예제 #1
0
int main(void)
{
  uint16_t dat_p;
        
  ADC_init();
  _delay_ms ( 100 );
  //DDRB |= (1<<PB0);

  initTimer();



  //initialize the hardware driver for the enc28j60
  enc28j60Init(mymac);
  enc28j60clkout(2); // change clkout from 6.25MHz to 12.5MHz
  _delay_loop_1(0); // 60us
  enc28j60PhyWrite(PHLCON,0x476);
        
  //init the ethernet/ip layer:
  init_udp_or_www_server(mymac,myip);
  www_server_port(MYWWWPORT);

  while(1)
  {
    // read packet, handle ping and wait for a tcp packet:
    dat_p=packetloop_arp_icmp_tcp(buf,enc28j60PacketReceive(BUFFER_SIZE, buf));

    // dat_p will be unequal to zero if there is a valid  http get
    if(dat_p==0)
    {
	// no http request
	continue;
    }
    // tcp port 80 begin
    if (strncmp("GET ",(char *)&(buf[dat_p]),4)!=0)
    {
      // head, post and other methods:
      dat_p=http200ok();
      dat_p=fill_tcp_data_p(buf,dat_p,PSTR("<h1>200 OK</h1>"));
      www_server_reply(buf,dat_p);
      continue;
    }
    // just one web page in the "root directory" of the web server
    if (strncmp("/ ",(char *)&(buf[dat_p+4]),2)==0)
    {
      //dat_p=print_webpage(buf);
      dat_p=printIndex(buf);
      www_server_reply(buf,dat_p);
    }
    else if (strncmp("/now.htm", (char *)&(buf[dat_p+4]),8) == 0 )
    {
      dat_p = printNowHTML ( buf );
      www_server_reply( buf, dat_p );
    }
    else if (strncmp("/min0.htm", (char *)&(buf[dat_p+4]),9) == 0 )
    {
      dat_p = printMinHTML ( buf, 0 );
      www_server_reply( buf, dat_p );
    }
    else if (strncmp("/min1.htm", (char *)&(buf[dat_p+4]),9) == 0 )
    {
      dat_p = printMinHTML ( buf, 1 );
      www_server_reply( buf, dat_p );
    }
    else if (strncmp("/wlcm.htm", (char *)&(buf[dat_p+4]),9) == 0 )
    {
      dat_p = printWelcomeHTML ( buf );
      www_server_reply( buf, dat_p );
    }
    else
    {
      dat_p=fill_tcp_data_p(buf,0,PSTR("HTTP/1.0 401 Unauthorized\r\nContent-Type: text/html\r\n\r\n<h1>401 Unauthorized</h1>"));
      www_server_reply(buf,dat_p);
    }
  }
  return (0);
}
예제 #2
0
int main(void){
        uint16_t dat_p;
        // Set the clock speed to "no pre-scaler" (8MHz with internal osc or 
        // full external speed)
        // set the clock prescaler. First write CLKPCE to enable setting 
        // of clock the next four instructions.
        // Note that the CKDIV8 Fuse determines the initial
        // value of the CKKPS bits.
#if 0		
        CLKPR=(1<<CLKPCE);
        CLKPR=0; // 8 MHZ
#endif		
        _delay_loop_1(0); // 60us
        
        /*initialize enc28j60*/
        enc28j60Init(mymac);
        enc28j60clkout(2); // change clkout from 6.25MHz to 12.5MHz
        _delay_loop_1(0); // 60us
        
        // Magjack leds configuration, see enc28j60 datasheet, page 11 
        // LEDB=yellow LEDA=green
        //
        // 0x476 is PHLCON LEDA=links status, LEDB=receive/transmit
        // enc28j60PhyWrite(PHLCON,0b0000 0100 0111 01 10);
        enc28j60PhyWrite(PHLCON,0x476);

        //init the ethernet/ip layer:
        init_udp_or_www_server(mymac,myip);
        www_server_port(MYWWWPORT);

        while(1){
                // handle ping and wait for a tcp packet:
                dat_p=packetloop_arp_icmp_tcp(buf,enc28j60PacketReceive(BUFFER_SIZE, buf));

                // dat_p will be unequal to zero if there is a valid http get 
                if(dat_p==0){
                        // do nothing
                        continue;
                }
                // tcp port 80 begin
                if (strncmp("GET ",(char *)&(buf[dat_p]),4)!=0){
                        // head, post and other methods:
                        //
                        // for possible status codes see:
                        // http://www.w3.org/Protocols/rfc2616/rfc2616-sec10.html
                        dat_p=http200ok();
                        dat_p=fill_tcp_data_p(buf,dat_p,PSTR("<h1>200 OK</h1>"));
                        goto SENDTCP;
                }
                if (strncmp("/ ",(char *)&(buf[dat_p+4]),2)==0){
                        dat_p=http200ok();
                        dat_p=fill_tcp_data_p(buf,dat_p,PSTR("<p>OK, works great!</p>\n"));
                        goto SENDTCP;
                }
                // all other URLs:
                dat_p=fill_tcp_data_p(buf,0,PSTR("HTTP/1.0 401 Unauthorized\r\nContent-Type: text/html\r\n\r\n<h1>401 Unauthorized</h1>"));
SENDTCP:
                www_server_reply(buf,dat_p); // send web page data
        }
        return (0);
}
예제 #3
0
/*
 * Main entry point
 */
int main(void) {

    //=====init green led
    LEDInit();
    LEDSet(1);

    //=====setup eth interface
    uint16_t plen = 0,  dat_p = 0;
    //initialize enc28j60
    enc28j60Init(mymac);



    _delay_ms(100);

    // Magjack leds configuration, see enc28j60 datasheet, page 11 
    // LEDB=yellow LEDA=green
    // 0x476 is PHLCON LEDA=links status, LEDB=receive/transmit
    // enc28j60PhyWrite(PHLCON,0b0000 0100 0111 01 10);
    enc28j60PhyWrite(PHLCON,0x476);


    _delay_ms(100);

    //init the ethernet/ip layer:
    init_udp_or_www_server(mymac,myip);
    www_server_port(MYWWWPORT);
    register_ping_rec_callback(PingCallback);


    while(1){

        // handle ping and wait for a tcp packet:
        dat_p = packetloop_arp_icmp_tcp(buf, enc28j60PacketReceive(BUFFER_SIZE, buf));

        // dat_p will be unequal to zero if there is a valid http get
        if(dat_p==0){
            // do nothing
            continue;
        }
        // tcp port 80 begin
        if (strncmp("GET ",(char *)&(buf[dat_p]),4)!=0){
            dat_p = fill_tcp_data_p(buf, 0, PSTR("HTTP/1.0 200 OK\r\nContent-Type: text/html\r\nPragma: no-cache\r\n\r\n"));
            dat_p = fill_tcp_data_p(buf, dat_p, PSTR("<h1>200 OK</h1>"));
            goto SENDTCP;
        }
        if (strncmp("/ ",(char *) & (buf[ dat_p + 4] ), 2) == 0 ){
            nAccessCount++;
            dat_p = fill_tcp_data_p(buf, 0, PSTR("HTTP/1.0 200 OK\r\nContent-Type: text/html\r\nPragma: no-cache\r\n\r\n"));
            // webcontent
            char szWebText[130] = {0};
            sprintf(szWebText,
                    "<b>ATmega8 Webserver / ENC28J60</b><br><br>Server stats:<br>Acc:%d Png:%d<br><br>(C) Radu Motisan 2012, www.pocketmagic.net<br/>Tomasz Jokiel",
                    nAccessCount, nPingCount);
            dat_p = fill_tcp_data(buf, dat_p, szWebText);
            //
            goto SENDTCP;
        }
        // all other URLs:
        dat_p = fill_tcp_data_p(buf, 0, PSTR("HTTP/1.0 401 Unauthorized\r\nContent-Type: text/html\r\n\r\n<h1>401 Unauthorized</h1>"));
        SENDTCP:
        www_server_reply(buf, dat_p); // send web page data


    }

    return (0);
} 
예제 #4
0
/*---------------------------------------------------------------------------*/
int main(void)
{   
    uint16_t rval;     

    /* init hardware layer */
    init_hci();
    timer1_init();
    init_serial();    
    sei();

    led1_high();
    led2_high();

    /* init protothreads */
    PT_INIT(&blink_pt);    
    PT_INIT(&nrf24_pt);
    PT_INIT(&www_client_pt);
    PT_INIT(&www_server_pt);
    PT_INIT(&udp_server_pt);
    PT_INIT(&coap_server_pt);    
    PT_INIT(&temperature_pt);
    PT_INIT(&udp_broadcast_pt);

    /* greeting message */
    dbg(PSTR("> Hello World!\r\n"));   

    /* init the ethernet chip */
    enc28j60Init(mymac);        
    enc28j60PhyWrite(PHLCON,0x476);
    
    /* get automatic IP */
    rval=0;
    init_mac(mymac);        
    while(rval==0)
    {
        plen=enc28j60PacketReceive(BUFFER_SIZE, buf);
        rval=packetloop_dhcp_initial_ip_assignment(buf,plen,mymac[5]);
    }
    dhcp_get_my_ip(myip,netmask,gwip); 
    client_ifconfig(myip,netmask);
    
    /* learn the MAC address of the gateway */
    get_mac_with_arp(gwip,0,&arpresolver_result_callback);
    while(get_mac_with_arp_wait())
    {        
        plen=enc28j60PacketReceive(BUFFER_SIZE, buf);
        packetloop_arp_icmp_tcp(buf,plen);
    }
    
    /* set WWW server port */
    www_server_port(MYWWWPORT);        
    
    dbg(PSTR("> System is ready.\r\n"));   

    led1_low();
    led2_low();

    /* main loop */
    while(1)
    {    
        if(enc28j60linkup())
        {            
            /* poll hardware ethernet buffer */
            plen = enc28j60PacketReceive(BUFFER_SIZE,buf);     
            
            /* terminate the buffer */
            buf[BUFFER_SIZE]='\0';

            /* handle DHCP messages if neccessary */
            plen = packetloop_dhcp_renewhandler(buf,plen);

            /* handle and analyse the packet slightly */
            dat_p = packetloop_arp_icmp_tcp(buf,plen);

            if( dat_p == 0)
            {
                udp_client_check_for_dns_answer(buf,plen);
            } 

            new_packet = 0xFF;
            
            PT_SCHEDULE(blink_thread(&blink_pt));      
            PT_SCHEDULE(nrf24_thread(&nrf24_pt));                  
            PT_SCHEDULE(www_server_thread(&www_server_pt));
            PT_SCHEDULE(udp_server_thread(&udp_server_pt));
            PT_SCHEDULE(www_client_thread(&www_client_pt));
            PT_SCHEDULE(coap_server_thread(&coap_server_pt));
            PT_SCHEDULE(temperature_thread(&temperature_pt));
            PT_SCHEDULE(udp_broadcast_thread(&udp_broadcast_pt));
        }
    }    
    return 0;
}