An asynchronous state machine has two inputs (X1 and X2) and one output (Z). The output is the same of the previous value if (x2=0) and (2) equals to the value of (x1) if (x2=1). The designer needs for ...... NOT- * gate(s) for building the circuit 3 4 O 20 2 An asynchronous state machine has two inputs (X1 and X2) and one output (Z). The output is the same of the previous value if (x2-0) and (2) equals to the value of (X1) if (X2=1). The circuit combines ....AND-gate(s) 3 1 4 O 2 O (2) A combinational logic circuit has an output F-a'b'c+a'c'd'+bc'd+acd. A * static one hazard occurs when abcd=0101 changed to 0100 abcd-0100 changed to 0101 abcde1101 changed to 1111