www.pudn.com > USB_HID.rar > usbcore.h

/*---------------------------------------------------------------------------- 
 *      U S B  -  K e r n e l 
 *---------------------------------------------------------------------------- 
 *      Name:    USBCORE.H 
 *      Purpose: USB Core Definitions 
 *      Version: V1.03 
 *---------------------------------------------------------------------------- 
 *      This file is part of the uVision/ARM development tools. 
 *      Copyright (c) 2005 Keil Software. All rights reserved. 
 *---------------------------------------------------------------------------*/ 
 
#ifndef __USBCORE_H__ 
#define __USBCORE_H__ 
 
 
/* USB Endpoint Data Structure */ 
typedef struct _USB_EP_DATA { 
  BYTE  *pData; 
  WORD   Count; 
} USB_EP_DATA; 
 
/* USB Core Global Variables */ 
extern WORD  USB_DeviceStatus; 
extern BYTE  USB_DeviceAddress; 
extern BYTE  USB_Configuration; 
extern DWORD USB_EndPointMask; 
extern DWORD USB_EndPointHalt; 
extern BYTE  USB_AltSetting[USB_IF_NUM]; 
 
/* USB Endpoint 0 Buffer */ 
extern BYTE  EP0Buf[USB_MAX_PACKET0]; 
 
/* USB Endpoint 0 Data Info */ 
extern USB_EP_DATA EP0Data; 
 
/* USB Setup Packet */ 
extern USB_SETUP_PACKET SetupPacket; 
 
/* USB Core Functions */ 
extern void  USB_ResetCore (void); 
 
 
#endif  /* __USBCORE_H__ */