VHDL files

These files implement various functions on the Cyclone III FPGA Altera DE0 board.

lab1.vhd, tb_lab1.vhd, lab2.vhd, tb_lab2.vhd implement basic logic functions and a way to test them
lab3.vhd implements flip-flops and digital logic to control state
lab4.vhd implements a state machine