6.1 Basic Concepts of sequence Logic Circuits 1.Differences of Combinational Circuits and Sequential Circuits(区别) *Combinational Circuits:Output of Circuits is at all times dependent on the input,Having nothing to do with the former states. *Sequential Circuits:The output level depends not only on the present value of inputs,but also on past inputs Stored by Flip-Flop ) 2.The structure of Sequential Circuits(组成) Combinational Circuits Storage Circuits 6.1 Basic Concepts of sequence Logic Circuits 1. Differences of Combinational Circuits and Sequential Circuits(区别 ) Combinational Circuits: Output of Circuits is at all times dependent on the input, Having nothing to do with the former states. Sequential Circuits: The output level depends not only on the present value of inputs, but also on past inputs ( Stored by Flip-Flop ). 2. The structure of Sequential Circuits(组成 ) Combinational Circuits + Storage Circuits