51单片机实现modbus协议

是一个程序~-#include <REGX52.H>

#include<intrins.h>//_nop_()

#define　OSFREQ 11059200

char TimeInterval

char MyAddress　　　　　　

char data DI[6]={1,2,3,4,5,6}　

char data DO[6]={6,7,8,9,10,11}　

char data AI[6]={11,12,13,14,15,16}

char data AO[6]={16,17,18,19,20,21}　　

unsigned char data ReceiveData[14]

unsigned char data　countnumber

sbit Recenable　=P1^6 //控制端

sbit led　=P2^7 //控制端