#include "led.h"
void setup() {
   
    volatile char *portf_dir = (char *)0x30;
    *portf_dir = 0xFF;

     volatile char *portf_data = (char *)0x31;
     
     int get=0,i=0;
     int count =1;
     unsigned long delay = 0;

while(1)
{
    if(count > 0 && count < 9)
    {
        if(++delay == 80000 * (i+1))
        {
            get = (1<<i);
            *portf_data = *portf_data | get;
            i++;
            count++;   
        }
        if(i == 8)
        {
          delay = 0;
          i = 0;
        }
        
          
    }

    else if(count > 8 && count < 17)
    {
        if(++delay == 80000 * (i+1))
        {
            get = (1<<i);
            *portf_data  = *portf_data  &(~get);
            i++;
            count++;
        }
        if(i == 8)
         {
          delay = 0;
          i = 7;
        }
    }
  
    else if(count > 16 && count < 25)
    {
        if(++delay == 80000 * (8-i))
        {
        get = (1<<i);
        *portf_data  = *portf_data  | get;
        i--;
        count++;
        }   
        if(i == -1)
       {
          delay = 0;
          i = 7;
        }
    }

    else if(count > 24 && count < 33)
    {
        if(++delay == 80000 * (8 - i))
        {
        get = (1<<i);
        *portf_data  = *portf_data  & (~get);
        i--;
        count++;
        }  
        if(i == -1)
        {
          delay = 0;
          i = 0;
        }
    }
    else
    {
        count = 1;
    }
     }
}

void loop() {
    
}