usbdisk.h

SdCard_V2.1TinyFatFs.rar是单片机实现SD卡功能的FAT文件系统

/*
**********************************************************************************************
* File:		usbdisk.h
* Contents: 
*           
*
* $Date: 08/23/06    Derek    v1.0
* $Date: 08/28/06    Derek    v1.2  
* $Date: 09/01/06    Derek    v1.21
* $Date: 09/04/06    Derek    v1.22       
*
* Copyright (c) 2006 Fameg, Inc. All rights reserved
***********************************************************************************************
*/
#ifndef _UsbDisk_H_
#define _UsbDisk_H_

//----------------------------------------------------------------------------
// Status code 0x00 ~ 0x3f for storage media
//----------------------------------------------------------------------------
#define STATUS_SUCCESS       0x00
#define STATUS_PARAM_ERROR   0x01
#define STATUS_FLASH_ERROR   0x02
#define STATUS_WRITE_PROTECT 0x03
#define STATUS_CIS_ERROR     0x04
#define STATUS_BLOCK_ERROR   0x05
#define STATUS_DATA_ERROR    0x06
#define STATUS_ECC_1ERROR    0x07
#define STATUS_ECC_2ERROR    0x08
#define STATUS_NO_BLOCK      0x09
#define STATUS_INVALID_BLOCK 0x0a
#define STATUS_NO_MEDIA      0x0b
#define STATUS_MEDIA_CHANGE  0x0c
#define STATUS_MEDIA_BUSY    0x0d
#define STATUS_AUTH_ERROR    0x0e
#define STATUS_CMD_ERROR     0x0f

extern xdata UINT16 DelayTimer;

//----------------------------------------------------------------------------
// Tool function declare
//----------------------------------------------------------------------------
UINT32 ConvertEndian32(UINT32 Src);

//----------------------------------------------------------------------------
// USB function declare
//----------------------------------------------------------------------------
void UsbInit();


#define Delay(Time)\
{\
  DelayTimer = (Time)/10;\
  while (DelayTimer);\
}

#endif