/**
  ******************************************************************************
  * @file    usb_def.h
  * @author  NONE
  * @version NONE
  * @date    NONE
  * @brief   NONE
  ******************************************************************************/

/* Define to prevent recursive inclusion -------------------------------------*/
#ifndef __USB_DEF_H
#define __USB_DEF_H

/* Includes ------------------------------------------------------------------*/
/* Exported types ------------------------------------------------------------*/
typedef enum _RECIPIENT_TYPE
{
    DEVICE_RECIPIENT,    /* Recipient device */
    INTERFACE_RECIPIENT, /* Recipient interface */
    ENDPOINT_RECIPIENT,  /* Recipient endpoint */
    OTHER_RECIPIENT
} RECIPIENT_TYPE;


typedef enum _STANDARD_REQUESTS
{
    GET_STATUS = 0,
    CLEAR_FEATURE,
    RESERVED1,
    SET_FEATURE,
    RESERVED2,
    SET_ADDRESS,
    GET_DESCRIPTOR,
    SET_DESCRIPTOR,
    GET_CONFIGURATION,
    SET_CONFIGURATION,
    GET_INTERFACE,
    SET_INTERFACE,
    TOTAL_sREQUEST, /* Total number of Standard request */
    SYNCH_FRAME = 12
} STANDARD_REQUESTS;

/* Definition of "USBwValue" */
typedef enum _DESCRIPTOR_TYPE
{
    DEVICE_DESCRIPTOR = 1,
    CONFIG_DESCRIPTOR,
    STRING_DESCRIPTOR,
    INTERFACE_DESCRIPTOR,
    ENDPOINT_DESCRIPTOR
} DESCRIPTOR_TYPE;

/* Feature selector of a SET_FEATURE or CLEAR_FEATURE */
typedef enum _FEATURE_SELECTOR
{
    ENDPOINT_STALL,
    DEVICE_REMOTE_WAKEUP
} FEATURE_SELECTOR;

/* Exported constants --------------------------------------------------------*/
/* Definition of "USBbmRequestType" */
#define REQUEST_TYPE     0x60 /* Mask to get request type */
#define STANDARD_REQUEST 0x00 /* Standard request */
#define CLASS_REQUEST    0x20 /* Class request */
#define VENDOR_REQUEST   0x40 /* Vendor request */

#define RECIPIENT 0x1F        /* Mask to get recipient */

/* Exported macro ------------------------------------------------------------*/
/* Exported functions ------------------------------------------------------- */

#endif /* __USB_DEF_H */

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