diff --git a/applications/_main.c b/applications/_main.c
index 2f9b5be..8118dbc 100644
--- a/applications/_main.c
+++ b/applications/_main.c
@@ -271,7 +271,8 @@ static void try()
     static rt_err_t rst = RT_ERROR;
     updatecfg();
     static rt_uint8_t d[10][200] = { };
-            static rt_uint8_t s[10] = { };
+    static rt_uint8_t s[10] = { };
+
     while(1)
     {
 //        int e;
@@ -296,7 +297,7 @@ static void try()
                     RT_NULL);
             if (rst == RT_EOK)//硬件条件满足
             {
-                LOG_I("TT准备OK");
+                LOG_I("TT准备就绪");
                 rt_event_send(&hw_check, ALL_READY);
                 break;
             }
diff --git a/applications/repeatSend.c b/applications/repeatSend.c
index 875e44f..05dd661 100644
--- a/applications/repeatSend.c
+++ b/applications/repeatSend.c
@@ -8,3 +8,86 @@
  * 2023-06-16     murmur       the first version
  */
 //姿态调配用demo程序。固定数据包循环重发
+
+#include <rtthread.h>
+
+#define LOG_TAG "repeadSend"
+#define LOG_LVL  LOG_LVL_DBG
+#include <ulog.h>
+
+#include <ttTR.h>
+
+/* 定时器的控制块 */
+static rt_timer_t timer1;
+static struct rt_event readyToSend;
+#define TIME_IS_UP 1<<1
+
+void repeatSend_thread_entry()
+{
+    while (1)
+    {
+        if (rt_event_recv(&readyToSend, TIME_IS_UP, RT_EVENT_FLAG_OR | RT_EVENT_FLAG_CLEAR, RT_WAITING_FOREVER,
+        RT_NULL) == RT_EOK)
+        {
+            char *f = "2023_06_16_10_28_00_123.bin";
+            static rt_uint8_t d[30][200] = { };
+            static rt_uint8_t s[30] = { };
+            rt_uint8_t len = 0;
+            len = pack_File(f, 0, d, s);
+            if (len && (tcpInit() == RT_EOK))
+            {
+                //        rt_event_send(&tcp_chk, TT_TCP_OK);
+                for (size_t var = 0; var < len; var++)
+                {
+                    sendMsg(d[var], s[var]);
+//                LOG_D("i = %d", var);
+                    LOG_HEX("d", 27, d[var], s[var]);
+                }
+                tcpClose();
+                LOG_I("Done.");
+            }
+        }
+    }
+}
+    /* 定时器1超时函数 */
+    static void timeout1(void *parameter)
+    {
+
+        LOG_D("定时时间到，开始发送数据");
+        rt_event_send(&readyToSend, TIME_IS_UP);
+    }
+
+
+
+
+
+    void timer_demo()
+    {
+    /* 创建定时器1  周期定时器 */
+    timer1 = rt_timer_create("repeadSendtimer", timeout1,
+                             RT_NULL, rt_tick_from_millisecond(30*1000),
+                             RT_TIMER_FLAG_PERIODIC);
+
+    /* 启动定时器1 */
+    if (timer1 != RT_NULL)
+        rt_timer_start(timer1);
+
+//    rt_err_t result = rt_event_init(&readyToSend, "readyToSend", RT_IPC_FLAG_PRIO);
+    /* 创建 serial 线程 */
+       rt_thread_t thread = rt_thread_create("send", repeatSend_thread_entry, RT_NULL, 1024*1, 25+1, 10);
+       /* 创建成功则启动线程 */
+       if (thread != RT_NULL)
+       {
+           rt_thread_startup(thread);
+       }
+       else
+       {
+          LOG_E("Failed to create thread.");
+       }
+}
+  MSH_CMD_EXPORT(timer_demo,定时发送)
+void inievt()
+  {
+      rt_err_t result = rt_event_init(&readyToSend, "readyToSend", RT_IPC_FLAG_PRIO);
+  }
+INIT_APP_EXPORT(inievt);
diff --git a/applications/timer.c b/applications/timer.c
index c7270a7..27250c2 100644
--- a/applications/timer.c
+++ b/applications/timer.c
@@ -140,5 +140,5 @@ int timer_sample(void)
 
 /* 导出到 msh 命令列表中 */
 
-MSH_CMD_EXPORT(timer_sample, timer sample);
+//MSH_CMD_EXPORT(timer_sample, timer sample);
 
diff --git a/applications/tools.c b/applications/tools.c
index 4b7aedc..86bf2f2 100644
--- a/applications/tools.c
+++ b/applications/tools.c
@@ -60,7 +60,7 @@ void hexFile_thread_entry(void* parameter)
     fd_in = open(fin, O_RDONLY, 0);
     if (fd_in < 0)
     {
-        rt_kprintf("[hex] open the input file : %s error!\n", fin);
+        LOG_E("[hex] open the input file : %s error.", fin);
         return RT_ERROR;
     }
     size_t file_size = lseek(fd_in, 0, SEEK_END);
@@ -83,7 +83,7 @@ void hexFile_thread_entry(void* parameter)
 
         memset(buffer, 0x00, READ_BUFFER_SIZE);
         read(fd_in, buffer, block_size);
-        LOG_HEX("hex_file:",27,buffer,block_size);
+        LOG_HEX("hex_file",27,buffer,block_size);
     }
 
     rt_free(buffer);
diff --git a/applications/ttTR.c b/applications/ttTR.c
index a5f920f..cadecb4 100644
--- a/applications/ttTR.c
+++ b/applications/ttTR.c
@@ -79,7 +79,7 @@ int tcpInit(void)
 
 static int tcpSend(const rt_uint8_t *send_data, size_t len)
 {
-    LOG_HEX("send",27,send_data,len);
+//    LOG_HEX("send",27,send_data,len);
     /* 发送数据到sock连接 */
     int ret = send(sock, send_data, len, 0);
 
diff --git a/applications/uart_dma_sample.c b/applications/uart_dma_sample.c
index 2d482a9..a444f1b 100644
--- a/applications/uart_dma_sample.c
+++ b/applications/uart_dma_sample.c
@@ -174,7 +174,7 @@ static int uart_dma_sample(int argc, char *argv[])
 
     /* 创建定时器1  周期定时器 */
     timer1 = rt_timer_create("rxtimer", timeout1,
-                             RT_NULL, 10,
+                             RT_NULL, 60,
                              RT_TIMER_FLAG_PERIODIC);