my testbench code :
--------------------------------------------------------------------------------
-- Testbench automatically generated by MagCAD --
-- Date: 15/04/2018 --
-- Time: 22:27:17 --
--------------------------------------------------------------------------------
-- Entity: iNML/xor1/xor
--------------------------------------------------------------------------------
-- DO NOT MODIFY THIS TB, EXEPT THE INPUT STIMULI PROCESS
--------------------------------------------------------------------------------
library ieee;
use ieee.std_logic_1164.all;
use ieee.numeric_std.all;
use work.NML_definitions.all;
use work.NML_components.all;
entity tb_iNML_xor1_xor is
GENERIC
(
phases: natural := 3;
period: time := 10 ns
);
end tb_iNML_xor1_xor;
architecture Behavioural of tb_iNML_xor1_xor is
signal A :std_logic;
signal A_param : param_data := (others => 0.0);
signal BN :std_logic;
signal BN_param : param_data := (others => 0.0);
signal B :std_logic;
signal B_param : param_data := (others => 0.0);
signal NA :std_logic;
signal NA_param : param_data := (others => 0.0);
signal xorout :std_logic;
signal xorout_param : param_data := (others => 0.0);
component iNML_xor1_xor is
port(
A: in std_logic;
A_param: in param_data := (others => 0.0);
BN: in std_logic;
BN_param: in param_data := (others => 0.0);
B: in std_logic;
B_param: in param_data := (others => 0.0);
NA: in std_logic;
NA_param: in param_data := (others => 0.0);
xorout: out std_logic;
xorout_param: out param_data := (others => 0.0);
end component;
begin
DUT : iNML_xor1_xor port map(A => A, A_param => A_param,
BN => BN, BN_param => BN_param,
B => B, B_param => B_param,
NA => NA, NA_param => NA_param,
xorout => xorout, xorout_param => xorout_param);
--------------------------------------------------------------------------------
-- PLEASE, DO NOT MODIFY BEFORE THIS POINT
-- USE THIS PROCESS TO INSERT INPUT STIMULI
-- Please use the following example as a reference:
-- input_proc: process
-- begin
-- in1<='0';
-- in2<='0';
-- wait for 30 ns;
-- in1<='0';
-- in2<='1';
-- wait for 30 ns;
-- in1<='1';
-- in2<='1';
-- wait for 30 ns;
-- in1<='1';
-- in2<='0';
-- wait for 100 us;
-- process input_proc;
--
--
--------------------------------------------------------------------------------
input_proc: process
begin
--insert your input stimuli here
BN <='0';
B <='1';
NA <='0';
A <='1';
wait for 50 ns;
BN <='1';
B <='0';
NA <='0';
A <='1';
wait for 50 ns;
end process input_proc;
end Behavioural;