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testbench.vhd
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----------------------------------------------------------------------------------
-- Company: University of Birmingham,
-- Engineer: Steven Quigley
--
-- Create Date: 14.07.2018 17:00:26
-- Design Name: testbench
-- Module Name: testbench - Behavioral
-- Project Name: example1
-- Target Devices: Artix7 series
-- Tool Versions:
-- Description: Test bench for first lab
--
----------------------------------------------------------------------------------
library IEEE;
use IEEE.STD_LOGIC_1164.ALL;
use IEEE.STD_LOGIC_ARITH.ALL;
use IEEE.STD_LOGIC_SIGNED.ALL;
entity testbench is
end testbench;
architecture Behavioral of testbench is
signal CLK100MHZ: std_logic; --100 MHz clock
--signal BTNL, BTNR, BTNU, BTND, BTNC: std_logic; --Push buttons
signal B1, B2, B3, BTNU, BTNC, BTNR, BTNL, BTND: std_logic;
signal SWITCHES: STD_LOGIC_VECTOR (7 downto 0); --Slider switches
signal LEDS: STD_LOGIC_VECTOR (9 downto 0); --LEDs
signal DIGITS: STD_LOGIC_VECTOR (7 downto 0); --Digits of 7-segment display
signal SEGMENTS: STD_LOGIC_VECTOR (7 downto 0); --Segments of 7-segment display
begin
uut: entity work.project4(Behavioral) port map
( CLK100MHZ => CLK100MHZ,
BTNL=>BTNL, BTNR=>BTNR, BTNU=>BTNU, BTND=>BTND, BTNC=>BTNC,
SWITCHES => SWITCHES,
LEDS => LEDS,
DIGITS => DIGITS,
SEGMENTS =>SEGMENTS);
process -- Create clock signal
begin
CLK100MHZ <= '0';
wait for 5 ns;
CLK100MHZ <= '1';
wait for 5 ns;
end process;
----verify birthday&error 1111=> 0001 0001 0001 0001 => leds(9 downto 0) ='1100000011'
-- process -- Create inputs
-- begin
-- BTNC <= '1';
-- BTNR <= '1';
-- wait for 50000 ns;
-- BTNR <= '0';
-- BTNC <= '0';
-- wait for 50000 ns;
-- SWITCHES(3 DOWNTO 0) <= "0001";
-- wait for 50000 ns;
-- BTNR <= '1';
-- wait for 50000 ns;
-- BTNR <= '0';
-- wait for 50000 ns;
-- SWITCHES(3 DOWNTO 0) <= "0001";
-- wait for 50000 ns;
-- BTNR <= '1';
-- wait for 50000 ns;
-- BTNR <= '0';
-- wait for 50000 ns;
-- SWITCHES(3 DOWNTO 0) <= "0001";
-- wait for 50000 ns;
-- BTNR <= '1';
-- wait for 50000 ns;
-- BTNR <= '0';
-- wait for 50000 ns;
-- SWITCHES(3 DOWNTO 0) <= "0001";
-- wait for 50000 ns;
-- BTNR <= '1';
-- wait for 50000 ns;
-- BTNR <= '0';
-- wait for 50000 ns;
-- BTNR <= '1';
-- wait for 50000ns;
-- BTNR <= '0';
-- wait for 50000ns;
-- end process;
--verify old passcode&correct 3469=0011 0100 0110 1001 => leds='0000000001'
-- process -- Create inputs
-- begin
-- BTNL <= '1';
-- BTNR <= '1';
-- wait for 50000 ns;
-- BTNR <= '0';
-- BTNL <= '0';
-- wait for 50000 ns;
-- SWITCHES(3 DOWNTO 0) <= "0011";
-- wait for 60000 ns;
-- BTNR <= '1';
-- wait for 60000 ns;
-- BTNR <= '0';
-- wait for 60000 ns;
-- SWITCHES(3 DOWNTO 0) <= "0100";
-- wait for 60000 ns;
-- BTNR <= '1';
-- wait for 60000 ns;
-- BTNR <= '0';
-- wait for 60000 ns;
-- SWITCHES(3 DOWNTO 0) <= "0110";
-- wait for 60000 ns;
-- BTNR <= '1';
-- wait for 60000 ns;
-- BTNR <= '0';
-- wait for 60000 ns;
-- SWITCHES(3 DOWNTO 0) <= "1001";
-- wait for 60000 ns;
-- BTNR <= '1';
-- wait for 60000 ns;
-- BTNR <= '0';
-- wait for 60000 ns;
-- BTNR <= '1';
-- wait for 100 ns;
-- BTNR <= '0';
-- wait for 60000 ns;
-- end process;
---- --verify old passcode & error 3333=0011 0011 0011 0011 =>leds='1111111111'
-- process -- Create inputs
-- begin
-- BTNL <= '1';
-- wait for 50000 ns;
-- BTNL <= '0';
-- wait for 50000 ns;
-- SWITCHES(3 DOWNTO 0) <= "0011";
-- wait for 50000 ns;
-- BTNR <= '1';
-- wait for 50000 ns;
-- BTNR <= '0';
-- wait for 50000 ns;
-- SWITCHES(3 DOWNTO 0) <= "0011";
-- wait for 50000 ns;
-- BTNR <= '1';
-- wait for 50000 ns;
-- BTNR <= '0';
-- wait for 50000 ns;
-- SWITCHES(3 DOWNTO 0) <= "0011";
-- wait for 50000 ns;
-- BTNR <= '1';
-- wait for 50000 ns;
-- BTNR <= '0';
-- wait for 50000 ns;
-- SWITCHES(3 DOWNTO 0) <= "0011";
-- wait for 50000 ns;
-- BTNR <= '1';
-- wait for 50000 ns;
-- BTNR <= '0';
-- wait for 50000 ns;
--verify & set 7-digits passcode&correct--2023469-0010 0000 0010 0011 0100 0110 1001
process -- Create inputs
begin
BTNC <= '1';
BTNR <= '1';
wait for 50000 ns;
BTNR <= '0';
BTNC <= '0';
wait for 50000 ns;
SWITCHES(3 DOWNTO 0) <= "0000";--0
wait for 50000 ns;
BTNR <= '1';
wait for 50000 ns;
BTNR <= '0';
wait for 50000 ns;
SWITCHES(3 DOWNTO 0) <= "0100";--4
wait for 50000 ns;
BTNR <= '1';
wait for 50000 ns;
BTNR <= '0';
wait for 50000 ns;
SWITCHES(3 DOWNTO 0) <= "0001";--1
wait for 50000 ns;
BTNR <= '1';
wait for 50000 ns;
BTNR <= '0';
wait for 50000 ns;
SWITCHES(3 DOWNTO 0) <= "0110";--6 verify the birthday number leds='0000110000'
wait for 50000 ns;
BTNR <= '1';
wait for 50000 ns;
BTNR <= '0';
wait for 50000 ns;
-- press B2 to verify
BTNR <= '1';
wait for 50000 ns;
BTNR <= '0';
wait for 50000 ns;
SWITCHES(3 DOWNTO 0) <= "0110";--7 passcode length
wait for 50000 ns;
BTNR <= '1';
wait for 50000 ns;
BTNR <= '0';
wait for 50000 ns;
SWITCHES(3 DOWNTO 0) <= "0010";--2
wait for 50000 ns;
BTNR <= '1';
wait for 50000 ns;
BTNR <= '0';
wait for 50000 ns;
SWITCHES(3 DOWNTO 0) <= "0000";--0
wait for 50000 ns;
BTNR <= '1';
wait for 50000 ns;
BTNR <= '0';
wait for 50000 ns;
SWITCHES(3 DOWNTO 0) <= "0010";--2
wait for 50000 ns;
BTNR <= '1';
wait for 50000 ns;
BTNR <= '0';
wait for 50000 ns;
SWITCHES(3 DOWNTO 0) <= "0011";--3
wait for 50000 ns;
BTNR <= '1';
wait for 50000 ns;
BTNR <= '0';
wait for 50000 ns;
SWITCHES(3 DOWNTO 0) <= "0100";--4
wait for 50000 ns;
BTNR <= '1';
wait for 50000 ns;
BTNR <= '0';
wait for 50000 ns;
SWITCHES(3 DOWNTO 0) <= "0110";--6
wait for 50000 ns;
BTNR <= '1';
wait for 50000 ns;
BTNR <= '0';
wait for 50000 ns;
SWITCHES(3 DOWNTO 0) <= "1001";--9
wait for 50000 ns;
BTNR <= '1';
wait for 50000 ns;
BTNR <= '0';
wait for 50000 ns;
BTNR <= '1'; --reset_complete
wait for 50000 ns;
BTNR <= '0';
wait for 50000 ns;
BTNL <= '1'; --init
wait for 50000 ns;
BTNL <= '0';
wait for 50000 ns;
SWITCHES(3 DOWNTO 0) <= "0010";--2
wait for 50000 ns;
BTNR <= '1';
wait for 50000 ns;
BTNR <= '0';
wait for 50000 ns;
SWITCHES(3 DOWNTO 0) <= "0000";--0
wait for 50000 ns;
BTNR <= '1';
wait for 50000 ns;
BTNR <= '0';
wait for 50000 ns;
SWITCHES(3 DOWNTO 0) <= "0010";--2
wait for 50000 ns;
BTNR <= '1';
wait for 50000 ns;
BTNR <= '0';
wait for 50000 ns;
SWITCHES(3 DOWNTO 0) <= "0011";--3
wait for 50000 ns;
BTNR <= '1';
wait for 50000 ns;
BTNR <= '0';
wait for 50000 ns;
SWITCHES(3 DOWNTO 0) <= "0100";--4
wait for 50000 ns;
BTNR <= '1';
wait for 50000 ns;
BTNR <= '0';
wait for 50000 ns;
SWITCHES(3 DOWNTO 0) <= "0110";--6
wait for 50000 ns;
BTNR <= '1';
wait for 50000 ns;
BTNR <= '0';
wait for 50000 ns;
SWITCHES(3 DOWNTO 0) <= "1001";--9
wait for 50000 ns;
BTNR <= '1';
wait for 50000 ns;
BTNR <= '0';
wait for 50000 ns;
BTNR <= '1';
wait for 50000 ns;
BTNR <= '0';
wait for 50000 ns;
-- BTNR <= '1';
-- wait for 50000 ns;
-- BTNR <= '0';
-- wait for 50000 ns;
end process;
end Behavioral;