File content as of revision 2:8b304d2b4ca5:

#include "mbed.h"
#include "SDFileSystem.h"
#include "BLE.h"
#include "WIZnetInterface.h"
#include "HTTPClient.h"

#define USE_DHCP 0
#define LOOPBACKPORT  5000
int W5500_Test(void);

SPI spi(SPI_PSELMOSI0, SPI_PSELMISO0, SPI_PSELSCK0);
WIZnetInterface ethernet(&spi, p24, p17); // Spi ,cs, reset
int ret, dummy, lv = 1;
const char * IP_Addr      = "192.168.21.247";
const char * IP_Subnet    = "255.255.255.0";
const char * IP_Gateway   = "192.168.21.2";
unsigned char MAC_Addr[6] = {0x00,0x08,0xDC,0x1C,0xAA,0xCA};
 

DigitalOut myled(LED1);
//Arch Link
Serial pc(USBTX, USBRX);  /* uart */


int main() {
    char buffer[256];
    wait(1);
    pc.baud(115200);
    wait(1);
    printf("helloworld\r\n");
    
    if(W5500_Test() == 0) {                  // Internet is ok
        printf("W5500 tested OK \r\n");
        
    char str[512];
    char get_msg[128]= "";
    
    /*
        http://dweet.io/follow/nameYouWant
    */
    char nameYouWant[] = "nameYouWant";
    while(1)
    {
//        sprintf(get_msg,"http://dweet.io/dweet/for/%s?a0=%d",nameYouWant,(int)(1000));

        sprintf(get_msg,"http://seeedmsvps.cloudapp.net:10080/plantbox/upload_iot/");
        HTTPClient http;
        
        pc.printf("Send post message to dweet.io\r\n");
        pc.printf("msg : %s\r\n",get_msg);
        ret = http.get(get_msg, str, sizeof(str));
        if(!ret)
        {
          pc.printf("\r\nPage fetched successfully - read %d characters\r\n", strlen(str));
          pc.printf("Result: %s\r\n", str);
        }
        else
        {
          pc.printf("Error - ret = %d - HTTP return code = %d\n", ret, http.getHTTPResponseCode());
        }
        wait(10);
    }
    
        
        // TCPSocketServer server;
        // server.bind(LOOPBACKPORT);
        // server.listen();
        // while(1) {
            // printf("\nWait for new connection...\r\n");
            // TCPSocketConnection client;
            // server.accept(client);
            // client.set_blocking(false,0); // Timeout = 0.
            // printf("Connection from: %s\r\n",client.get_address());
            // while (client.is_connected() == true) {
                // int n = client.receive(buffer,sizeof(buffer));
                // if (n > 0) {
                    // client.send_all(buffer,n);
                // } else {
                // }
                // if (client.is_fin_received()) {
                    // client.close();
                // } else {
                // }
                
            // }
            // printf("Disconnected.\r\n");
            
        // }
    }
    
    while(1) {
        myled = 1;
        printf("light1\r\n");
        wait(3);
        myled = 0;
        printf("light0\r\n");
        wait(3);
    }
}

int W5500_Test(void)
{
    mbed_mac_address((char *)MAC_Addr); //Use mbed mac addres
    wait(1);
    printf("Start to test ethernet!\r\n");
    
    #if USE_DHCP
    printf("use DHCP\r\n");
    ret = ethernet.init(MAC_Addr);
    #else
    printf("do NOT use DHCP\r\n");
    int ret = ethernet.init(MAC_Addr,IP_Addr,IP_Subnet,IP_Gateway);
    #endif
    
    if (!ret) {
        pc.printf("Initialized, MAC: %s\r\n", ethernet.getMACAddress());
        ret = ethernet.connect();
        if (!ret) {
            pc.printf("IP: %s, MASK: %s, GW: %s\r\n",
                      ethernet.getIPAddress(), ethernet.getNetworkMask(), ethernet.getGateway());
            return 0;
        } else {
            pc.printf("Error ethernet.connect() - ret = %d\r\n", ret);
            //exit(0);
            return -1;
        }
    } else {
        pc.printf("Error ethernet.init() - ret = %d\r\n", ret);
        //exit(0);
        return -1;
    }
    /*
    TCPSocketServer server;
    server.bind(LOOPBACKPORT);
    server.listen();
    
    while (1) {
        pc.printf("\nWait for new connection...\r\n");
        TCPSocketConnection client;
        server.accept(client);
        client.set_blocking(false, 0); // Timeout=0.
        pc.printf("Connection from: %s\r\n", client.get_address());
        while (client.is_connected() == true) {
            int n = client.receive(buffer, sizeof(buffer));
            if(n > 0)
                client.send_all(buffer, n);
            if(client.is_fin_received())
                client.close();
        }
        pc.printf("Disconnected.\r\n");
    }*/
}