MG 77

Sterowanie wyświetlaczem 7-segmentowym - tablica

• Tablica prawdy

.i 4 .o 7

• typa	i f r
.i lb	x(3) x(2)	x(l)
. ob a	, b c d e	f 9
0000	1111110
0001	0110000
0010	1101101
0011	1111001
0100	0110011
0101	1011011
0110	1011111
0111	1110000
1000	1111111
1001	1111011

library ieee;

use leee.std_logic_1164.all;

entity seven_seg_controler is port(

x : in std_logic_vector (3 downto 0); a, b, c, d, e, f, g : out stdjogic

);

end seven_seg_controłer; architecture data_ftow of seven_seg_controler is signal o: std_logic_vector (6 downto 0); begin

with x select

o <= "1111110" when "0000", "0110000" when "0001", "1101101" when "0010", "1111001" when "0011", "0110011" when "0100",

"1011011" when "0101", "1011111" when "0110", "1110000" when "0111", "1111111" when "1000", "1111011" when "1001".

I*-" when others; |

(a, b, c, d, e, f, g) <- o;

end data_flow;

Mariusz Rawski