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Computer Science · Digital Logic · Automata Theory

Mealy Machine for Sequence Detection

Type State diagramStandard OMG UML 2.5.1 §14 + Harel (1987) statechartEngine schematex-stateUpdated 5/27/2026
Mealy Machine for Sequence Detection
Drawing preview
The request

“A Mealy machine that detects the sequence 101 with overlap. Label every transition input/output and output 1 when 101 completes.”

Then tryTurn it into a Moore machineStop counting overlapping matches
What is in this drawing

Read the decisions behind it.

01

Overlapping detection allowed

02

Four-state design (Idle, Saw1, Saw10, Saw101)

03

Output on transitions (Mealy)

Use for designing sequential circuits, building pattern recognizers, and teaching automata theory.

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