File content as of revision 7:4ca0e960882a:

#include "mbed.h"
#include "EthernetInterface.h"

#define USE_DHCP    1

const char * IP_Addr    = "192.168.0.194";
const char * IP_Subnet  = "255.255.255.0";
const char * IP_Gateway = "192.168.0.1";
unsigned char MAC_Addr[6] = {0x00,0x08,0xDC,0x12,0x34,0x56};

#if defined(TARGET_NUCLEO_F103RB)
    SPI spi(PA_7, PA_6, PA_5); // mosi, miso, sclk
    EthernetInterface eth(&spi, PB_6, PA_9); // spi, cs, reset

    AnalogIn pot1(PA_0); // A0, Analog Input 0, F103RB
    Serial pc(USBTX, USBRX);
#else 
    EthernetInterface eth;
 
    AnalogIn pot1(p19);
    AnalogIn pot2(p20);
#endif

TCPSocketConnection sock;

#if defined(TARGET_LPC1768)   
DigitalOut led1(LED1);
DigitalOut led2(LED2);
DigitalOut led3(LED3);
DigitalOut led4(LED4);
#endif
 
int main() 
{
    
    char *MODEL = "mbed";
    //char *SERIAL_NUM = "SerialNumber";
    char *SERIAL_NUM = "nlr__kevinlee_wiznet_co_kr___5138257";  
    float DEADBAND = 0.015;
    
    char* ip;
    
    int http_cmd_sz=800;
    char http_cmd[http_cmd_sz];
    int buffer_sz=300;  
    char buffer[buffer_sz];  
    int returnCode = 0;
    
#if defined(TARGET_LPC1768)     
    led1 = 1;
    led2 = 1;
    led3 = 1;
    led4 = 1;
#endif
    
    printf("initializing Ethernet\r\n");
    //returnCode = eth.init(); //Use DHCP
    #if USE_DHCP
        returnCode = eth.init(MAC_Addr); //Use DHCP
    #else
        returnCode = eth.init(MAC_Addr,IP_Addr,IP_Subnet,IP_Gateway);
    #endif
 
    if ( returnCode == 0 )
    {
        printf(" - Ethernet ready\r\n");
#if defined(TARGET_LPC1768) 
        led1 = returnCode;
#endif
    }
    else
    {
        printf(" - Could not initialize Ethernet - ending\r\n");
        return 0;
    }
    
    printf("Ethernet.connecting \r\n");
    returnCode = eth.connect();
    printf(" - connecting returned %d \r\n", returnCode);
#if defined(TARGET_LPC1768) 
    led2 = returnCode != -1 ? 0: 1;
#endif
    printf("Trying to get IP address..\r\n");
    ip = eth.getIPAddress();
#if defined(TARGET_LPC1768) 
    led3 = strlen(ip)<4 ? 1: 0;
#endif
    printf("  -  IP address:%s\r\n", ip);
    
    float oil_level = 0.0;
    float oil_level2= 0.0;
    float oldPotVal = -2.0;
    float oldPotVal2 = -2.0;
    
    while(1) {
    
        oil_level = pot1.read();
#if defined(TARGET_LPC1768)
        oil_level2=pot2.read();
#endif
        
        if ( abs(oil_level - oldPotVal) < DEADBAND && abs(oil_level2 - oldPotVal2) < DEADBAND)
        {
            continue;   
        }
        else
        {
            //led4 = 1;
            oldPotVal = oil_level;
#if defined(TARGET_LPC1768)
            oldPotVal2 = oil_level2;
#endif
            printf("Sending Value for well1 %.2f\n\r", oil_level);
#if defined(TARGET_LPC1768)
            printf("Sending Value for well2 %.2f\n\r", oil_level2);
#endif
            sock.connect("toolbox-connect.axeda.com", 80);
 
            snprintf(http_cmd, http_cmd_sz,  "POST /ammp/data/1/%s!%s HTTP/1.1\r\nContent-Type: application/json\r\nContent-Length: 65\r\n\r\n{\"data\":[{\"di\":{\"oil_level\":%.2f, \"oil_level2\":%.2f}}]}\r\n\r\n", MODEL, SERIAL_NUM, oil_level, oil_level2);
            sock.send_all(http_cmd, http_cmd_sz-1);
    
            while ( (returnCode = sock.receive(buffer, buffer_sz-1)) > 0)
            {
                buffer[returnCode] = '\0';
                printf("Received %d chars from server:\n\r%s\n", returnCode, buffer);
            }
            //led4 = returnCode;
            sock.close();
        }
 
    }
 
}