULL);
+    info=localtime(&cur_time);
+    strftime(tmp, 80, "%Y-%m-%d", info);
+    lcd_show_string(40, 240/2-32-24, 32, tmp);
+    strftime(tmp, 80, "%H:%M:%S", info);
+    lcd_show_string(50, 240/2+24, 32, tmp);
+    if (cur_time)
+    {
+        rt_kprintf("NTP Server Time: %s", ctime((const time_t *)&cur_time));
+    }
+}
+```
 
 # STM32F407 星火一号开发板 BSP 说明
 
diff --git a/my_pro/my_func.c b/my_pro/my_func.c
index 0ab0883..70ce81b 100644
--- a/my_pro/my_func.c
+++ b/my_pro/my_func.c
@@ -4,8 +4,11 @@
 #include <stdlib.h>
 #include <drv_lcd.h>
 #include <ntp.h>
+#include <time.h>
 
 #define LCD_MAX 240
+
+extern char tmp[];
 void lcd_black(int x, int y)
 {
     lcd_address_set(x, y, x, y);
@@ -41,6 +44,21 @@ void mytime()
     }
     lcd_show_string(20, 2, 16, ctime((const time_t *)&cur_time));
 }
+void greattime()
+{
+    time_t cur_time;
+    struct tm *info;
+    cur_time = ntp_get_time(RT_NULL);
+    info=localtime(&cur_time);
+    strftime(tmp, 80, "%Y-%m-%d", info);
+    lcd_show_string(40, 240/2-32-24, 32, tmp);
+    strftime(tmp, 80, "%H:%M:%S", info);
+    lcd_show_string(50, 240/2+24, 32, tmp);
+    if (cur_time)
+    {
+        rt_kprintf("NTP Server Time: %s", ctime((const time_t *)&cur_time));
+    }
+}
 
 void xy_round(int x, int y, int x2, int y2, int r, int ii)
 {
diff --git a/my_pro/my_func.h b/my_pro/my_func.h
index d746ece..a990832 100644
--- a/my_pro/my_func.h
+++ b/my_pro/my_func.h
@@ -5,6 +5,7 @@
 
                         // 当前方向
 void mytime();
+void greattime();
 void xy_round(int x, int y, int x2, int y2, int r, int ii);
 void my_round(int r);
 void xy_sink();
diff --git a/my_pro/myinfrared.c b/my_pro/myinfrared.c
index f0c4cd9..beab65a 100644
--- a/my_pro/myinfrared.c
+++ b/my_pro/myinfrared.c
@@ -7,7 +7,7 @@
 #define DBG_TAG "main"
 #define DBG_LVL DBG_LOG
 #include <rtdbg.h>
-#include <ulog.h>
+// #include <ulog.h>
 #include <drv_lcd.h>
 
 /* 配置 LED 灯引脚 */
@@ -21,7 +21,7 @@ extern rt_atomic_t page_chosen;
 extern rt_atomic_t page_first;
 extern rt_atomic_t page_stop;
 extern int snake_max;
-extern char tmp[10];
+extern char tmp[];
 
 void snake_compare(rt_uint8_t key, rt_uint8_t repeat)
 {
diff --git a/my_pro/myproject.c b/my_pro/myproject.c
index bca369f..929590d 100644
--- a/my_pro/myproject.c
+++ b/my_pro/myproject.c
@@ -12,6 +12,7 @@
 #include "mysnake.h"
 #include "infrared.h"
 #include <ulog.h>
+#include "my_func.h"
 
 char DEMO_PRODUCT_KEY[IOTX_PRODUCT_KEY_LEN + 1] = {0};
 char DEMO_DEVICE_NAME[IOTX_DEVICE_NAME_LEN + 1] = {0};
@@ -209,8 +210,8 @@ void tmp_payload(void)
             my_round(20);
             page_first = 0;
         }
-
-        show_lcd();
+        greattime();
+        // show_lcd();
     }
     if (ps_data > 1022)
     {