#include "ecen.h"

void setup() {
  // put your setup code here, to run once:
  init_port();

}

void loop() {
  // put your main code here, to run repeatedly:
  volatile short x;
  volatile short y;
  volatile char i;
  volatile char j;
  volatile long k;
    x=1;
    output(x);
    for(k=0;k<700000;k++);

  for(i=0;i<7;i++)
  {
    y=0;
    output(y);
    for(k=0;k<700000;k++);
    x=x<<1;
    x=x+1;
    output(x);
    for(k=0;k<700000;k++);
  }


}