diff --git a/Src/usbd_conf.c b/Src/usbd_conf.c
index 4d67d2a..43bd48a 100644
--- a/Src/usbd_conf.c
+++ b/Src/usbd_conf.c
@@ -95,11 +95,13 @@ void HAL_PCD_MspInit(PCD_HandleTypeDef* pcdHandle)
     HAL_NVIC_SetPriority(OTG_FS_IRQn, 5, 0);
     HAL_NVIC_EnableIRQ(OTG_FS_IRQn);
   /* USER CODE BEGIN USB_OTG_FS_MspInit 1 */
-    // 上电后重新枚举usb设备
+
+  // 上电后重新枚举usb设备
     HAL_GPIO_WritePin(GPIOA, GPIO_PIN_12, GPIO_PIN_RESET);
-    DWT_Delay(100);
-    HAL_GPIO_WritePin(GPIOA, GPIO_PIN_12, GPIO_PIN_RESET);
-    DWT_Delay(100);
+    DWT_Delay(0.1);
+    HAL_GPIO_WritePin(GPIOA, GPIO_PIN_12, GPIO_PIN_SET);
+    DWT_Delay(0.1);
+
   /* USER CODE END USB_OTG_FS_MspInit 1 */
   }
 }
diff --git a/modules/motor/DJImotor/dji_motor.c b/modules/motor/DJImotor/dji_motor.c
index e9345cc..bc215d4 100644
--- a/modules/motor/DJImotor/dji_motor.c
+++ b/modules/motor/DJImotor/dji_motor.c
@@ -300,7 +300,7 @@ void DJIMotorControl()
 
         // 若该电机处于停止状态,直接将buff置零
         if (motor->stop_flag == MOTOR_STOP)
-            memset(sender_assignment[group].tx_buff + 2 * num, 0, 16u);
+            memset(sender_assignment[group].tx_buff + 2 * num, 0, sizeof(uint16_t));
     }
 
     // 遍历flag,检查是否要发送这一帧报文