Exercise 1) Prototype the designed unit in the DE2-70 ALTERA FPGA Board device number (EP2C70F896C6) and demonstrate the working operation of the unlock unit. UnlockUnit.v KEY [2:0] HEXO_DIO] 0 RESET StateMachine.v 5 CLK 6 State_OUT [2:0] 4 2 DP Bin2Hex.v 3 I LED OUT [6:0] Figure 2.2 : The Top Module for the unlock unit