global_t.h

关于89c51驱动tcp/ip的驱动程序。包括了对tcp/ip转换为rs232协议输出

#ifndef _global_h
#define _global_h



#ifndef BYTE

typedef unsigned char BYTE;
typedef unsigned short int WORD;
typedef unsigned long int DWORD;
typedef BYTE ETHADDR[6];
typedef DWORD IPADDR;
#define		byte	BYTE
#define		word	WORD
#define		dword	DWORD

#endif

extern DWORD clock_MS;

#endif