Source-Code » VHDL » 8-to-3 Encoder VHDL Source Code

8-to-3 Encoder VHDL Source Code

vhdl encoder source code digital logic combinational circuit

This page provides the VHDL source code for an 8-to-3 encoder.

VHDL Code

library IEEE;
use IEEE.STD_LOGIC_1164.all;

entity encoder8to3 is
    port(
        din : in STD_LOGIC_VECTOR(7 downto 0);
        dout : out STD_LOGIC_VECTOR(2 downto 0)
    );
end encoder8to3;

architecture encoder8to3_arc of encoder8to3 is
begin
    dout <= "000" when (din="10000000") else
            "001" when (din="01000000") else
            "010" when (din="00100000") else
            "011" when (din="00010000") else
            "100" when (din="00001000") else
            "101" when (din="00000100") else
            "110" when (din="00000010") else
            "111";
end encoder8to3_arc;