datatype.h

arm（s3c440b）读写u盘源程序

#ifndef	__DATA_TYPE_H
#define	__DATA_TYPE_H


#define	NULL	0
#define TRUE 	1
#define FALSE	0

typedef	unsigned	char 	U8;
typedef	unsigned short 	    U16;
typedef	unsigned int	    U32;
typedef	signed 	char	    S8;
typedef	signed 	short	    S16;
typedef	signed 	int     	S32;

typedef	unsigned char   	BYTE;
typedef	unsigned short  	WORD;
typedef	unsigned int	    DWORD;
/***********************************************************/
#define	ENTER_KEY	0x0d
#define	BACK_KEY	0x08
#define	ESC_KEY		0x1b
#define	MAX_CMD_LEN	128
#define	MAX_ARGS	MAX_CMD_LEN/4
/*********************************************************************************/
typedef struct{
	U16 year;
	U8 month;
	U8 day;
	U8 weekday;
	U8 hour;
	U8 min;
	U8 sec;
}TIME_STRUC;

#endif