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7segment.vhd
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LIBRARY ieee;
USE ieee.std_logic_1164.all;
USE ieee.numeric_std.all;
ENTITY 7segment IS
PORT (
Data_In: IN STD_LOGIC_VECTOR (3 downto 0);
a, b, c, d, e, f, g, h: OUT STD_LOGIC
);
END ENTITY 7segment;
ARCHITECTURE comportamental OF 7segment IS
BEGIN
PROCESS (Data_In)
BEGIN
CASE Data_In IS
WHEN "0000" =>
a <= '0';
b <= '0';
c <= '0';
d <= '0';
e <= '0';
f <= '0';
g <= '1';
h <= '0';
WHEN "0001" =>
a <= '1';
b <= '0';
c <= '0';
d <= '1';
e <= '1';
f <= '1';
g <= '1';
h <= '0';
WHEN "0010" =>
a <= '0';
b <= '0';
c <= '1';
d <= '0';
e <= '0';
f <= '1';
g <= '0';
h <= '0';
WHEN "0011" =>
a <= '0';
b <= '0';
c <= '0';
d <= '0';
e <= '1';
f <= '1';
g <= '0';
h <= '1';
WHEN "0100" =>
a <= '1';
b <= '0';
c <= '0';
d <= '1';
e <= '1';
f <= '0';
g <= '0';
h <= '1';
WHEN "0101" =>
a <= '0';
b <= '1';
c <= '0';
d <= '0';
e <= '1';
f <= '0';
g <= '0';
h <= '1';
WHEN "0110" =>
a <= '0';
b <= '1';
c <= '0';
d <= '0';
e <= '0';
f <= '0';
g <= '0';
h <= '1';
WHEN "0111" =>
a <= '0';
b <= '0';
c <= '0';
d <= '1';
e <= '1';
f <= '1';
g <= '1';
h <= '1';
WHEN "1000" =>
a <= '0';
b <= '0';
c <= '0';
d <= '0';
e <= '0';
f <= '0';
g <= '0';
h <= '1';
WHEN "1001" =>
a <= '0';
b <= '0';
c <= '0';
d <= '0';
e <= '1';
f <= '0';
g <= '0';
h <= '1';
WHEN OTHERS =>
a <= '1';
b <= '1';
c <= '1';
d <= '1';
e <= '1';
f <= '1';
g <= '1';
h <= '1';
END CASE;
END PROCESS;
END ARCHITECTURE comportamental;