card.bak

是TCPIP程序

#include <x25045.h>

typedef struct{
uchar       type;
eth_address dst_mac;
ulong dst_ip;  /*要发送的IP地址*/
ulong timer;
uint        length;
}conf;

eth_address xdata card_mac;
ulong   xdata alert_ip;
ulong   xdata gate_ip;
ulong   xdata local_ip;
ulong   xdata mask;

//ulong   xdata card_mm;
uchar   xdata *mac;
conf    xdata curr_conf;
uint xdata REMO_PORT,LOCAL_PORT;
uint xdata baudrate;

extern uchar xdata *seristart;
extern uchar xdata *seriend;


void init_card(void);
void com_init(void);
void cope_eth(void);
/*网络数据处理程序*/
void cope_serial(void);
/*串口数据处理程序*/

static uint xdata totalnum,sendnum,recenum;

send_packet(uint length);/*发送数据到串口*/

ulong ulong32(uchar dta1,uchar dta2,uchar dta3,uchar dta4)
 {
  return(dta1*0x1000000+dta2*0x10000+dta3*0x100+dta4);
 }

uchar code  setinit[]={'C','X','Q','O','K',  192,168,1,6, 192,168,1,100 ,0,192,168,1,6,36 ,0x1f,0x40,0x23,0x28,0x09,0x60,192,168,1,10,255,255,255,0};


void init_card(void)
{
 uchar temp;
 uint tempint;
 uchar xdata *addr;

 for(temp=0;temp<6;temp++)
 {
  mac[temp]=readbyte(temp);
 }


 /*参数设置完毕 */

 if((mac[0]!='C')||(mac[1]!='X')||(mac[2]!='Q')||(mac[3]!='O')||(mac[4]!='K'))
  {
    for(temp=0;temp<33;temp++)
     {
      writebyte(setinit[temp],temp);
     }
  }
 local_ip=ulong32(readbyte(5),readbyte(6),readbyte(7),readbyte(8));
 gate_ip=ulong32(readbyte(9),readbyte(10),readbyte(11),readbyte(12));
 REMO_PORT = readbyte(19)*0x100+readbyte(20);
 LOCAL_PORT = readbyte(21)*0x100 + readbyte(22);
 baudrate = readbyte(23)*0x100 + readbyte(24);
 alert_ip=ulong32(readbyte(25),readbyte(26),readbyte(27),readbyte(28));
 mask = ulong32(readbyte(29),readbyte(30),readbyte(31),readbyte(32));
// gate_ip=ulong32(readbyte(13),readbyte(14),readbyte(15),readbyte(16));
 for(temp=0;temp<6;temp++)//mac
  {
   mac[temp]=readbyte(13+temp);
  }
 card_mac=*(eth_address xdata *)mac;
 
 ES = 0;
 seristart = SERI_RECE_ADDR;
 seriend = SERI_RECE_ADDR;
 recenum = 0;
 ES = 1;
}


void com_init(void)
{
 TMOD=0x21;
 SCON=0x58;
 PCON=0x00;//baud rate is 4800
 switch(baudrate)
  {
   case 1200:
   TL1=0xe8;
   TH1=0xe8;//baud rate is 1200 (11.059MHZ)
   break;
   case 2400:
   TL1=0xf4;
   TH1=0xf4;//baud rate is 2400 (11.059MHZ)
   break;
   case 4800:
   TL1=0xfa;
   TH1=0xfa;//baud rate is 4800 (11.059MHZ)
   break;
   case 9600:
   TL1=0xfd;
   TH1=0xfd;//baud rate is 9600 (11.059MHZ)
   break;
  }
 TR1=1;
 ES =1;
}