#include "header.h"
void setup() {
  init_port();
  volatile char *outf, *outk;
  outf = 0x31; outk = 0x108;
  char row, col;
  while(1){
    for(row=0;row<8;row++){
      *outk = ~(1<<row);
      for(col=0;col<8;col++){
        *outf = (1<<col);
        delay1(15);
        *outf = 0x00;
      }
    }
  }
}