common.h

tmd

#ifndef __COMMON_H__ 
#define	__COMMON_H__ 
extern delayms(unsigned char ms);
#define SWAP16(x) ((unsigned short )(x)<<8|(unsigned short )(x)>>8)
//#define SWAP32(x) ((unsigned int )(x)<<16|(unsigned int )(x)>>16)
#define SWAP32(x) ((unsigned int )SWAP16(x)<<16|(unsigned int )SWAP16(x)>>16)
#define	LSB(x)	((unsigned char )(x))
#define	MSB(x)	((unsigned char )((unsigned short)(x)>>8))
#define GETBIT(x,y) ((LSB(x)>>((y)-1))&0x01)
//#define LSb,MSb
#endif