//Display Topmost Row all LEDs
void setup() {
  volatile char *dirf,*dirk;
  dirf=0x30;
  *dirf=0xFF;
  dirk=0x107;
  *dirk=0xFF;
}

void loop() {
volatile char *outf,*outk;
outf=0x31;
outk=0x108;
volatile char i;
  *outf=0xFF;
  *outk=0x7F;
}