main.c.bak

CP2201和51单片机实现ARP ICMP IP UDP协议

#include <string.h>
#include <stdio.h>
#include <stdlib.h>
#include <absacc.h>
#include <intrins.h>
#include "cp2200.h"
#include "arp.h"
//#include "icmp.h"
#include "udp.h"
#include "eth.h"
//#include "ip.h"
#include "regdefine.h"
#include "ne2000.h"
#include "reg.h"
#include "pubilc.h"
/*************************************全局变量的声明**********************************/
unsigned  xdata timer0_count; //定时器2中断使用 用于清狗
union NetNode xdata myNode;//定义本机网络地址
//extern union arp_table_type arp_tab[MaxLenARPtable];
unsigned char xdata udp_test[10]={0x00,0x01,0x02,0x03,0x04,0x05,0x06,0x07,0x08,0x09}; 
union ip_address_type xdata pc_ip_addr;
/************************************初始化函数声明************************************/

void cp2201_restart ();
/*void init_watchdog();
void start_on_watchdog();*/
//void stop_watchdog();//看门狗
//void pfarpb( );
/*************************************主函数*******************************************/

int main(void)
{
	    unsigned int tmp,i;
        INT8U xdata inbuf[342]; 
     	SP=0x80; //设置椎栈起点
//	IE=0x97;//开除了T1的所有中断
        EA=1;
        ET0=1; 
	    ET2=1;
	//	EX1=1;
        TMOD = 0x21;  /*time1,8bit auto-reload,mode 2*/
        TL1 = 0xf7;   
        TH1 = 0xf7;  /* crystal oscillator clock 33Mhz,PCON=1,and so baud-rate=19200 */
        SCON = 0x50;  /* SM0=0,SM1=1,SM2=0,select mode 1,REN=1 */
        PCON = 0x80;  /* double the baud rate */
        TR1 = 1; /* start timer1 */
        TL0 = 0x41;   
        TH0 = 0xf5;
        TR0 = 1; 
    
//	init_watchdog();
//	start_on_watchdog();
        TI=1;
       // printf ("\n test=%.2x \n",(unsigned int)test);
	printf ("PACBRIDGE");
        cp2201_restart ();
         INT0EN = 0x03;                         
         INT1EN = 0x05;
         tmp=PHY_Init();
        printf ("\ntmp=%d\n" ,tmp);
    	MAC_Init();
    	arptab_init();
	myNode.node.ip = IP4_ADDR(192,168,1,218);
	myNode.node.mask = IP4_ADDR(255,255,255,0);
//	myNode.node.gate = IP4_ADDR(192,168,1,1);
         pc_ip_addr.dwords=IP4_ADDR(192,168,1,104);
   	 RXCN = RXCLEAR;   //清除接受缓冲
while(1)
	{
		
		if(CPRcv())         // Check if the current packet is valid
		{                         // On detection of a valid packet:
                        num_bytes = CP220x_Receive(inbuf);
			if(num_bytes > 0)
			{    
       			   eth_rcve( inbuf);
           		  updatearptab();
                        } 
                  }
      }
}
          	
 
    

/***********************************************中断函数************************************************/
void Timer0_ISR (void) interrupt 1  //1ms
{   
        TR0=0;
	TH0 = 0xF5;  
   	TL0 = 0x41;
	if (Count1ms) Count1ms--;
        TR0=1;
	
}
void timer2_int(void) interrupt 6 using 0    
{  
   TR2=0;
   TL2 = 0;
   TH2= 0;
   TF2=0;
  timer0_count++;
  if(timer0_count == 80)
   {
     timer0_count = 0;
     WDT = 1;   //refresh watchdog
    }
  TR2 = 1;
}
/******************************************初始化函数**********************************/
/*void init_watchdog() //看门狗程序初始化
{
	WDTD = 0x00;    /*period=(255-WDTD)*344604*1/fosc*/
//	WDTC = 0x18;  /*WDOUT=1,WDRE=1;*/
//}
/*void Timer0_Init (void)
{
   	TMOD|=0x1;    	//16Bit
   	TH0 = 0xF5;    		// set Timer0 to overflow in 1ms
   	TL0 = 0x41;
   	TR0 = 1;   	// START Timer0	
 }*/
/*void init_serial()   //串口初始化  定时器1为波特率发生器 19200  数据位8  奇偶校验无  停止位1
{
  TMOD = 0x21;  /*time1,8bit auto-reload,mode 2
  TL1 = 0xf7;   
  TH1 = 0xf7;   // crystal oscillator clock 33Mhz,PCON=1,and so baud-rate=19200 
  SCON = 0x50;  //SM0=0,SM1=1,SM2=0,select mode 1,REN=1 
  PCON = 0x80;  //double the baud rate 
  TR1 = 1;      // start timer1 
  TI = 0;
}*/
/*void start_on_watchdog()
{
 SWDT = 1; 
 TR2 = 1;   
}
void stop_watchdog()
{
  SWDT = 0; 
  TR2 = 0;  
}*/

/*void pfarpb( )
 {
   INT8U i,j;
   printf ("\n");
    for(j=0;j<2;j++)
    {
    for(i=0;i<12;i++)
     {
     printf ("%.2x",(unsigned int)arp_tab[j].bytes[i]);
      printf ("-");	  
      Delay1ms(10);
    }
     printf ("\n");
   }
 }*/
void cp2201_restart ()
   {
   printf ("\CP2201 restart start  \n");
    RST=0;
	//加延时
	Delay1ms(50);
	Delay1ms(50);
   Delay1ms(500);
   RST=1;
	
   Delay1ms(200);
   Delay1ms(200);
  if(INT0RD&0x30)
  {
 // regint0_value=INT0RD;
  printf ("\CP2201 restart succeed   \n");}
  else 
  printf ("\CP2201 restart lost  \n");
 // printf ("\nINT0RD_RESTART=%.2x \n",(unsigned  int)regint0_value);
  
  }