diff --git a/Core/Src/freertos.c b/Core/Src/freertos.c
index 0de0897..00b5ea0 100644
--- a/Core/Src/freertos.c
+++ b/Core/Src/freertos.c
@@ -231,7 +231,7 @@ void start_adc_task(void const *argument)
     {
       ad7124_get_analog(ch);
     }
-    HAL_GPIO_TogglePin(LED2_G_GPIO_Port, LED2_G_Pin);
+    HAL_GPIO_TogglePin(LED2_Y_GPIO_Port, LED2_Y_Pin);
     if (huart5.RxState == HAL_UART_STATE_READY)
     {
       HAL_UARTEx_ReceiveToIdle_DMA(&huart5, hart1_uart5.rx_data_temp, ARRAY_LEN(hart1_uart5.rx_data_temp));
@@ -241,7 +241,7 @@ void start_adc_task(void const *argument)
       HAL_UARTEx_ReceiveToIdle_DMA(&huart2, hart2_uart2.rx_data_temp, ARRAY_LEN(hart2_uart2.rx_data_temp));
     }
     osThreadResume(dac_taskHandle);
-    // vTaskDelay(100);
+    vTaskDelay(10);
   }
   /* USER CODE END start_adc_task */
 }
diff --git a/User/application/src/tcpserverc.c b/User/application/src/tcpserverc.c
index 930ad35..8cbe37e 100644
--- a/User/application/src/tcpserverc.c
+++ b/User/application/src/tcpserverc.c
@@ -135,8 +135,8 @@ static err_t tcpecho_recv_control(void *arg, struct tcp_pcb *tpcb, struct pbuf *
     communication_data_u communication_data;
     if (p != NULL)
     {
+        HAL_GPIO_TogglePin(LED3_G_GPIO_Port, LED3_G_Pin);
         /* 更新窗口*/
-
         tcp_recved(tpcb, p->tot_len); // 读取数据的控制块   得到所有数据的长度
         server_pcb_control = tpcb;    // 直接赋值
         memcpy(tcp_rx_data, (int *)p->payload, p->tot_len);