static void handle_cmd(volatile char* cmdLine)
{

    int i = 0;

    volatile char* word[500] = {NULL, NULL, NULL};
    while((word[i] = parse_cmd_line(&cmdLine, ' ')) != NULL )
    {
        //printf("word[%i] = %sn", i, word[i]);
        i++;
    }
    //Analyse the 3 words :
    if(strcmp(word[0], "help") == 0)
    {
        print_usage();
    }
    else if(strcmp(word[0], "print") == 0)
    {
        printf("test print...n");
    }
    else if(strcmp(word[0], "temperature") == 0)
    {
        printf("temperature ");
        temperature_sensor();
    }
    else if(strcmp(word[0], "id") == 0)
    {
        serial_number();
    }
    /*else if(strcmp(word[0], "light") == 0)
    {
        light_sensor();
    }*/

    else if(strcmp(word[0], "search") == 0)
    {
        //search_key(arg[1]);
    }
    else if(strcmp(word[0], "send") == 0)
    {
        if(strlen(word[1]) == 4)
        {
            printf("sending %s to %x", word[2], strtoul(word[1], NULL, 16));
            send_packet(strtoul(word[1], NULL, 16), word[2]);
        }
    }

    else
    {
        printf("nCommand unknown !");
    }
    printf("command received : |%s|%s|%s|n", word[0], word[1], word[2]);

}