i need the code for this in Quartus (DE2)

1. Stopwatch/Timer

a. Buttons

i. start/stop button

ii. reset button

iii. pause button

iv. Type button

b. Inputs i. 8 switches for seconds input in timer

c. Stopwatch i. Implement a stopwatch that can count up to 999 on the DE2 board.

d. Timer

i. Implement a timer that can input a number of seconds and count down to zero

ii. Blinks when zero!