Thermo without error checks

1 files changed, 92 insertions, 0 deletions

diff --git a/pb_APP_log_comb.srcs/sources_1/new/Thermo2Bin.vhd b/pb_APP_log_comb.srcs/sources_1/new/Thermo2Bin.vhd
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+----------------------------------------------------------------------------------
+-- Company: 
+-- Engineer: 
+-- 
+-- Create Date: 05/05/2025 09:48:51 AM
+-- Design Name: 
+-- Module Name: Thermo2Bin - 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 Thermo2Bin is
+    Port ( thermo_bus : in STD_LOGIC_VECTOR (11 downto 0);
+           binary_out : out STD_LOGIC_VECTOR (3 downto 0);
+           error : out STD_LOGIC);
+end Thermo2Bin;
+
+architecture Behavioral of Thermo2Bin is
+    signal first_segment_of_four : STD_LOGIC_VECTOR(3 downto 0);
+    signal second_segment_of_four : STD_LOGIC_VECTOR(3 downto 0);
+    signal third_segment_of_four : STD_LOGIC_VECTOR(3 downto 0);
+    
+    component Add4Bits is
+        Port ( A : in STD_LOGIC_VECTOR (3 downto 0);
+            B : in STD_LOGIC_VECTOR (3 downto 0);
+            C : in STD_LOGIC;
+            R : out STD_LOGIC_VECTOR (3 downto 0);
+            Rc : out STD_LOGIC);
+    end component;
+    
+    signal first_plus_second : STD_LOGIC_VECTOR(3 downto 0);
+    signal carry_out_first_plus_second : STD_LOGIC;
+    signal last_carry_out : STD_LOGIC;
+begin
+    -- 11, 10, 9, 8
+    first_segment_of_four(3) <= '0';            -- E
+    first_segment_of_four(2) <= thermo_bus(11); -- F = A
+    first_segment_of_four(1) <= NOT thermo_bus(11) AND thermo_bus(9); -- G = A'C
+    first_segment_of_four(0) <= NOT thermo_bus(11) AND ((NOT thermo_bus(9) AND thermo_bus(8)) OR (thermo_bus(10) AND thermo_bus(9))); -- H = A'(C'D+BC)
+    
+    -- 7, 6, 5, 4
+    second_segment_of_four(3) <= '0';            -- E
+    second_segment_of_four(2) <= thermo_bus(7); -- F = A
+    second_segment_of_four(1) <= NOT thermo_bus(7) AND thermo_bus(5); -- G = A'C
+    second_segment_of_four(0) <= NOT thermo_bus(7) AND ((NOT thermo_bus(5) AND thermo_bus(4)) OR (thermo_bus(6) AND thermo_bus(5))); -- H = A'(C'D+BC)
+    
+    -- 3, 2, 1, 0
+    third_segment_of_four(3) <= '0';            -- E
+    third_segment_of_four(2) <= thermo_bus(3); -- F = A
+    third_segment_of_four(1) <= NOT thermo_bus(3) AND thermo_bus(1); -- G = A'C
+    third_segment_of_four(0) <= NOT thermo_bus(3) AND ((NOT thermo_bus(1) AND thermo_bus(0)) OR (thermo_bus(2) AND thermo_bus(1))); -- H = A'(C'D+BC)
+    
+    -- Addition des 3 compte ensemble
+    first_plus_second_adder : Add4Bits port map (
+        A => first_segment_of_four,
+        B => second_segment_of_four,
+        R => first_plus_second,
+        Rc => carry_out_first_plus_second,
+        C => '0'
+    );
+    
+    plus_third_adder : Add4Bits port map (
+        A => first_plus_second,
+        B => third_segment_of_four,
+        R => binary_out,
+        Rc => last_carry_out,
+        C => carry_out_first_plus_second
+    );
+    
+end Behavioral;