void
setup( void )
{
  P1DIR = 0b110000;
  P1OUT = 0b010000;
}

void
loop( void )
{
  P1OUT = 0b100000;
  delay( 20 );
  P1OUT = 0b000000;
  delay( 980 );
  P1OUT = 0b010000;
  delay( 20 );
  P1OUT = 0b000000;
  delay( 980 );
}