#include "7SegLookUp.h"
void setup() {
  // put your setup code here, to run once:
      volatile char *dirF=0x30;// port f dir
      *dirF = 0xff;
      dirF = 0x108; // port k dir
      *dirF = 0xff;
}

void Forward(){

    volatile *output2 = 0x31; //port f output
    volatile *output1 = 0x108; // port k output
    long i,k;

    for (i=0; i<10; i++ ){
      *output2 =  out(i);
      for (k=0; k<10 ; k++){
        *output1 = out(k);
        volatile long j;
        for (j=0; j <400000 ; j++);
      }
 
    }}

void Reverse(){

    volatile *output2 = 0x31; //port f output
    volatile *output1 = 0x108; // port k output
    long i,k;

    for (i=9; i>=0; i-- ){
      *output2 =  out(i);
      for (k=9 ; k>=0 ; k--){
        *output1 = out(k);
        volatile long j;
        for (j=0; j <400000 ; j++);
      }
 
    }}

void loop() {
Forward();
Reverse();
}