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 1 3 4 O 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 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