//
// This program moves five lights at a time from left to right, like a train.
// The LEDs are connected to all the pins in Port 1 (pins 0 through 7) and
// Port 2 (pins 0 through 5).
//

long int train = 0b11111;
int train_length = 5;
int how_many_p1_lights = 8;
int how_many_p2_lights = 6;
int x = 0;

void
setup()
{                
  P1DIR = 0b11111111;
  P2DIR = 0b111111;
}
 
void
loop()
{
  P1OUT = (train << x) >> train_length;
  P2OUT = (train << x) >> (train_length + how_many_p1_lights);
  x++;
  x %= (train_length + how_many_p1_lights + how_many_p2_lights);
  delay( 1000 );
}