usbdesc.h

来自「ARM+MP3+USBHOST(at91sam7s64+vs1003b+ch37」· C头文件 代码 · 共 29 行

/*----------------------------------------------------------------------------
 *      U S B  -  K e r n e l
 *----------------------------------------------------------------------------
 *      Name:    USBDESC.C
 *      Purpose: USB Descriptors Definitions
 *      Version: V1.03
 *----------------------------------------------------------------------------
 *      This file is part of the uVision/ARM development tools.
 *      Copyright (c) 2005 Keil Software. All rights reserved.
 *---------------------------------------------------------------------------*/

#ifndef __USBDESC_H__
#define __USBDESC_H__


#define WBVAL(x) (x & 0xFF),((x >> 8) & 0xFF)

#define USB_DEVICE_DESC_SIZE          18//(sizeof(USB_DEVICE_DESCRIPTOR))
#define USB_CONFIGUARTION_DESC_SIZE    9//(sizeof(USB_CONFIGURATION_DESCRIPTOR))
#define USB_INTERFACE_DESC_SIZE        9//(sizeof(USB_INTERFACE_DESCRIPTOR))
#define USB_ENDPOINT_DESC_SIZE         7//(sizeof(USB_ENDPOINT_DESCRIPTOR))

extern const BYTE USB_DeviceDescriptor[];
extern const BYTE USB_ConfigDescriptor[];
extern const BYTE USB_StringDescriptor[];


#endif  /* __USBDESC_H__ */