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project_6/project_6.srcs/sources_1/new/dec2.vhd

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+----------------------------------------------------------------------------------
+-- Company: 
+-- Engineer: 
+-- 
+-- Create Date: 09.03.2026 15:54:24
+-- Design Name: 
+-- Module Name: dec_seg - Behavioral
+-- Project Name: 
+-- Target Devices: 
+-- Tool Versions: 
+-- Description: 
+-- 
+-- Dependencies: 
+-- 
+-- Revision:
+-- Revision 0.01 - File Created
+-- Additional Comments:
+-- 
+----------------------------------------------------------------------------------
+
+
+library IEEE;
+use IEEE.STD_LOGIC_1164.ALL;
+
+-- Uncomment the following library declaration if using
+-- arithmetic functions with Signed or Unsigned values
+--use IEEE.NUMERIC_STD.ALL;
+
+-- Uncomment the following library declaration if instantiating
+-- any Xilinx leaf cells in this code.
+--library UNISIM;
+--use UNISIM.VComponents.all;
+
+entity dec_seg is
+    Port ( BCD : in STD_LOGIC_VECTOR (3 downto 0);
+           SEG : out STD_LOGIC_VECTOR (7 downto 0));
+end dec_seg;
+
+architecture Behavioral of dec_seg is
+
+begin
+    -- Konverzia BCD na 7-segment (ABCDEFG + DP)
+    -- Form<72>t: "ABCDEFG DP"
+    
+    with bcd select
+        seg <= "11000000" when "0000", -- 0
+               "11111001" when "0001", -- 1
+               "10100100" when "0010", -- 2
+               "10110000" when "0011", -- 3
+               "10011001" when "0100", -- 4
+               "10010010" when "0101", -- 5
+               "10000010" when "0110", -- 6
+               "11111000" when "0111", -- 7
+               "10000000" when "1000", -- 8
+               "10010000" when "1001", -- 9
+               "11111111" when others; -- off
+
+end Behavioral;