diff options
| -rw-r--r-- | Readme.md | 4 | ||||
| -rw-r--r-- | pb_APP_log_comb.srcs/sources_1/new/Bin2DualBCD_NS.vhd | 4 | ||||
| -rw-r--r-- | pb_APP_log_comb.srcs/sources_1/new/Bin2DualBCD_S.vhd | 81 |
3 files changed, 85 insertions, 4 deletions
@@ -9,8 +9,8 @@ - [x] Faire le Testbench - [ ] Bin2DualBCD - [x] Bin2DualBCD_NS - - [ ] Moins_5 - - [ ] Bin2DualBCD_S + - [x] Moins_5 + - [x] Bin2DualBCD_S - [ ] Mux - [x] septSegments_Top - [ ] Diviseur d’horloge : synchro_module_v2 diff --git a/pb_APP_log_comb.srcs/sources_1/new/Bin2DualBCD_NS.vhd b/pb_APP_log_comb.srcs/sources_1/new/Bin2DualBCD_NS.vhd index ff56333..34c101f 100644 --- a/pb_APP_log_comb.srcs/sources_1/new/Bin2DualBCD_NS.vhd +++ b/pb_APP_log_comb.srcs/sources_1/new/Bin2DualBCD_NS.vhd @@ -93,8 +93,8 @@ begin units_out <= "0101"; dizaines_out <= "0001"; when others => - units_out <= "0000"; - dizaines_out <= "0000"; + units_out <= "1111"; + dizaines_out <= "1110"; end case; end process; diff --git a/pb_APP_log_comb.srcs/sources_1/new/Bin2DualBCD_S.vhd b/pb_APP_log_comb.srcs/sources_1/new/Bin2DualBCD_S.vhd new file mode 100644 index 0000000..8f01c36 --- /dev/null +++ b/pb_APP_log_comb.srcs/sources_1/new/Bin2DualBCD_S.vhd @@ -0,0 +1,81 @@ +---------------------------------------------------------------------------------- +-- Company: +-- Engineer: +-- +-- Create Date: 05/05/2025 02:21:36 PM +-- Design Name: +-- Module Name: Bin2DualBCD_S - 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 Bin2DualBCD_S is + Port ( signed_in : in STD_LOGIC_VECTOR (3 downto 0); + signed_code : out STD_LOGIC_VECTOR (3 downto 0); + signed_units : out STD_LOGIC_VECTOR (3 downto 0)); +end Bin2DualBCD_S; + +architecture Behavioral of Bin2DualBCD_S is + +begin + + process (signed_in(0)) + begin + case (signed_in(0)) is + when '0' => + signed_code <= "0000"; + when '1' => + signed_code <= "1101"; + when others => + signed_code <= "1110"; -- E + end case; + end process; + + -- Units are the same regardless of sign. + process (signed_in(2 downto 0)) + begin + case (signed_in(2 downto 0)) is + when "000" => + signed_units <= "0000"; + when "001" => + signed_units <= "0001"; + when "010" => + signed_units <= "0010"; + when "011" => + signed_units <= "0011"; + when "100" => + signed_units <= "0100"; + when "101" => + signed_units <= "0101"; + when "110" => + signed_units <= "0101"; + when "111" => + signed_units <= "0111"; + when others => + signed_units <= "1111"; -- r + end case; + end process; + +end Behavioral; |