diff --git a/usb_desc.h b/usb_desc.h
deleted file mode 100644
--- a/usb_desc.h
+++ /dev/null
@@ -1,66 +0,0 @@
-/**
-  ******************************************************************************
-  * @file    usb_desc.h
-  * @author  MCD Application Team
-  * @version V4.0.0
-  * @date    21-January-2013
-  * @brief   Descriptor Header for Virtual COM Port Device
-  ******************************************************************************
-  * @attention
-  *
-  * <h2><center>&copy; COPYRIGHT 2013 STMicroelectronics</center></h2>
-  *
-  * Licensed under MCD-ST Liberty SW License Agreement V2, (the "License");
-  * You may not use this file except in compliance with the License.
-  * You may obtain a copy of the License at:
-  *
-  *        http://www.st.com/software_license_agreement_liberty_v2
-  *
-  * Unless required by applicable law or agreed to in writing, software 
-  * distributed under the License is distributed on an "AS IS" BASIS, 
-  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-  * See the License for the specific language governing permissions and
-  * limitations under the License.
-  *
-  ******************************************************************************
-  */
-
-
-/* Define to prevent recursive inclusion -------------------------------------*/
-#ifndef __USB_DESC_H
-#define __USB_DESC_H
-
-/* Includes ------------------------------------------------------------------*/
-/* Exported types ------------------------------------------------------------*/
-/* Exported constants --------------------------------------------------------*/
-/* Exported macro ------------------------------------------------------------*/
-/* Exported define -----------------------------------------------------------*/
-#define USB_DEVICE_DESCRIPTOR_TYPE              0x01
-#define USB_CONFIGURATION_DESCRIPTOR_TYPE       0x02
-#define USB_STRING_DESCRIPTOR_TYPE              0x03
-#define USB_INTERFACE_DESCRIPTOR_TYPE           0x04
-#define USB_ENDPOINT_DESCRIPTOR_TYPE            0x05
-
-#define VIRTUAL_COM_PORT_DATA_SIZE              64
-#define VIRTUAL_COM_PORT_INT_SIZE               8
-
-#define VIRTUAL_COM_PORT_SIZ_DEVICE_DESC        18
-#define VIRTUAL_COM_PORT_SIZ_CONFIG_DESC        67
-#define VIRTUAL_COM_PORT_SIZ_STRING_LANGID      4
-#define VIRTUAL_COM_PORT_SIZ_STRING_VENDOR      38
-#define VIRTUAL_COM_PORT_SIZ_STRING_PRODUCT     50
-#define VIRTUAL_COM_PORT_SIZ_STRING_SERIAL      26
-
-#define STANDARD_ENDPOINT_DESC_SIZE             0x09
-
-/* Exported functions ------------------------------------------------------- */
-extern const uint8_t Virtual_Com_Port_DeviceDescriptor[VIRTUAL_COM_PORT_SIZ_DEVICE_DESC];
-extern const uint8_t Virtual_Com_Port_ConfigDescriptor[VIRTUAL_COM_PORT_SIZ_CONFIG_DESC];
-
-extern const uint8_t Virtual_Com_Port_StringLangID[VIRTUAL_COM_PORT_SIZ_STRING_LANGID];
-extern const uint8_t Virtual_Com_Port_StringVendor[VIRTUAL_COM_PORT_SIZ_STRING_VENDOR];
-extern const uint8_t Virtual_Com_Port_StringProduct[VIRTUAL_COM_PORT_SIZ_STRING_PRODUCT];
-extern uint8_t Virtual_Com_Port_StringSerial[VIRTUAL_COM_PORT_SIZ_STRING_SERIAL];
-
-#endif /* __USB_DESC_H */
-/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/