text: /**
    ******************************************************************************
    * @file    USB_Device/CDC_Standalone/Inc/usbd_conf.h
    * @author  MCD Application Team
    * @version V1.2.2
    * @date    25-May-2015 
    * @brief   General low level driver configuration
    ******************************************************************************
    * @attention
    *
    * <h2><center>&copy; COPYRIGHT(c) 2015 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 __USBD_CONF_H
  #define __USBD_CONF_H
  
  /* Includes ------------------------------------------------------------------*/
  #include "stm32f4xx_hal.h"
  #include <stdio.h>
  #include <stdlib.h>
  #include <string.h>
  
  /* Exported types ------------------------------------------------------------*/
  /* Exported constants --------------------------------------------------------*/
  /* Common Config */
  #define USBD_MAX_NUM_INTERFACES               1
  #define USBD_MAX_NUM_CONFIGURATION            1
  #define USBD_MAX_STR_DESC_SIZ                 0x100
  #define USBD_SUPPORT_USER_STRING              0
  #define USBD_SELF_POWERED                     1
  #define USBD_DEBUG_LEVEL                      0
   
  /* Exported macro ------------------------------------------------------------*/
  /* Memory management macros */
  #define USBD_malloc               malloc
  #define USBD_free                 free
  #define USBD_memset               memset
  #define USBD_memcpy               memcpy
      
  /* DEBUG macros */
  #if (USBD_DEBUG_LEVEL > 0)
  #define  USBD_UsrLog(...)   printf(__VA_ARGS__);\
                              printf("\n");
  #else
  #define USBD_UsrLog(...)
  #endif
  
  #if (USBD_DEBUG_LEVEL > 1)
  
  #define  USBD_ErrLog(...)   printf("ERROR: ") ;\
                              printf(__VA_ARGS__);\
                              printf("\n");
  #else
  #define USBD_ErrLog(...)
  #endif
  
  #if (USBD_DEBUG_LEVEL > 2)
  #define  USBD_DbgLog(...)   printf("DEBUG : ") ;\
                              printf(__VA_ARGS__);\
                              printf("\n");
  #else
  #define USBD_DbgLog(...)
  #endif
  
  /* Exported functions ------------------------------------------------------- */
  
  #endif /* __USBD_CONF_H */
  
  /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
  