usb_def.h

STR912的usb例程

/******************** (C) COPYRIGHT 2006 STMicroelectronics ********************
* File Name          : usb_def.h
* Author             : MCD Application Team
* Date First Issued  : 2/6/2006
* Description        : definitions related to usb
********************************************************************************
* History:
* 2/6/2006 : Version V0.1
********************************************************************************
* THE PRESENT SOFTWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS WITH
* CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE TIME. AS
* A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY DIRECT, INDIRECT
* OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING FROM THE CONTENT
* OF SUCH SOFTWARE AND/OR THE USE MADE BY CUSTOMERS OF THE CODING INFORMATION
* CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
*******************************************************************************/


/* 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 */

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;