diff --git a/Core/Src/main.c b/Core/Src/main.c
index 1e1520c..dd83493 100644
--- a/Core/Src/main.c
+++ b/Core/Src/main.c
@@ -38,7 +38,7 @@
 
 /* Private define ------------------------------------------------------------*/
 /* USER CODE BEGIN PD */
-#define HOST_USE_DMA 1
+// #define HOST_USE_DMA 1
 /* USER CODE END PD */
 
 /* Private macro -------------------------------------------------------------*/
@@ -67,6 +67,7 @@ void SystemClock_Config(void);
 void transDataToHost(uint8_t *data, uint16_t len)
 {
   // 开启uart3 dma
+  elog_hexdump("transDataToHost", 16, data, len);
   HAL_GPIO_WritePin(DIR1_GPIO_Port, DIR1_Pin, GPIO_PIN_SET);
   #ifdef HOST_USE_DMA
   HAL_UART_Transmit_DMA(&huart1, data, len);
@@ -83,13 +84,18 @@ void transDataToMotorValve(uint8_t *data, uint16_t len)
   HAL_GPIO_WritePin(DIR2_GPIO_Port, DIR2_Pin, GPIO_PIN_SET);
   // HAL_Delay(100);
   // HAL_UART_Transmit_DMA(&huart2, data, len);
-  HAL_UART_Transmit(&huart2, data, len, 100);
+  HAL_UART_Transmit(&huart2, data, len, 1000);
   HAL_GPIO_WritePin(DIR2_GPIO_Port, DIR2_Pin, GPIO_PIN_RESET);
-  // HAL_Delay(100);
+  // HAL_Delay(10);
 }
 
 uint8_t readDataFromMotorValve(uint8_t *data, uint16_t len, uint32_t timeout) 
 {
+  // while (huart2.RxState != HAL_UART_STATE_READY)
+  // {
+  //   HAL_Delay(10);
+  // }
+  
    return HAL_UART_Receive(&huart2, data, len, timeout);
 }
 
@@ -160,31 +166,33 @@ int main(void)
   // 执行一次HTTP客户端测试
   // http_test_request();
   HAL_GPIO_WritePin(LED_GPIO_Port, LED_Pin, GPIO_PIN_RESET);
+  HAL_Delay(5000);
   printf("Init success!\r\n");
   initCTLSystem();
   // runPumpDemo();
-  runValveDemo();
+  // runValveDemo();
   /* USER CODE END 2 */
 
   /* Infinite loop */
   /* USER CODE BEGIN WHILE */
+  uint32_t count = HAL_GetTick();
   while (1)
   {
     /* USER CODE END WHILE */
 
     /* USER CODE BEGIN 3 */
-    http_server_task();
+    // http_server_task();
 
     if (hostRxEnd == 1) {
-      printf("hostRxLen: %d\r\n", hostRxLen);
+      log_d("hostRxLen: %d", hostRxLen);
+      elog_hexdump("hostRxBuf", 16, hostRxBuf, hostRxLen);
       ProcessHostCommand(hostRxBuf, hostRxLen);
       hostRxEnd = 0;
       HAL_UART_Receive_DMA(&huart1, hostRxBuf, HOST_BUFFER_SIZE);
     }
 
-    static uint32_t count = 0;
-    if(count++ > 5000*2) {
-      count = 0;
+    if(HAL_GetTick() - count > 1000) {
+      count = HAL_GetTick();
       updateSystemStatus();
       // runPumpDemo();
       // runValveDemo();
diff --git a/Core/motor b/Core/motor
index 6dcc87a..7e47936 160000
--- a/Core/motor
+++ b/Core/motor
@@ -1 +1 @@
-Subproject commit 6dcc87aa594ab9151e33bf1a6c20ba27e5fdf909
+Subproject commit 7e47936f435ead61dad799f5729bfbfec01583b0