text: /**
    ******************************************************************************
    * @file    USB_Device/DFU_Standalone/Inc/usbd_conf.h
    * @author  MCD Application Team
    * @brief   General low level driver configuration
    ******************************************************************************
    * @attention
    *
    * <h2><center>&copy; Copyright (c) 2017 STMicroelectronics International N.V. 
    * All rights reserved.</center></h2>
    *
    * Redistribution and use in source and binary forms, with or without 
    * modification, are permitted, provided that the following conditions are met:
    *
    * 1. Redistribution of source code must retain the above copyright notice, 
    *    this list of conditions and the following disclaimer.
    * 2. Redistributions in binary form must reproduce the above copyright notice,
    *    this list of conditions and the following disclaimer in the documentation
    *    and/or other materials provided with the distribution.
    * 3. Neither the name of STMicroelectronics nor the names of other 
    *    contributors to this software may be used to endorse or promote products 
    *    derived from this software without specific written permission.
    * 4. This software, including modifications and/or derivative works of this 
    *    software, must execute solely and exclusively on microcontroller or
    *    microprocessor devices manufactured by or for STMicroelectronics.
    * 5. Redistribution and use of this software other than as permitted under 
    *    this license is void and will automatically terminate your rights under 
    *    this license. 
    *
    * THIS SOFTWARE IS PROVIDED BY STMICROELECTRONICS AND CONTRIBUTORS "AS IS" 
    * AND ANY EXPRESS, IMPLIED OR STATUTORY WARRANTIES, INCLUDING, BUT NOT 
    * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A 
    * PARTICULAR PURPOSE AND NON-INFRINGEMENT OF THIRD PARTY INTELLECTUAL PROPERTY
    * RIGHTS ARE DISCLAIMED TO THE FULLEST EXTENT PERMITTED BY LAW. IN NO EVENT 
    * SHALL STMICROELECTRONICS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
    * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
    * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, 
    * OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF 
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    * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
    *
    ******************************************************************************
    */
  
  /* 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 */
  /* Maximum number of supported media : Flash */
  #define USBD_MAX_NUM_INTERFACES               1
  #define USBD_MAX_NUM_CONFIGURATION            1
  #define USBD_MAX_STR_DESC_SIZ                 0x100
  #define USBD_SUPPORT_USER_STRING              1
  #define USBD_SELF_POWERED                     1
  #define USBD_DEBUG_LEVEL                      0
  
  /* DFU Class Config */
  #define USBD_DFU_MAX_ITF_NUM                   1
  #define USBD_DFU_XFER_SIZE                     1024   /* Max DFU Packet Size   = 1024 bytes */
  #define USBD_DFU_APP_DEFAULT_ADD               0x08008000 /* The first 2 sectors (32 KB) are reserved for DFU code */
  #define USBD_DFU_MAX_NB_OF_SECTORS             8 /* Max number of sectors */
  
  /* Exported macro ------------------------------------------------------------*/
  /* Memory management macros */   
  #define USBD_malloc               malloc
  #define USBD_free                 free
  #define USBD_memset               memset
  #define USBD_memcpy               memcpy
  #define USBD_Delay                HAL_Delay
  
  /* 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****/
  