We didn't cover LEDs in Fall 1997, but this question is included for completeness. Page 9
Since we used Xilinx, we didn't cover physical implementation much in Fall 1997, but this question is included for completeness. Note that this is a top view of a couple ICs on a printed circuit board. Pin 7/8 on the 14/16 pin package is generally ground, and pin 14/16 on the 14/16 pin package is generally +5V supply. Page 10 Page 11
