main.cpp

00001 #include "mbed.h"
00002 #include "EthernetInterface.h"
00003 #include "Websocket.h"
00004 
00005 #define _DHCP
00006 //#define _USE_WIZ550io
00007 DigitalOut myled(LED1);
00008 
00009 int main()
00010 {
00011 #if defined(TARGET_LPC1114)
00012     SPI spi(dp2, dp1, dp6); // mosi, miso, sclk
00013     EthernetInterfaceW5500 eth(&spi, dp25, dp26); // spi, cs, reset
00014 
00015 #elif defined(TARGET_LPC1768)
00016     SPI spi(p11, p12, p13); // mosi, miso, sclk
00017     EthernetInterfaceW5500 eth(&spi, p14, p15); // spi, cs, reset
00018 
00019 #elif defined(TARGET_LPC11U68)
00020     SPI spi(P0_9, P0_8, P1_29); // mosi, miso, sclk
00021     EthernetInterfaceW5500 eth(&spi, P0_2, P1_28);//scs(P0_2), nRESET(P1_28)
00022     spi.format(8,0); // 8bit, mode 0
00023     spi.frequency(7000000); // 7MHz
00024     wait(1); // 1 second for stable state
00025 #elif defined(TARGET_KL25Z)
00026     Serial pc(USBTX, USBRX);
00027     pc.baud(115200);
00028     printf("spi init\r\n");
00029     SPI spi(D11, D12, D13); // mosi, miso, sclk
00030     wait(1); // 1 second for stable state
00031     EthernetInterface eth(&spi, D10, D9);//scs(D10), nRESET(PTA20)
00032     printf("App Start\r\n");
00033     wait(1); // 1 second for stable state
00034 #endif
00035 
00036 #ifndef _USE_WIZ550io
00037    // as your env. change to real MAC address; 
00038    uint8_t mac_addr[6] = {0x00, 0x08, 0xdc, 0x1c, 0xb8, 0x4a}; // for example
00039 #endif
00040    
00041 #ifdef _DHCP
00042 
00043 #ifdef _USE_WIZ550io
00044     eth.init(); 
00045 #else
00046     eth.init((uint8_t *)mac_addr); //Use DHCP
00047 #endif    
00048     eth.connect();
00049     //printf("IP Address is %s\n\r", eth.getIPAddress());
00050     printf("Initialized, MAC: %s\n", eth.getMACAddress());
00051     printf("Connected, IP: %s, MASK: %s, GW: %s\n",
00052            eth.getIPAddress(), eth.getNetworkMask(), eth.getGateway());
00053 
00054 #else
00055     // as your env. change to real IP address and so on.
00056 #ifdef _USE_WIZ550io
00057     //int ret = eth.init("222.98.173.212", "255.255.255.192", "222.98.173.254");
00058     int ret = eth.init("192.168.77.10", "255.255.255.0", "192.168.77.1");
00059 #else
00060     int ret = eth.init((uint8_t *)mac_addr, "192.168.77.10", "255.255.255.0", "192.168.77.1");
00061 #endif    
00062     if (!ret) {
00063         printf("Initialized, MAC: %s\n", eth.getMACAddress());
00064         printf("Connected, IP: %s, MASK: %s, GW: %s\n",
00065                eth.getIPAddress(), eth.getNetworkMask(), eth.getGateway());
00066     } else {
00067         printf("Error eth.init() - ret = %d\n", ret);
00068         return -1;
00069     }
00070 
00071 #endif
00072 
00073 //    Websocket ws("ws://sockets.mbed.org:443/ws/demo/wo");
00074 //    ws.connect();
00075 
00076     // this code from http://mbed.org/teams/mbed/code/Websocket_Ethernet_HelloWorld/file/bd0a76c1d9d0/main.cpp
00077     // view @ http://sockets.mbed.org/demo/viewer
00078     Websocket ws("ws://sockets.mbed.org:443/ws/demo/rw");
00079     ws.connect();
00080 
00081     char str[100];
00082     for(int i=0; i<0x10; ++i) {
00083         sprintf(str, "%d WebSocket for WIZnet W5500 Hello World over Ethernet : No Sensor", i);
00084         ws.send(str);
00085 
00086         // clear the buffer and wait a sec...
00087         memset(str, 0, 100);
00088         wait(0.5f);
00089 
00090         // websocket server should echo whatever we sent it
00091         if (ws.read(str)) {
00092             printf("rcv'd: %s\n", str);
00093         }
00094     }
00095     ws.close();
00096     eth.disconnect();
00097 
00098     while(1) {
00099         myled = 1;
00100         wait(0.2);
00101         myled = 0;
00102         wait(0.2);
00103     }
00104 }