Synchronous Sequential Circuits
- Analysis of SSCs
- Choosing Flip-Flops
- State Reduction of SSCs
- Synchronous Sequential Circuits
- Synthesis of SSCs
Definition
A synchronous sequential circuit (a.k.a finite state machine, SCS) is realized using combinational logic and flip-flops
The General Form of a Synchronous Sequential Circuit
Where
- W: circuit input
- Q: flip-flop output or current state
- Z: circuit output
Synthesis example: Synthesis of SSCs#^e577b3
Moore Machine
See Moore machine
General Form of a SSC Moore Machine
Mealy Machine
See Sequential Circuits#Mealy Machine
General Form of a SSC Mealy Machine
Example
Specification: one input (
Synthesis example: Synthesis of SSCs#^6d3854