int main(void)
{    
    system_clock.initialize();                                                                                       
    led.initialize();                                                      
    adc.initialize();                                                  
    delay.initialize(216);                                               
    my_malloc.initialize(SRAMIN);                                        
    usart6.initialize(115200);                                                                                       
    usart6.printf("\033[1;32;40m");                                                   
    usart6.printf("\r\nHello, I am iCore4!\r\n\r\n");                                           

    OSInit();                                                                       
    
    while(lwip.initialize())                                                
    {
     LED_RED_ON;
         usart6.printf("\r\nETH initialize error!\r\n\r\n");                                
    }
  tcp.initialize();                                                     

    OSTaskCreate(start_task,(void*)0,(OS_STK*)&START_TASK_STK[START_STK_SIZE-1],START_TASK_PRIO);
    OSStart();                                                            
}