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Duplicate Detector

Beginner

Simulate (GHDL)

00:00

Specification

01General Operation

The circuit is combinational and compares every useful pair.

Behaviour

o_duplicate=1 if any two inputs have the same value.
o_duplicate=0 if all four values are different.

02Interface

i_a0

Direction: Input
Width: 4 bits
Description: Input a0

i_a1

Direction: Input
Width: 4 bits
Description: Input a1

i_a2

Direction: Input
Width: 4 bits
Description: Input a2

i_a3

Direction: Input
Width: 4 bits
Description: Input a3

o_duplicate

Direction: Output
Width: 1 bit
Description: Output duplicate

← Running Sum Calculator